If a sample has a mass of 1.25 x 102 g and a volume of 51 mL, what is its density?

Explanation:

The density of a substance can be found by using the formula

We have

We have the final answer as

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for step 7 table c on the lab "newtons law of action"   the average time it took the car to travel .25 meters   was 1.92 seconds.

the average time it took the car to travel 0.50 meters was 2.61 seconds

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