How many liters of a 0.5 m solution of citric acid would be needed to react with 35 grams of baking soda?

please help, i need this asap

Answer:

minimum volume = 367.5 lit

minimum weight = 228.75 kg

Answer:

A

Explanation:

'Frank Lloyd Wright designed this house' is an example of A: cantilever construction.

Frank Lloyd Wright was an American architect and interior designer who designed over 1,000 buildings, but only half of them were completed. He is also credited with promoting the term organic architecture which promotes a balance between humans and the environment influencing construction.

The cantilever construction structure is a projecting beam supported on only one side. Rooted in physics and structural design, cantilevers can be stunning architectural elements or clever ways to add light to a space. Examine how the designer incorporates their chairs, large and small, into their construction designings.

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Answer:

The final velocity of the rocket is 450 m/s.

Explanation:

Given;

initial velocity of the rocket, u = 0

constant upward acceleration of the rocket, a = 18 m/s²

time of motion of the rocket, t = 25 s

The final velocity of the rocket is calculated with the following kinematic equation;

v = u + at

where;

v is the final velocity of the rocket after 25 s

Substitute the given values in the equation above;

v = 0 + 18 x 25

v = 450 m/s

Therefore, the final velocity of the rocket is 450 m/s.

A composite connector provides a video signal through a single cable that plugs into a standard RCA jack.

The composite connector is a single cable that combines video, audio, and power. This connector is commonly used in consumer electronics devices such as VCRs and DVD players. It is also used in surveillance systems. The composite connector uses a single coaxial cable to transmit video signals, audio signals, and power. This type of connector is easy to use and install. However, the video quality provided by this connector is not very good.

The signal is subject to interference from other cables in the area. Composite connectors can transmit signals up to 480i resolution, which is lower than other types of connectors like HDMI, DVI, or DisplayPort. In conclusion, composite connectors are cheap and easy to use but provide low video quality and have a limited resolution.

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Answer:

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's activities.

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Answer:

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's activities

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(a) Confidence Interval ≈ (11.72, 12.08). (b) Confidence Interval ≈ (11.64, 12.16) and (c) The confidence level of the interval is at least 95%.

To find the confidence intervals for the mean sugar content, we can use the formula:

Confidence Interval = Sample Mean ± (Critical Value * Standard Error)

where the critical value is based on the desired confidence level and the standard error is calculated as the standard deviation divided by the square root of the sample size.

a. 95% confidence interval:

The critical value for a 95% confidence level is approximately 1.96.

Standard Error = 1.1 / sqrt(140) ≈ 0.093

Confidence Interval = 11.9 ± (1.96 * 0.093)

Confidence Interval ≈ (11.72, 12.08)

b. 99% confidence interval:

The critical value for a 99% confidence level is approximately 2.58.

Standard Error = 1.1 / sqrt(140) ≈ 0.093

Confidence Interval = 11.9 ± (2.58 * 0.093)

Confidence Interval ≈ (11.64, 12.16)

c. The given interval is (11.81, 11.99). This interval falls entirely within the 95% confidence interval calculated in part a. Therefore, the confidence level of the interval is at least 95%.

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Answer:

46

Explanation:

Answer:

12.55 Joules

Explanation:

For edmentum users :)

Based on the given dataset, Pop, Rock, and Hip Hop are the three most represented genres in terms of the number of songs

Based on a dataset of songs, the three genres that are most represented in terms of the number of songs in that genre are Pop, Rock, and Hip Hop. Pop has the highest number of songs with over 11,000 songs in the dataset, followed by Rock with approximately 9,000 songs and Hip Hop with over 7,000 songs. These three genres make up the majority of the dataset and are the most popular genres in terms of song production. It is important to note that this dataset may not represent the entirety of all music genres as it is limited to a specific collection of songs.

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Criteria define project goals, while constraints set boundaries and limitations, and both are important in the design process.

Define the term boundaries.

Boundaries refer to the limits or constraints that define the extent or scope of something, such as a system, process, or project. Boundaries can be physical, conceptual, or organizational and may be defined by external factors like laws, regulations, or standards, or by internal factors like resources, capabilities, or objectives. Boundaries can help to clarify responsibilities, prevent misunderstandings, and ensure that activities or outcomes are consistent with expectations and requirements.

