Chapter 2: Q.2.104 (page 25)
The distance between the two cities is 1700km. How long will it take, in hours, to drive from one city to the other if your average speed is 63mi/h?
Short Answer
hrs
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Chapter 2: Q.2.104 (page 25)
The distance between the two cities is 1700km. How long will it take, in hours, to drive from one city to the other if your average speed is 63mi/h?
hrs
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Indicate if the zeros are significant in each of the following measurements:
a. b.
c. d.
e. .
Identify each of the following as measured or exact and give the number of significant figures (SFs) in each measured number:
Write the equality and two conversion factors, and identify the numbers as exact or give the number of significant figures for each of the following:
a. One liter is
b. At the store, oranges are per
c. One deciliter contains
d. An -carat gold ring contains gold by mass.
How many milliliters of olive oil has the same mass as of gasoline (see Table 2.8) ? (2,7)
Solve each of the following problems:
a. A urine sample has a density of 1.030 g/mL. What is the specific gravity of the sample?
b. A 20.0-ml sample of a glucose IV solution has a mass of 20.6 g. What is the density of the glucose solution?
c. The specific gravity of vegetable oil is 0.92. What is the mass, in grams, of 750 mL of vegetable oil?
d. A bottle containing 325 g of cleaning solution is used to clean hospital equipment. If the cleaning solution has a specific gravity of 0.850, what volume, in milliliters, of solution was used?
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