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Is the electrolysis of water an oxidation-reduction reaction??
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Compare and contrast physical changes with chemical changes.
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Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.
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Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.
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Word equation for k(s) +h2o(l) yield koh (aq) + h2
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Is the electrolysis of water an oxidation-reduction reaction??...
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