What is the molar solubility of AgCl in a 0.050 M NaCl solution? The Ksp of AgCl is 1.6 x 10-10. (Assume that the contribution of [Cl-] from AgCl is negligible relative to the [Cl-] from NaCl)
Answers
The molar solubility of AgCl:
The molar solubility of AgCl in a 0.050 M NaCl solution is 8 x \(10^{-8}\) M \(Ag^{+}\)
What is solubility?
The solubility is the quantity of reagent required to saturate the solution or bring about the dissociation reaction's equilibrium.
Reaction:
The dissociation reaction of AgCl in water is:
\(AgCl\) ⇄ \(Ag^{+} + Cl^{-}\)
Each mole of AgCl that dissolves in this reaction yields 1 mole of both \(Ag^{+}\) and \(Cl^{-}\). The concentration of either the Ag or Cl ions would then be equal to the solubility.
Solubility= [\(Ag^{+}\)] = [\(Cl^{-}\)]
Calculation:
in 0.050 M NaCl, the [\(Cl^{-}\)] = 1 x \(10^{-2}\)
ksp = [\(Ag^{+}\)] x [\(Cl^{-}\)]
1.6 x \(10^{-10}\) = [\(Ag{+}\)] x ( 5 x \(10^{-2}\))
[\(Ag^{+}\)] = 5 x \(10^{+2}\) x 1.6 x \(10^{-10}\)
[\(Ag^{+}\)] = 5 x 1.6 x \(10^{-10+2}\)
[\(Ag^{+}\)] = 8 x \(10^{-8}\) M
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Related Questions
what are the common features of Mass, Volume, Magnetism, and Melting point?
Answers
Answer: they all are 4 properties of matter
Answer:
Explanation:
Mass is a scalar quantity. It has magnitude. In science, volume is a measure of the amount of three-dimensional space an object fills. It’s usually measured in cubic meters based on the SI or metric system. Volume can be represented by three axes – length, width, and height. In practice, however, volume in chemistry is commonly measured in liters and milliliters. Magnetism is a force that attracts (pulls closer) or repels (pushes away) objects that have a magnetic material like iron inside them (magnetic objects). In simpler words, it is a property of substances which pull closer or repel other objects. It is a subject in physics. The melting point of a substance is the temperature at which it changes state from solid to liquid.
How many grams of oxygen are required for the complete combustion of 47.2 g of butane, C4H10?
2C4H10 + 13O2 = 8CO2 + 10H2O
Answers
How many grams of oxygen are required for the complete combustion of 47.2 g of butane, C4H10?
2C4H10 + 13O2 = 8CO2 + 10H2O
Explanation:
Write the equation of each circle. center at (4, 3), radius 9
Answers
Answer:
Explanation:
c
for every 0.50 moles of CaC2O4 formed, how many moles of NaI are Formed?
Answers
Answer:
1.45 moles of Na2O produced
Explanation:
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which of the following correctly describes the basic chemical formula for all sugar monomers?
Answers
The basic chemical formula for all sugar monomers can be described as (CH₂O)n, where "n" represents the number of carbon atoms in the sugar molecule.
Glucose is the most prevalent natural monomer among sugars. Starch, cellulose, and glycogen combine to create polymers as a result of their linking. Many species rely on glucose as a critical source of energy.
This formula indicates that sugars are composed of carbon (C), hydrogen (H), and oxygen (O) atoms in a ratio of 1 ratio 2 ratio 1. The "n" value varies depending on the specific sugar monomer. For example monosaccharide, glucose, a common sugar monomer, has a chemical formula of C₆H₁₂O₆, where "n" is 6.
Therefore, the correct description of the basic chemical formula for all sugar monomers is (CH₂O)n.
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what would happen to dietary protein if hcl were not being produced in sufficient quantities?
Answers
Dietary protein will not be digested if Hcl were not being produced in sufficient quantities.
In the stomach, there are some glands found on the stomach lining that helps to release hydrochloric acid (HCl). Their major role is to dissolve food and produce an acidic medium.
The acidic media promotes and improves the conversion of pepsinogen to pepsin. Pepsin acts as an enzyme that supports protein digestion.
Protein digestion requires a pH of around 1.8 which can be achieved by the secretion of HCl.
As a result, if HCI is not released in the stomach in sufficient quantities, pepsin will not be activated and it would have a detrimental impact on protein digestion.
Therefore, we can conclude that dietary protein will not be digested if Hcl were not being produced in sufficient quantities.
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what is causing the marshmallow to change their sate of matter
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Answer:
Any form of semi high energy waves cause the water molecules inside the marshmallow to vibrate which heat and soften the sugar matrix inside the marshmallow. The weakened sugar matrix allows air bubbles within the marshmallow to expand rapidly and the marshmallow puffs up and becomes goo. If this proccess is repeated it can completly change it's state of matter.
