Chapter 1, Problem 1.64E

1. Write the following measured quantities as you would record them, using the correct number of significant figures based on the device used to make the measurement. a. Exactly 6 mL of water measured with a graduated cylinder that has the smallest scale marking of 0.1 mL b. A temperature that appears to be exactly 37 degrees using a thermometer with the smallest scale marking of 1°C c. A time of exactly nine seconds measured with a stopwatch that has the smallest scale marking of 0.1 seconds. d. Fifteen and one-half degrees measured with a protractor that has 1-degree scale markings

It is known that the density of mercury is 13.54 times the density of water. What volume of this mercury in liters would weigh the same as 0.020m^3 of fuel oil, when the fuel oil weighs 9.42kN for every cubic meter? a. 71       b. 1.42       c. 1.7       d. 2.4

4. Write the number of significant figures in each of the following. Write the word exact if the value is exact with infinite significant figures. a. 100 cm in 1 m b. 1.094 yds = 1 m C. T (pi) is approximately 3.14159 exncti6 d. 150 pages in a book e. A mile is about 5300 feet f. A mile is 5280 feet g. 1000 grams in 1 kg