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Author Question: A reaction that absorbs energy from the surroundings is called a) activated. b) exothermic. c) ... (Read 66 times)

go.lag

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on: Jul 28, 2018
A reaction that absorbs energy from the surroundings is called
  a) activated.
  b) exothermic.
  c) reversible.
  d) endothermic.

Question 2

When balancing a chemical equation, you must
  a) be able to count individual atoms on each side of the reaction arrows.
  b) count only the polyatomic ions present in the reactants and the products.
  c) count only complete molecules and ignore any atoms that are in their elemental (uncombined) forms.
  d) make sure that there are always more atoms of reactant present than atoms of product, so that the reaction can proceed easily.


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cassie_ragen

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Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

a


go.lag

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

cpetit11

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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