Chemistry, 12.04.2021 15:50 Gladistshiala267
1.How many grams of zinc Zn and oxygen O2 will be needed to form 324 grams of ZnO after the reaction?
Answers: 2
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Temperature and kinetic energy are proportional. a) adirectly b) directly c) indirectly
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2h2s + 3o2 2so2 + 2h2o which option gives the correct mole ratios? h2s: so2 = 2: 2 and o2: h2o = 3: 2 h2s: so2 = 2: 3 and o2: h2o = 3: 2 h2s: so2 = 4: 4 and o2: h2o = 5: 4 h2s: so2 = 4: 6 and o2: h2o = 4: 4
Answers: 1
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Which position represents spring in the southern hemisphere? a) b) c) d)
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Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?
Answers: 3
1.How many grams of zinc Zn and oxygen O2 will be needed to form 324 grams of ZnO after the reaction...
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