Chemistry, 19.01.2021 21:20 amiraapplewell
The total pressure in a flask containing only hydrogen and helium is 580 mmHg. If hydrogen accounts for 70% of the pressure and helium contributes 30% of the pressure, what is the partial pressure of the hydrogen gas?
A) 406 mmHg
B) 510 mmHg
C) 174 mmHg
D) 83 mmHg
Answers: 3
Chemistry, 21.06.2019 13:50
What does standard deviation reveal about data? a. the average of all the data points b. which of the data points is most reliable c. how spread out the data points are d. the percent error included in the data
Answers: 2
Chemistry, 21.06.2019 17:40
Does the energy in a solid increase or decrease when changing to a liquid?
Answers: 1
Chemistry, 21.06.2019 19:30
The crust of earth may a- continets and ocean floors. b-continents only. c-layers of sedimentary rocks and continents. d-all of the above
Answers: 2
The total pressure in a flask containing only hydrogen and helium is 580 mmHg. If hydrogen accounts...
Physics, 06.11.2019 04:31
Physics, 06.11.2019 04:31
Law, 06.11.2019 04:31