Why are models used to represent atoms?
O A. Models explain new evidence.
B. Models never cha...
Chemistry, 24.01.2021 14:00 dmsmith192
Why are models used to represent atoms?
O A. Models explain new evidence.
B. Models never change over time.
C. Atoms are too small to see.
O D. Models are completely accurate.
Answers: 1
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In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
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Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?
Answers: 2
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