An element select one: a. exists only as an atom and not as a molecule. b. can also be a compound. c. can be separated into its components by physical methods. d. may have different chemical properties depending on its source. e. cannot be separated into simpler substances by chemical methods.
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Chemistry, 22.06.2019 16:30
4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has:
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Chemistry, 23.06.2019 01:30
What happens to the concentration of hydronium ions as the ph of a solution increases? a. hydronium ion concentration stays the same b. hydronium ion concentration decreases c. hydronium ion concentration increases
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Chemistry, 23.06.2019 03:30
If 2 molecules of one reactant combine with 3 molecules of another to produce 5 molecules of a product, then what is the representation of the reaction?
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An element select one: a. exists only as an atom and not as a molecule. b. can also be a compound....
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