Chemistry, 02.04.2020 19:57 dbn4everloved8
What is the enthalpy change when 29.5 grams of Cl2(g) reacts with excess hydrogen? H2(g) + Cl2(g) → 2HCl(g), ΔH° = -186 kJ
Answers: 3
Chemistry, 22.06.2019 07:00
In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?
Answers: 2
Chemistry, 22.06.2019 15:30
Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.
Answers: 1
Chemistry, 22.06.2019 22:00
4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
Answers: 2
What is the enthalpy change when 29.5 grams of Cl2(g) reacts with excess hydrogen? H2(g) + Cl2(g) →...
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