Chemistry, 31.10.2019 18:31 ericwheeler821
Which reaction shows that the enthalpy of formation of h2s is hf = -20.6 kj/mol? a. h2(g) + s(s)  h2s + 20.6 kj
b. h2(g) + s(s) + 20.6 kj  h2s
c.2h(g) + s(s) + 20.6 kj  h2s
d. h2(g) + s(s)  h2s - 20.6 kj
Answers: 1
Chemistry, 22.06.2019 10:10
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
Chemistry, 22.06.2019 12:40
Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?
Answers: 1
Which reaction shows that the enthalpy of formation of h2s is hf = -20.6 kj/mol? a. h2(g) + s(s) ...
Mathematics, 19.02.2020 00:25
Social Studies, 19.02.2020 00:25