In order to change a solid to a liquid or a liquid to a gas, what is needed?
A high melt...
Chemistry, 06.05.2020 04:58, karenjjensen
In order to change a solid to a liquid or a liquid to a gas, what is needed?
A high melting point.
A high boiling point.
A decrease in thermal energy.
An increase in thermal energy
Answers: 2
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What is the main reason why some developing countries fear the increase the free trade policies around the world?
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Wind and moving water provide energy. chemical mechanical thermal none of the above
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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 4.20 mol fe and 6.70 mol nio(oh) react?
Answers: 3
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