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If a gas is 16 times as heavy as hydrogen which will diffuse faster and by what ratio
answered
May 10, 2021
Chemistry
high-school
1
vote
199k
views
Were there more people that were under 20 or 20 and over ? A.under 20 B.20 and over
answered
Mar 24, 2021
Mathematics
middle-school
1
vote
202k
views
What did president bush do the night of the 9/11?
answered
Jan 24, 2021
History
college
2
votes
186k
views
Before simplifying, how many terms are there in the expression 2 x - 5 y + 3 + x ? 3 4 5 6
answered
Jan 19, 2021
Mathematics
middle-school
3
votes
91.0k
views
The equation of line e is y = -4/9x + 5/6. Line f is parallel to line e. What is the slope of line f
answered
Dec 9, 2020
Mathematics
middle-school
3
votes
221k
views
Dylan opened a credit card account with $550.00 of available credit. Now that he has made some purchases, Dylan's account only has $335.50 of available credit. What is the percentage decrease of the amount
answered
Nov 2, 2020
Mathematics
middle-school
4
votes
160k
views
Which best describes communication in the United States today? Texting and e-mail have made communication very expensive. Texting and e-mail have made communication very fast. People write and send more
answered
Aug 15, 2020
History
high-school
4
votes
5.0k
views
Write this ratio as a fraction in simplest form 18 hours to 2 days
answered
Feb 1, 2020
Mathematics
middle-school
7
votes
63.1k
views
The least positive value x for which tangent x equals 0tanx=0 is
answered
Nov 7, 2019
Mathematics
college
6
votes
148k
views
What is the production of light from a living organism called?
answered
Sep 15, 2019
Biology
high-school
4
votes
176k
views
What was on notable invention during the Tang Dynasty
answered
Aug 10, 2019
History
middle-school
7
votes
40.7k
views
Solve for x -6x +11< -9x+2
answered
Jun 10, 2019
Mathematics
middle-school
1
vote
142k
views
What temperature is the speed of a given chemical reaction the fastest?
answered
Apr 6, 2019
Physics
middle-school
3
votes
132k
views
A parked car with its windows closed in the sunlight would be similar to the polar effect pollution the greenhouse effect the ozone layer
answered
Nov 14, 2018
Biology
middle-school
5
votes
155k
views
What did truman mean when he claimed that mccarthy was an "asset" to the kremlin?
answered
Aug 17, 2018
History
high-school
4
votes
53.5k
views
Trinity took some photos. The number of photos she took is a two digit number. The sum of the digits is 11. The tens digit is 3 more than the ones digit.How many photos did Trinity take?
answered
Apr 14, 2018
Mathematics
middle-school
4
votes
130k
views
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