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An ideal gas initially at 275 k undergoes an isobaric expansion at 2.50 kpa. the volume increases from 1.00 m3 to 3.00 m3 and 11.2 kj is transferred to the gas by heat. (a) what is the change in internal
answered
Nov 7, 2019
Physics
college
3
votes
3.8k
views
He orbital period of an object is 2 × 107 s and its total radius is 4 × 1010 m
answered
Oct 21, 2019
Chemistry
middle-school
7
votes
2.4k
views
It takes 8 minutes for water from a tap to fill up a 30 gallon tank what is the rate of water flowing from the tap per minute
answered
Jun 18, 2019
Mathematics
college
6
votes
209k
views
Simplify the expression given below. x+2/X^3+2x^2-9x-18 divided by 3x +1/x^2-9
answered
Mar 20, 2019
Mathematics
high-school
5
votes
9.6k
views
Which phrase should be inserted on the line to correctly compare the two fractions? Use the models to help.
answered
Mar 1, 2019
Mathematics
middle-school
2
votes
9.1k
views
The electoral college makes the decision to elect which of the following
answered
Nov 1, 2018
History
high-school
0
votes
72.1k
views
What is the surface area of the cube? ___________ cm2
answered
Jul 13, 2018
Mathematics
middle-school
5
votes
10.9k
views
It was a dark and stormy night, when suddenly you saw a flash of lightning. Three-and-a-half seconds later you heard the thunder. Given that the speed of sound in air is about 340 m/s, how far away was
answered
Jun 9, 2018
Physics
high-school
0
votes
160k
views
After the democracy demonstrations in tiananmen square which types of liberties did the chinese government permit
answered
May 7, 2018
History
high-school
0
votes
54.8k
views
How do I completely factor 4x^2-64?
answered
Mar 18, 2018
Mathematics
middle-school
2
votes
53.5k
views
One reason why most conquered people remained loyal to Rome was that Rome ________. A. did not require them to pay taxes. B. allowed some of them to become citizens. C. allowed their leaders to be senators.
answered
Aug 15, 2017
History
high-school
7
votes
179k
views
Was the economy good or bad in the 1920s?
answered
Jul 21, 2017
History
high-school
4
votes
16.4k
views
A box weighs 34 N on Earth. What is the mass of the box? 3.47 kg 333.2 kg 115.6 kg 10 kg
answered
Apr 4, 2017
Biology
middle-school
7
votes
129k
views
Among the countries on the margins of the South Asian region, population growth is highest in
answered
Mar 4, 2016
History
high-school
4
votes
44.5k
views
I have to do an essay, roughly 4 pages long on Emily Dickinson, the question is " Emily Dickinson explores extreme states of mind in a style that is strikingly eccentric. Do you agree with this overview
answered
May 3, 2015
English
high-school
1
vote
107k
views
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