Significant Figures: Precision in Measurements Video Lessons

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Problem: Read the water level with the correct number of significant figures.A) 87.20 mL B) 87.2 mL C) 87.2000 mL D) 87.200 mL E) 87 ml

FREE Expert Solution

We’re being asked to determine the correct reading for the liquid in the column shown below:


For this, we need to read from the lower meniscus



The smallest graduation in the burette corresponds to 0.10 mL:


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Problem Details

Read the water level with the correct number of significant figures.

A) 87.20 mL 

B) 87.2 mL 

C) 87.2000 mL 

D) 87.200 mL 

E) 87 ml

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Significant Figures: Precision in Measurements concept. You can view video lessons to learn Significant Figures: Precision in Measurements. Or if you need more Significant Figures: Precision in Measurements practice, you can also practice Significant Figures: Precision in Measurements practice problems.

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Based on our data, we think this problem is relevant for Professor Sra's class at UTD.