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A sealed jar has 7.7 moles of gas at a pressure of 9.12 kPa and a temperature of 329 K. What is the volume of the jar? Round to the nearest whole number. Don't forget the units.
Weegy: PV=nRT (9.12kPa)(V)=(7.7moles)(8.314)(329K) V = 2.31m^3 (More)
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Expert Answered
Asked 3/11/2013 7:39:19 AM
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A substance that contains only one kind of matter is known as a(n) A. atom. B. element. C. molecule. D. compound.
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Updated 6/6/2015 1:54:56 AM
1 Answer/Comment

A substance that contains only one kind of matter is known as an ELEMENTS.

Added 6/6/2015 1:54:56 AM
This answer has been confirmed as correct, not copied, and helpful.
Which of the following countries was NOT a member of NATO during the Cold War? A. Canada B. Poland C. Norway D. Great Britain
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Not Answered
Updated 3/6/2015 4:18:49 AM
1 Answer/Comment
POLAND was NOT a member of NATO during the Cold War.
Added 3/6/2015 4:18:49 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by selymi [3/6/2015 4:37:40 AM]
What do many economists consider to be the most important reason for studying economics? A. to lower opportunity costs B. to solve the problem of scarcity C. to increase the amount of available capital D. to explain the workings of the stock market
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Not Answered
Updated 11 days ago|11/23/2016 8:46:26 AM
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Many economists consider - to solve the problem of scarcity - to be the most important reason for studying economics.
Added 11 days ago|11/23/2016 8:46:26 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Andrew. [11/23/2016 10:16:36 AM]
What do many economists consider to be the most important reason for studying economics? A. to lower opportunity costs B. to solve the problem of scarcity C. to increase the amount of available capital D. to explain the workings of the stock market
Question
Not Answered
Updated 25 days ago|11/8/2016 11:14:54 PM
1 Answer/Comment
Many economists consider - to solve the problem of scarcity - to be the most important reason for studying economics.
Added 25 days ago|11/8/2016 11:14:54 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by jeifunk [11/9/2016 9:00:11 AM]
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