Pool Chemistry and Volume Calculations

Pool Chemistry and Volume Calculations

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Thomas White

FREE Resource

This video tutorial explains how to use chemistry to determine the volume of a swimming pool, even if it has an irregular shape. It introduces the concept of using changes in alkalinity to calculate pool volume, detailing the steps for testing alkalinity accurately. The video provides examples of using formulas with different chemicals to find pool volume, emphasizing the importance of precision in measurements. It concludes with practical tips and encourages viewers to like, share, or subscribe.

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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of using chemistry in pool volume calculation?

To replace geometry completely.

To make pool maintenance more expensive.

To provide an alternative method for oddly shaped pools.

To eliminate the need for any calculations.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the inverse relationship between addition and subtraction relevant to pool chemistry?

It helps in calculating the amount of water in the pool.

It is not relevant to pool chemistry.

It is used to determine the chemical composition of the pool.

It allows rearranging chemical dosage calculations.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in determining pool volume using chemistry?

Calculating the pool's geometric dimensions.

Measuring the pool's temperature.

Taking a sample of the pool water.

Adding chemicals to the pool.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to wait after adding chemicals to the pool?

To allow the pool to heat up.

To let the pool water settle.

To ensure the chemicals blend thoroughly with the pool water.

To allow the chemicals to evaporate.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you ensure the alkalinity test is accurate?

By using a digital pH meter.

By testing the water at different times of the day.

By increasing the sample size and using more indicator drops.

By using a standard poolside alkaline test kit.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do you do after obtaining the results from the two titrations?

Subtract the smaller reading from the larger reading.

Multiply the readings together.

Ignore the results and start over.

Add more chemicals to the pool.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a formula number in the context of pool chemistry?

A code for the pool's filtration system.

A number used to calculate the pool's surface area.

A unique identifier for each chemical used in pool maintenance.

A number that represents the pool's depth.

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the pool volume calculated using the formula number?

By dividing the formula number by the amount of chemical used.

By subtracting the formula number from the alkalinity change.

By multiplying the formula number by the amount of chemical used and dividing by the alkalinity change.

By adding the formula number to the alkalinity change.

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of rounding the calculated pool volume?

To make the calculation easier.

To match the precision needed for pool use.

To reduce the amount of chemicals needed.

To simplify the geometric calculations.