Chemistry, 02.03.2021 17:40 ceeejay0621

Petra and Huy are doing a class demonstration to show that solids, liquids, and gases all have mass. They use a balance for the solids and the liquids. They wondered if gases have mass. Which is the best way for them to show that air has mass?

Use a fan to make a current of air.

Compare the masses of two inflated balloons.

Heat water to show it changing to water vapor.

Compare the masses of an inflated and empty balloon.

Answers: 1

Show answers

Another question on Chemistry

Chemistry, 21.06.2019 20:30

Which of the following pairs of elements belong to the same groupa. h and he b. li and bec. c and pb d. ga and ge

Answers: 1

Answer

Chemistry, 22.06.2019 01:30

Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%

Answers: 3

Answer

Chemistry, 22.06.2019 06:00

How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar

Answers: 1

Answer

Chemistry, 22.06.2019 18:00

Find the mass, in grams, of 5.00*10^23 molecules of f2

Answers: 3

Answer

You know the right answer?

Petra and Huy are doing a class demonstration to show that solids, liquids, and gases all have mass....