Chemistry, 06.11.2019 21:31 ethanseiter
How much heat is required to vaporize 50.0 g of acetone (c3h6o) at 25 ∘c? the heat of vaporization for acetone at this temperature is 31.0 kj/mol
Answers: 3
Chemistry, 22.06.2019 12:30
Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
Answers: 2
Chemistry, 22.06.2019 13:00
One of the hopes for solving the world's energy problem is to make use of the fusion reaction 21h +31h --> 42he + 10n + energy how much energy is released when 1 mol of deuterium is fused with 1 mol of tritium according to the above reaction? the masses of the atoms and the neutrons are as follows: 21h = 2.0140 amu 31h = 3.01605 amu 42he = 4.002603 amu 10n = 1.008665 amu. the speed of light is 2.9979 x 108 m/s.
Answers: 1
Chemistry, 22.06.2019 13:50
How does the motion of particles in a gas change as the gas cools
Answers: 2
How much heat is required to vaporize 50.0 g of acetone (c3h6o) at 25 ∘c? the heat of vaporization...
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