Chemistry, 25.05.2021 22:10 babysisjessica1
If you want to lower water's freezing point 18 degrees C by adding NaCl, what must the molality of the salt solution be? (K(f) for water ris 1.86 degree C/m)
Answers: 2
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The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .
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How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?
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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?
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Aseismic wave is energy released as the result of rock movement along a fault. t or f ?
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If you want to lower water's freezing point 18 degrees C by adding NaCl, what must the molality of t...
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