You are asked to determine the perimeter of the cover of your textbook. You meas

Question

You are asked to determine the perimeter of the cover of your textbook. You measure the length as 39.36 cm and the width as 24.83 cm. How many significant figures should you report for the perimeter? 2 3 4 5 6 A 20.0 ml. sample of glycerol has a mass of 25.2 grams. What is the density of glycerol in ounces/quart? 1.00 ounce = 28.4 grams, and 1.00 liter = 1.06 quarts 41.9 oz/qt 0.0419 oz/qt 837 oz/qt 47.0 oz/qt 26.4 oz/qt Consider the following two compounds: H2O and H2O2. According to the law of multiple proportions, the ratio of hydrogen atoms per gram of oxygen in H2O to hydrogen atoms per gram of oxygen in H2O2 is: 1:1 2:1 1:2 2:2

Explanation / Answer

1) C

2) A

3) B

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