Explanation:
In one of NASA's space tether experiments, a 20.0 km-iong conducting wire was deployed by the space shuttle as it orbited at 7.86×10^3m/s around Earth and across Earth's magnetic field lines. The resulting motional emf was used as a power source. If the component of Earth's magnetic field perpendicular to the tether was 1.31×10^−5T, determine the maximum possible potential difference (in V) between the two ends of the tether. 2,375 V 1,900 V 1,980 V 2,130 V 2,060 V 1,840 V 2,120 V
Answers
The maximum possible potential difference between the two ends of the tether is approximately 2.06 × 10³ V. Thus, the correct answer is 2.06 × 10³ V.
The maximum possible potential difference (V) between the two ends of the tether can be calculated using the formula:
V = B * L * v
where B is the magnetic field strength, L is the length of the wire, and v is the velocity of the wire.
In this case, we have the following values:
B = 1.31 × 10⁻⁵ T (magnetic field strength)
L = 20.0 km = 20,000 m (length of the wire)
v = 7.86 × 10³ m/s (velocity of the wire)
Plugging these values into the formula, we can calculate the potential difference:
V = (1.31 × 10⁻⁵ T) * (20,000 m) * (7.86 × 10³ m/s)
Calculating this value:
V ≈ 2.06 × 10³ V
Therefore, the maximum possible potential difference between the two ends of the tether is approximately 2.06 × 10³ V. Thus, the correct answer is 2.06 × 10³ V.
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Each of the following pairs of elements will react to form an ionic compound. Write the formulas and name these compounds: (a) barium and oxygen, (b) calcium and phosphorus, (c) aluminum and sulfur, (d) lithium and nitrogen
Answers
(a) barium and oxygen - Braium oxide (\(BaO\))
(b) calcium and phosphorus - Calcium phosphate - (\(Ca_{3}(PO_{4})_{2}\))
(c) aluminum and sulfur - Aluminum Sulfide \(Al_{2}S_{3}\)
lithium and nitrogen - Lithium nitride \(Li_{3} N\)
What is an ionic compound?The term ionic compound refers to a compound that is formed when ions are combined together. We know that ionic compounds are crystalline and that they are also soluble in water and polar solvents. Most importantly, the ions are arranged in a very definite pattern.
Now let us see the names of the compounds formed by each pair;
(a) barium and oxygen - Braium oxide (\(BaO\))
(b) calcium and phosphorus - Calcium phosphate - (\(Ca_{3}(PO_{4})_{2}\))
(c) aluminum and sulfur - Aluminum Sulfide \(Al_{2}S_{3}\)
lithium and nitrogen - Lithium nitride \(Li_{3} N\)
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How many electron bonds are shared between tewo carbon atoms when they are joined by a double bond?
Answers
2 electron bonds are shared between two carbon atoms when they are joined by a double bond.
An atom is a particle of matter that uniquely defines a chemical element. Atoms consist of a central nucleus surrounded by one or more negatively charged electrons. The nucleus is positively charged and contains one or more relatively heavy particles known as protons and neutrons.
Atoms are made up of two types of elementary particles: electrons and quarks. Electrons occupy the space surrounding the nucleus. Each electron has a charge of -1. Quarks form protons and neutrons, which form the nucleus. About 99% of the human body is made up of atoms of hydrogen, carbon, nitrogen, and oxygen. It also contains much smaller amounts of other elements necessary for life. November 6, 2015
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will mark brainliest :) how many moles of a solute is present in 4.00 L of an 8.30 M solution?
a. 33.2 mol
b. it depends on the volume of water
c. 8.3 mol
d. it depends on whether the solute is ionic or covalent
Answers
The answer is 33.2 moles of a solute is present in 4.00 L of an 8.30 M solution , Option A is correct .
What is Molarity ?Molarity is defined as the amount of solute (in moles)in per litre of solution.
It is also known as molar concentration of a solution , It is expressed in mol/l
\(\rm M =\dfrac{moles \;of\; solute}{Volume \;of \;solution} \\\\\\\rm M = \dfrac{n}{V} \\\)
We can rearrange this equation to get the number of moles:
n= M * V
The molarity of solution is 8.3 M and the volume given is 4 litres
the moles will be n = 8.30 * 4 = 33.2 moles
Therefore 33.2 moles of a solute is present in 4.00 L of an 8.30 M solution , Option A is correct .
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A student is studying a sample of neon in a container with a moveable piston (this means the container can change in size). If the sample in the container is initially at a pressure of 757.2 torr when the container has a volume of 81.4 mL, what is the pressure of the gas when the piston is moved so that the volume of the container becomes 132.5 mL? Round your answer to the nearest 0.01 and include units!
