Which of the following compounds does not contain a polyatomic ion?
A -sodium carbonate
B-so...
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An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.
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If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?
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