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Chemistry, 22.06.2019 16:20
When water dissolves sugar, which process is not involved? o dissociation o hydration o surface area of the solute increases sa
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Which one of the following is an oxidation-reduction reaction? naoh + hno3 --> h2o + kno3 naoh + hno3 --> h2o + kno3 so3 + h2o --> h2so4 cacl2 + na2co3 --> caco3 + 2 nacl ch4 + 2 o2 --> co2 + 2 h2o al2(so4)3 + 6 koh --> 2 al(oh)3 + 3 k2so4
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Chemistry, 23.06.2019 15:30
Floor 19 is an isotope of fluorine it has different number a. electrons b. protons c. neutrons d.electron shells
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