Answers
The pressure of the gas in the container when the volume is 132.5 mL is 465.54 torr (rounded to the nearest 0.01) with units of torr.
To solve this question, we can use the ideal gas law equation, PV = nRT, where P is the pressure, V is the volume, n is the number of moles of gas, R is the universal gas constant, and T is the temperature. Since the sample of neon is at a constant temperature and the number of moles of gas is constant, we can use the equation P1V1 = P2V2, where P1 and V1 are the initial pressure and volume, and P2 and V2 are the final pressure and volume.
Using the given values, we can write:
P1V1 = P2V2
(757.2 torr) x (81.4 mL) = P2 x (132.5 mL)
Solving for P2, we get:
P2 = (757.2 torr x 81.4 mL) / 132.5 mL
P2 = 465.54 torr
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WHAT DOES THE MASS OF AN OBJECT MEASURE HURRYYYYYYYYYYYYYYYYYYYYY
Answers
Answer:
object's inertial property
Explanation:
The mass of an object is a measure of the object's inertial property, or the amount of matter it contains. The weight of an object is a measure of the force exerted on the object by gravity, or the force needed to support it. The pull of gravity on the earth gives an object a downward acceleration of about 9.8 m/s2.
Answer:
The mass of the object internal property, or the amount of matter it contains
Explanation:
Hope this helps! Happy Holidays!
Me podrían decir los nombres comunes de los siguientes hidrocarburos!! URGENTE AYUDA
Answers
Answer:
fdhhdhdhdhhshdgdvdvebehbehdhehdhhddhdf
Answer:
No Se Espanol
Explanation:
What is the outcome of ketosis? glycogen buildup metabolic alkalosis water retention and edema glucogenesis
Answers
Metabolic acidosis would be the result of ketosis. A buildup of ketones in the body that is too great leads to metabolic acidosis.
An excess of acids in the blood can lead to metabolic acidosis. When our kidneys find it difficult to sufficiently eliminate acid from human blood, this occurs.
Because there is an excessive amount of ketone bodies in the blood, ketoacidosis would be a metabolic acidosis with a significant anion gap (keto-anions). The liver releases ketone bodies (acetoacetate, beta-hydroxybutyrate, and acetone) into the blood when the state of the liver's lipid metabolism shifts to one of greater ketogenesis.
In addition to assisting with fat loss, ketosis can reduce your appetite. It also aids in maintaining muscle. Ketosis typically begins to occur in healthy individuals who do not have diabetes and are not pregnant after 3 to 4 days of consuming just under 50 grams of carbohydrates each day.
Therefore, the outcome of ketosis will be Metabolic acidosis
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i think it’s b, true, & false. anyone confirm?? pls
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Answer:
which question is it for
The number of electrons can accommodate in K shell is 8. True or False
Answers
Answer:
true
no explanation
What is produced during the replacement reaction of Cu(NO3)2 and Zn?
ZnNO3 + Cu
Zn + Cu(NO3)2
ZnCu + 2NO3
Zn(NO3)2 + Cu
Answers
Hello!
Cu(NO₃)₂+Zn→Zn(NO₃)₂+Cu
Answer: The answer is D, although I figure you're done with the test now
Explanation:
I was taking the unit test and happened to get the question right. And it's easier to type the letter choice than the whole answer out :)
How many bonds or shared pairs of electrons are in a water molecule?
Answers
A water molecule (H2O) is composed of two hydrogen atoms and one oxygen atom that are covalently bonded to each other.
In a covalent bond, atoms share electrons in order to achieve a more stable configuration.
In the case of water, each hydrogen atom shares one of its electrons with the oxygen atom, forming two covalent bonds. Meanwhile, the oxygen atom shares two of its electrons with the hydrogen atoms, forming two additional covalent bonds. In total, a water molecule has four shared pairs of electrons, with two pairs shared between the oxygen and each hydrogen atom.
These covalent bonds give water its unique properties, including its ability to form hydrogen bonds with other water molecules, which contribute to the cohesion, surface tension, and high boiling point of liquid water.
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Some changes are given below.(a) Freezing of water(b) Melting of ice(c) Boiling of waterAre these considered as physical changes? If yes, give the reason.
Answers
Yes, Physical changes include ice melting, boiling water, and water freezing. Only a change in form, dimension, or arrangement can occur during a physical change. Because no new substance is created during the aforementioned modifications, they are therefore physical.
What modifications occur when water is boiled?The more vigorous molecules become a gas, spread out, and produce bubbles when boiling takes place. These surface and soar into the sky. It takes energy to change from a liquid to a gas. The liquid also loses thermal energy as the gas molecules leave it.
Which is a bodily alteration that could take place?A change in physical attributes accompanies a physical change. Melting, turning into a gas, changing strength or durability, changing crystal structure or texture, and changing shape, size, color, volume, or density are a few examples of physical qualities.
