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The minimum energy colliding particles must have in order to react is known as _____ energy. A. dynamic B. disorder C. activation D. catalyst
answered
Mar 8, 2018
Chemistry
high-school
0
votes
46.2k
views
America's westward expansion following the Civil War often resulted in conflict between A) free and slave states. B) northern and southern states. C) the Democrats and Republicans in Congress. D) the federal
answered
Feb 17, 2018
History
high-school
4
votes
172k
views
Sharon wants to open a checking account from which to pay bills. She wants online services, and a debit card, which both banks provide for free. Based upon past experience, she expects to accidentally
answered
May 22, 2017
Mathematics
high-school
4
votes
62.5k
views
Choose some numbers to compare to 55 use = and <,>
answered
Apr 13, 2017
Mathematics
middle-school
1
vote
167k
views
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