Chemistry, 26.12.2019 17:31 user11883661
Calculate ∆g ◦ r for the decomposition of mercury(ii) oxide 2 hgo(s) → 2 hg(ℓ) + o2(g) ∆h◦ f −90.83 − − (kj · mol−1 ) ∆s ◦ m 70.29 76.02 205.14 (j · k −1 · mol−1 ) at 298 k. 1. −117.1 kj · mol−1 2. +246.2 kj · mol−1 3. −64.5 kj · mol−1 4. +117.1 kj · mol−1 5. −246.2 kj · mol−1
Answers: 3
Chemistry, 22.06.2019 17:10, mikeeway33
Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.
Answers: 2
Chemistry, 22.06.2019 21:30, emmalucilleblaha1995
Achemical reaction is done in the setup shown, resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?
Answers: 1
Chemistry, 23.06.2019 03:30, HalpMahOnMahH0meW0rk
Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5
Answers: 1
Calculate ∆g ◦ r for the decomposition of mercury(ii) oxide 2 hgo(s) → 2 hg(ℓ) + o2(g) ∆h◦ f −90.83...
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