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Chemistry, 22.06.2019 20:00, bbyjean9974
State one important difference between a physical change and a chemical change?
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Chemistry, 22.06.2019 21:30, Turtlelover05
How can the periodic table be used to predict the behavior of elements?
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Chemistry, 23.06.2019 05:00, mprjug6
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?
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The elements of the Periodic Table are arranged in groups and periods. Which statement is true about...
Mathematics, 31.10.2019 23:31
Mathematics, 31.10.2019 23:31
Mathematics, 31.10.2019 23:31