Author Question: The density of air at room temperature is about 1.2 g/cm3. Estimate the mass of air inside a 0.80-m3 ... (Read 135 times)

madam-professor · **on:** Jul 29, 2018

The density of air at room temperature is about 1.2 g/cm3. Estimate the mass of air inside a 0.80-m3 volume refrigerator. (There are 1 million cm3 in 1 m3.)

A) 0.96 g
B) 960 kg
C) 1000 kg
D) more than 1000 kg

Question 2

When a loaf of bread is compressed, its

A) molecules decrease in size.
B) density decreases.
C) density increases.
D) none of the above