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The combustion of methane gas (ch4) forms co2(g)+ h2o(ℓ). calculate the heat produced by burning 2 mol of the methane gas. use these ∆h0 f data to help: ch4(g)= -74.9 kj/mol co2(g)= -393.5kj/mol h2o(ℓ)=
answered Dec 3, 2018
5 votes
57.3k views
In a speech, all difficult words should be removed. True False
answered Nov 16, 2018
7 votes
9.5k views
Eric reed and Colin Kaepernick demonstrated what first amendment when they kneeled during the national anthem
answered Sep 15, 2018
5 votes
153k views
Can some one help me out please?
answered Jul 14, 2018
1 vote
208k views
Which of the following describes an aspect of fetal circulation that does not occur in adult circulation? Both oxygenated and deoxygenated blood use the umbilical artery. Both oxygenated and deoxygenated
answered Jul 13, 2018
0 votes
51.4k views
Janna used to go biking every other afternoon with her sister, but she had to stop this because she started an afterschool job. What consequence will Janna experience over time if she does not find a similar
answered Apr 7, 2018
2 votes
136k views
Write ratio simplest form 18:52
answered Mar 31, 2018
4 votes
75.0k views
Which of the following is the leading cause of death among young people in the United States
answered May 16, 2017
6 votes
205k views
A triangle has 3 sides. The base it's 6 feet. The height is 9 feet.What is the area
answered Mar 23, 2017
3 votes
113k views
Find the equation of the axis of symmetry and the coordinates of the vertex of the graph of the function y = 2x2 + 4x –3.
answered Mar 19, 2017
5 votes
143k views
which sentence expresses information in the positive form: A. I'm neither on time nor prepared B. I prefer to arrive on time C. I don't like to arrive on time D. I'm never on time
answered Mar 19, 2016
4 votes
167k views
Which of the following is a compound sentence? A. Sue gave Jim a new racket, and he left for the tennis courts. End of exam B. Rain and heavy winds caused damage along the coast. C. We found our way home
answered Jan 7, 2016
4 votes
185k views
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