Which equation represents a nuclear reaction that an example of an artificial transmutation?
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Chemistry, 06.01.2020 10:31, jaibean1202
Which equation represents a nuclear reaction that an example of an artificial transmutation?
1) 43/21 sc--> 43/20 ca + 0/+1 e
2) 14/7 n + 4/2 he --> 17/8 o + 1/1 h
3) 10/4be--> 10/5b+0/-1e
4) 14/6c--> 14/7n+0/-1e
Answers: 3
Chemistry, 21.06.2019 22:20, Brooke7644
Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) → ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 °c?
Answers: 2
Chemistry, 22.06.2019 20:30, ashley4329
Select all the correct answers. which compounds have the empirical formula ch20? (multiple answers)a. c2h4o2b. c3h603c. ch2o2d. c5h1005e. c6h1206
Answers: 2
Chemistry, 23.06.2019 08:50, leah5981
Reacting masses1 calcium carbonate breaks down on heating to produce calcium oxide and carbondioxide gas. caco3 + cao + co2a student heats 15 g of calcium carbonate strongly in a crucible. relative atomic masses (a): ca = 40, c = 12, o = 16.calculate the mass of calcium oxide produced by this reaction.(5 marks)
Answers: 3
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