12.07 is the least accurate of the three measurements, so we round to the nearest hundredth.
32.009 - 12.07 - 4.993 = 14.946
So the correct answer is 14.95 g.
Arielle N.
asked • 02/27/18Correct number of significant digits
A heap of crystals on a scale measures 32.009 g. The teacher removes 12.07 g for a demonstration. A student takes 4.993 g off the scale for her lab experiment. How many grams remain on the scale? Give your answer to the correct number of significant digits.
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