The end result of a chemical reaction is always: A. the formation of new kinds of elements.
B. the production of water molecules.
c. a substance that was not ope of the reactants.
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D. a molecule that does not have an electric charge.

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?

Graded assignment lab report answer the questions below. which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.

Name the tissue that in translocation