How to Measure the pH of Water: Importance and Impacts

How to Measure the pH of Water: Importance and Impacts

Assessment

Interactive Video

Biology, Chemistry, Science

10th - 12th Grade

Hard

Created by

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The video tutorial explains the pH scale, which measures how acidic or basic a substance is, with 7 being neutral. It demonstrates how to measure the pH of water using a sensor and emphasizes the importance of double-checking results with a Lamont testing kit. The analysis reveals a high pH level, prompting further investigation into the water's condition.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a pH value of 7 indicate about a substance?

It is acidic.

It is highly reactive.

It is basic.

It is neutral.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to measure the pH of water?

To determine its color.

To check its salinity.

To assess its acidity or basicity.

To measure its temperature.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the initial pH reading of the water using the sensor?

9.5

6.5

8.92

7.0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What tool is used to double-check the pH measurement?

A thermometer

A Lamont testing kit

A pH meter

A hydrometer

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did the color comparison reveal about the water's pH level?

It was low.

It was very high.

It was acidic.

It was neutral.