Answers: 2
Another question on Chemistry
Chemistry, 22.06.2019 01:40
Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.
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 20:20
Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) —> 2h20(0) + 2502(9) 4fes2+1102 —> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)
Answers: 1
You know the right answer?
5. Calculate the volume of a substance which has a mass of 500 grams and a density of 4.1 g/cm². Use...
Questions
Mathematics, 19.05.2021 01:40
Biology, 19.05.2021 01:40
Medicine, 19.05.2021 01:40
Mathematics, 19.05.2021 01:40
Mathematics, 19.05.2021 01:40
Mathematics, 19.05.2021 01:40
Computers and Technology, 19.05.2021 01:40
Mathematics, 19.05.2021 01:40
Mathematics, 19.05.2021 01:40
Mathematics, 19.05.2021 01:40
History, 19.05.2021 01:40
Mathematics, 19.05.2021 01:40
