Nitrogen has a density of 1.17 x 10^-3 g/cm^3. If you have 2,500 cm^3 of nitrogen gas, which of the following is the correct mass of nitrogen, using significant figures?

A. 2.92 g

B. 2.2 x 10^6g

C. 14 x 10^6g

D. 2.9 g

Question

Chemistry

Justice Ho

16 October, 20:40

Nitrogen has a density of 1.17 x 10^-3 g/cm^3. If you have 2,500 cm^3 of nitrogen gas, which of the following is the correct mass of nitrogen, using significant figures?

A. 2.92 g

B. 2.2 x 10^6g

C. 14 x 10^6g

D. 2.9 g

+3

Answers (1)

Know the Answer?

Chace · Answer 1

I think the correct answer from the choices listed above is option D. The correct mass of nitrogen would be 2.9 g. The mass is calculated by multiplying the density and the volume of the substance. The correct answer should have two significant figures since it is the least precise operation.

Nitrogen has a density of 1.17 x 10^-3 g/cm^3. If you have 2,500 cm^3 of nitrogen gas, which of the following is the correct mass of nitrogen, using significant figures?A. 2.92 gB. 2.2 x 10^6gC. 14 x 10^6gD. 2.9 g

Nitrogen has a density of 1.17 x 10^-3 g/cm^3. If you have 2,500 cm^3 of nitrogen gas, which of the following is the correct mass of nitrogen, using significant figures?

A. 2.92 g

B. 2.2 x 10^6g

C. 14 x 10^6g

D. 2.9 g