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how many protons does tin-112 have?...
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Chemistry, 22.06.2019 07:40
22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g
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Chemistry, 22.06.2019 20:00
What happens to the temperature of a substance when the average kinetic energy of its particles increases?
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Chemistry, 23.06.2019 00:30
Balance the following reaction. as2s3 + 9o2 → 2as2o3 + so2
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