Chemistry, 13.11.2020 20:10 giannimaraj711
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Metal hydrides react with water to form hydrogen gas and metal hydroxide. For example,
SrH2(s) + 2H2O(l) โ Sr(OH)2(s) + 2H2(g)
You wish to calculate the mass of hydrogen gas that can be prepared from 7.46 g of SrH2 and 6.22 g of H2O.
(a) How many moles of H2 can be produced from the given mass of SrH2?
moles
(b) How many moles of H2 can be produced from the given mass of H2O?
moles
(c) Which is the limiting reactant?
H2O
SrH2
Answers: 1
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Answers: 2
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Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass
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For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate,m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2
Answers: 3
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Metal hydrides react with water to form hydrogen gas and metal hydroxi...
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