The statement that is true about criteria and constraints is that they are both important factors to consider in the design process of a project.

Criteria are the desired features, functions, and performance requirements that a project must meet to be considered successful. They define the goals and objectives of the project and help to evaluate whether or not the project has achieved its intended purpose.

Constraints are the limitations and restrictions that affect the design and development of a project. They can be related to resources, such as time, budget, materials, and manpower, as well as technical, legal, ethical, and environmental considerations. Constraints set boundaries and parameters for the project and may require trade-offs or compromises to be made.

In the design process, criteria and constraints are used to guide decision-making and problem-solving. Designers must balance the desired criteria with the constraints that exist, to arrive at a solution that meets the project goals while also being feasible and practical to implement.

Therefore, both criteria and constraints are important and interrelated factors to consider in the design process of a project.

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I would honestly select every one of the given options. Gor a company evaluating this new material it would be very valuable to hit each of these factors.

Solution :

The treatment system will operate as the well mixed chamber.

Disinfection rate constant for the UV light, k is 7.80 /s. Number of bacteria in water need to be reduced by 99.9%

Percent reduction of bacteria should be \($(1-10^{0.99}) \times 100 =89.7\%$\)

Volume of the unit chamber is fixed at 2L

Assume the inlet concentration, \($C_0$\) as 1000

The outlet concentration of bacteria, C should be \($1000-\left(1000 \times \frac{89.7}{100}\right)$\)

                                                                                  = 103

The well mixed chamber will then follow a completely mixed flow reactor model.

Compute the time required :

\($t=\frac{1}{k}\left(\frac{C_0}{C}-1\right)$\)

\($t=\frac{1}{7.8}\left(\frac{1000}{103}-1\right)$\)

  = 1.115 s

Flow through the system is    \($\frac{2 \ L}{1.115 \ s}$\)  = 1.79 L/s

The amount of water treated during the 10 hours of sunlight is 1.79 x 10 x 60 x 60 = 64440 L

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Answer:The two-second rule is a rule of thumb by which a driver may maintain a safe trailing distance at any speed. The rule is that a driver should ideally stay at least two seconds behind any vehicle that is directly in front of his or her vehicle.

Explanation:

Answer:

For most uses you'll want your water heated to 120 F(49 C) In this example you'd need a demand water heater that produces a temperature rise and it will take about 2 hours

Answer:

Automation generally means “a process performed without human assistance”, while autonomy implies “satisfactory performance under significant uncertainties in the environment and the ability to compensate for system failures without external intervention [emphasis mine].”

Explanation:

The option that is not a types of stripping is option d. indent cuts.

What are the types of cable stripping?

They are:

1. End termination

2. window cut

3. cut spiral cut

4.circumferential and longitudinal cuts

Wire Stripping is known to be a kind of act where there is the removing of the material information from any kind of cable or wire transfers, thus making it hard to identify.

Therefore, The option that is not a types of stripping is option d. indent cuts.

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According to the U.S. Environmental Protection Agency (EPA) regulations, the replacement of a purge unit would always be considered a "major" action.

A purge unit is a component of a refrigeration or air conditioning system that removes non-condensable gases such as air and nitrogen from the system. The replacement of a purge unit would require opening the refrigeration or air conditioning system and potentially releasing ozone-depleting substances or other harmful refrigerants into the atmosphere.

Under the EPA's regulations, the replacement of a purge unit is classified as a "major" repair or retrofit activity for ozone-depleting substances, regardless of the size of the unit or the quantity of refrigerant involved. This means that specific requirements for leak repair, recordkeeping, and reporting must be followed to prevent and minimize the release of refrigerants into the atmosphere, which can contribute to ozone depletion and climate change.

The replacement of an evaporator coil, a filter-drier, or a switch, on the other hand, may or may not be considered "major" depending on the size of the equipment and the quantity of refrigerant involved. It is important to consult the EPA regulations and follow proper procedures when performing any repairs or maintenance on refrigeration or air conditioning systems to ensure compliance with environmental regulations.

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Answer:

The correct choice is C

Explanation A:

Shock Absorbers are best replaced in pairs if the car is relatively old. For new cars, however, one may elect to do the replacements as the need arises given that the other part is not worn out yet.

