What volume is needed to store 0.050 moles of helium gas at 202.6 kPa and 400 K? (Given: R = 8.314 L∙kPa/K∙mol)

A) 1.218 L

B) 121.8 L

C) 0.820 L

D) 8.21 L

E) 82.1 L

Question

Elianna Fisher

Chemistry

28 January, 22:51

What volume is needed to store 0.050 moles of helium gas at 202.6 kPa and 400 K? (Given: R = 8.314 L∙kPa/K∙mol)

A) 1.218 L

B) 121.8 L

C) 0.820 L

D) 8.21 L

E) 82.1 L

+4

Answers (1)

Know the Answer?

Connor Clark · Answer 1

Given: R = 8.314 L∙kPa/K∙mol

0.050 mol of He at 202.6kPa

400 K

Volume of Ideal Gas: PV = (nRT)

PV=nRT

V=nRT/P

V =.05 * 8.314 * 400 / 202.6

= 0.82 0730503 when rounded off into 3 decimal places, is 0.821

What volume is needed to store 0.050 moles of helium gas at 202.6 kPa and 400 K? (Given: R = 8.314 L∙kPa/K∙mol)A) 1.218 LB) 121.8 LC) 0.820 LD) 8.21 LE) 82.1 L

What volume is needed to store 0.050 moles of helium gas at 202.6 kPa and 400 K? (Given: R = 8.314 L∙kPa/K∙mol)

A) 1.218 L

B) 121.8 L

C) 0.820 L

D) 8.21 L

E) 82.1 L