4. Problem Chapter 8 Problem Set Problem 8.50 5. Problem 6. Problem 7. Problem P

Question

4. Problem Chapter 8 Problem Set Problem 8.50 5. Problem 6. Problem 7. Problem Problem 8.50 A 10 0 g sample of kryptan has a temperature of 25 C at 575 mmHg Part A What is the volume, in mililiters, of the krypton gas? Express your answer to three significant figures and include the appropriate units. 8. Problem 9. Problem 10. Problen 11. Problen V Value Units 12. Probler Submit My Answers Give Up 13. Probler Provide Feedba 14. Probler 15. Problen 16 Probler 17 Problen 18 Probler 19 Probler 20 Probler

Explanation / Answer

P = 575 mmHg
= 0.757atm
T = 25 oC
= 298 K
n = (given mass)/(molar mass of Kr)
molar mass of Kr = 84 g/mol
n = 10.0/84
= 0.119
use,
P*V = n*R*T
0.757*V = 0.119*0.082*298
0.757*V = 2.91
V = 3.844 L
= 3844 ml

Answer : 3844 ml

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