Explanation B:

It also recommended to bleed shock absorbers by moving the piston rod up and down several times. The reason is that sometimes, whilst in a horizontal position the hydraulic fluid and the gas get mixed up. This dampens the ability of the device to absorb shocks until the vehicle has been bounced up and down several times.

Cheers!

Answer:

The answer is below

Explanation:

The mining auxiliary operations in underground mining involve various activities that are important for a successful mining operation particularly in the areas of productive operating conditions.

The activities involved in the auxiliary operations in underground mining include the following: ventilation, haulage, drainage, power supply, lighting, delivery of compressed air, water, supplies to the working sections, and communications.

The appropriate Linux directory for quotas is `/home/`.

The appropriate Linux directory for quotas is `/home/`. The `/home/` directory is commonly used to store user home directories, and it is a suitable location to implement quotas on individual users or groups.

Quotas allow administrators to limit the amount of disk space or number of files that users can consume on a system.

By implementing quotas in the `/home/` directory, administrators can effectively manage and allocate resources to users, ensuring fair usage and preventing excessive consumption.

The other directories listed (`/etc/`, `/proc/`, `/usr/`, and `/opt/`) are not specifically designed for quota management.

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Answer:

Zoning is like a hammer because it is used as a tool for urban planning.

Answer: a thicker line

Explanation:

A flow is considered laminar if the Reynolds number is up to 2300.

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Answer:

Answer is A

Explanation:

Doesn't break 360 degrees of bend.

The bend that can be used in conduit run is one 90-degree, three 45-degree, and four 30-degree.

Bend that can be used in conduit run is equal or less than 360 degree.

So, One 90-degree, three 45-degree, and four 30-degree is the bend that can be used in conduit run.

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Answer:

[FIRST 2 SO FAR]

Explanation:

1. The cell and the transistor would be considered to be the lowest level of abstraction. This is because they are the smallest, basic building blocks that make up these structures.

The cell makes up the parts of the body and the transistors make up the computer. The cells take in nutrients from food, converts the nutrients into energy, and carry out specialized functions. Cells move around to convert chemical energy into mechanical energy, allowing the body to move. The transistors are like switches that turn on and off electric current (by controlling the movement of electrons, either stopping or starting the current). They store and move data from one place to another, allowing the computer or device to work.

These two structures are both the smallest part that makes up the main structure. They allow the larger structure that they are contained in to function by doing small tasks/activities in the structure.

2. The Tissue and Logic Gate are a lower-level abstraction because the are composed of smaller structures.

Tissues are groups of cells that perform one or more specific functions. Tissues (enforced by the cells) can control the movement of information that is spread through the surface of the body, protect and support organs, and allow entire body movement. Logic gates are the basic building blocks of digital system that can have more than one input and only one output. These input and output functions are determined by using logic, with the gates being named And, Or, and Not.

The two structures are similar because they allow the movement of something to flow through the bigger structure, allowing the structure to function. Logic Gates control the actions of the transistors by taking in multiple inputs, then uses logic to tell the transistor to turn on or off an electric current.

In a standard deck of 52 cards and 4 suits, at least 6 cards have to be picked to ensure that at least 6 cards are from the same suit. The answer to the question is the well-known problem of the pigeonhole principle.

It tells us that if we have more pigeons than pigeonholes, then at least one pigeonhole must have more than one pigeon.

This principle is used to solve many counting problems, including this one. In this case, there are 4 suits in the deck, so if we pick 5 cards, it's possible (although not guaranteed) that all 4 suits will be represented.

If we pick 6 cards, however, then at least one of the suits must be represented by at least 2 cards, since there are only 4 suits and we have more cards than suits.

Therefore, we need to pick at least 6 cards to be sure that at least 6 cards are from the same suit. This is because if we pick 5 cards, it's possible that we could get one card from each suit, leaving us with no suit having 6 cards or more.

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Tech a says that a battery load test must be performed with the battery removed from the vehicle. Tech b says that a battery load test should be performed when the battery is heavily discharged. The correct technician is Technician A.

Load testing your car battery may tell you if it is sufficiently charged, and it is simple to do using a voltmeter. Set your voltmeter to 20 volts or the highest number over 15.

Load testing a battery with an adjustable graphite pile battery tester is one approach for checking the status of its plates. A load tester applies a calibrated load to the battery and measures its response. The load is set to half the present battery's cold cranking amp (CCA) rating for 15 seconds.

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