Is melting a bodily alteration?Melting, changes in size, volume, color, density, and crystal shape are examples of common physical changes.
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How can you tell the most abundant isotope?
A. It has the largest mass.
B. Its mass is farther from the average.
C. It’s mass is closest to the average.
Answers
Answer:
C: the mass is closest to the average
A logic error in which a conclusion is not a logical consequence of the evidence is an assumption.? true or false??
Answers
The statement that "a logic error in which a conclusion is not a logical consequence of the evidence is an assumption" is false.
An assumption is something that's accepted as true without proof. An assumption won't attract any question about the rationale behind it.It should be noted that a logic error whereby the conclusion is not a logical consequence of the evidence is known as non sequitur.In conclusion, the correct option is false.
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Which of the following correctly describes a Brønsted-Lowry base? A. It accepts protons. B. It donates protons. C. It produces OH− ions in solution. D. It donates an electron pair.
Answers
In aqueous solutions, which type of bond or force has similar bond strength as ionic bond interactions? A. Nonpolar covalent bond B. Hydrogen bonds C. Polar covalent bond
Answers
In aqueous solutions, hydrogen bonds have similar bond strength as ionic bond interactions. Thus option B is the answer.
In aqueous solutions, ionic interactions occur between positively and negatively charged ions, which are held together by electrostatic forces. These forces are relatively strong and are responsible for the high melting and boiling points of ionic compounds. Hydrogen bonds, on the other hand, are a type of dipole-dipole interaction between the partially positive hydrogen atom of one molecule and the partially negative atom of another.
The strength of hydrogen bonds is about 5-10% of the strength of covalent bonds, which is similar to the strength of ionic bonds in aqueous solutions. This makes hydrogen bonds the type of bond or force that has similar bond strength as ionic bond interactions in aqueous solutions. These type of bonds are found in many biomolecules like DNA and RNA, proteins and many other natural and synthetic compounds.
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PLEASE HELP!!!!!!!!!!!!!!!!!!!
Answers
Answer: nervous tissue to allow heart
epithelial to transmits
connective to forms like
muscle tissue to support bone
Explanation:
king_n1886
HURRY WILL GIVE BRAINLIETS How are proteins and nucleic acids related? They both provide energy. They both carry genetic information. The structure of proteins is determined by nucleic acids. The subunits of nucleic acids are also the subunits of proteins.
Answers
Answer: the answer is “C”
Explanation:
Took the T E S T
Which of the following compounds has the highest boiling point?A. Propan – 1 – olB. n – butaneC. ChloroethaneD. Propanal
Answers
The compound has the highest boiling point is the correct option is A. Propan - 1 - ol because of the hydrogen bonding.
The boiling point of the compound depends upon the pressure and the intermolecular forces. If there is strong intermolecular forces between the molecules, the boiling point increases. The hydrogen bonding is present present in the compound Propan - 1 - ol.
The hydrogen bond is the stronger intermolecular force. The branching increases, the boiling point decreases. Propan-1-ol has the highest boiling point due to the H-bonding in their structure. Therefore the correct option is that the Propan-1-ol has the highest boiling point.
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Buffers tend to prevent dramatic changes in the ph when __________ are added to a solution.
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Buffers tend to prevent dramatic changes in the pH when proton donors or proton acceptors are added to a solution.
A weak acid and its conjugate base, or a weak base and its conjugate acid, make up a buffer. The amount of acid or base that may be added to a buffer before the pH changes is known as the buffer capacity.
Blood bicarbonate, which keeps the body's internal pH stable, is an illustration of a buffer solution. Any proton acceptor is a base, while any proton donor is an acid. Amphiprotic refers to a material that can function as a proton acceptor or donor. The most prevalent amphiprotic material is probably water.
Therefore, buffers tend to prevent dramatic changes in the pH when proton donors or proton acceptors are added to a solution.
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What products do not contain endocrine disruptors
Answers
Answer:
pesticides.
Explanation:
endocrine disruptors are found in many every day products including some plastic bottles and contains liner or metal food
what do all atoms of any single element have in common
Answers
Explanation:
They come in different kinds, called elements, but each atom shares certain characteristics in common. All atoms have a dense central core called the atomic nucleus. ... All atoms have at least one proton in their core, and the number of protons determines which kind of element an atom is.
The common feature is that the atoms of all elements consist of electrons, protons, and neutrons.
What is an atom?An atom is a particle of matter that uniquely defines a chemical element.
An atom consists of a central nucleus that is usually surrounded by one or more electrons.
All atoms of an element have the same number of protons, and every element has a different number of protons in its atoms.
For example, all helium atoms have two protons, and no other elements have atoms with two protons.
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