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A and B are two gases that are mixed together; 2.50 mol A is mixed with 0.85 mol B. If the final pressure of the mixture is 1.75 atm, what are the partial pressures of A and B?
answered
Jan 30, 2019
Chemistry
high-school
3
votes
75.6k
views
Which of the following principles of experimental design reduces errors due to chance by repeating an experiment on different subjects under different conditions?
answered
Jan 22, 2019
Mathematics
middle-school
3
votes
86.6k
views
Erma solves an equation by first subtracting 8 from both sides of the equation. She then divides both sides by 8 and finds the solution. Which of the following gives the properties of equality that she
answered
Dec 27, 2018
Mathematics
high-school
4
votes
105k
views
(05.05 LC) In what way was the Constitution of the United States a product of the Enlightenment? A It built upon the ideas of limiting government power and supporting individual rights. B It embraced institutions
answered
Nov 28, 2018
History
high-school
7
votes
54.8k
views
You have a total of 21 pens and pencils on your desk. you have 3 more pen s than pencils
answered
Nov 4, 2018
Mathematics
high-school
4
votes
208k
views
What is 5 1/4-2 3/4..........
answered
Jul 7, 2018
Mathematics
middle-school
6
votes
115k
views
What would be the simplest form for 7/10
answered
Mar 30, 2018
Mathematics
high-school
5
votes
39.3k
views
Who championed a "Back to Africa" movement? A. Woodrow Wilson B. Marcus Garvey C. Mohandas Gandhi D. Jomo Kenyatta
answered
Feb 16, 2018
History
high-school
4
votes
124k
views
A box of unknown mass is sliding with an initial speed vi = 4.70 m/s across a horizontal frictionless warehouse floor when it encounters a rough section of flooring d = 4.50 m long. the coefficient of
answered
Jan 26, 2018
Physics
high-school
0
votes
14.0k
views
Please help me on these numbers... and explain...
answered
Aug 13, 2017
Mathematics
middle-school
2
votes
49.4k
views
Which country directly supported the assassination of Archduke Ferdinand in 1914? the United States Germany France Serbia
answered
Jun 12, 2017
History
high-school
4
votes
130k
views
0.047 to the nearest 2
answered
Mar 9, 2017
Mathematics
middle-school
5
votes
69.1k
views
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