Chemistry, 01.12.2021 01:50 marjorieheckaman
What do the carbon, oxygen, and nitrogen cycles all have in common? a. They all include an exchange of gases with the atmosphere. b. None of the cycles are biogeochemical cycles. c. They are all byproducts of photosynthesis. d. They all sustain life, but living organisms have no part in the cycle. Please select the best answer from the choices provided A B C D
Answers: 2
Chemistry, 22.06.2019 06:30, jonloya264
If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution
Answers: 1
Chemistry, 22.06.2019 19:30, xxaurorabluexx
Chlorine and water react to form hydrogen chloride and oxygen, like this: 2cl2 (g) + 2h2o (g) → 4hcl (g) + o2 (g) also, a chemist finds that at a certain temperature the equilibrium mixture of chlorine, water, hydrogen chloride, and oxygen has the following composition: compound concentration at equilibrium cl2 0.55m h2o 0.57m hcl 0.53m o2 0.34m calculate the value of the equilibrium constant kc for this reaction. round your answer to 2 significant digits.
Answers: 2
Chemistry, 23.06.2019 01:30, jonmorton159
At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.
Answers: 1
What do the carbon, oxygen, and nitrogen cycles all have in common? a. They all include an exchange...
Biology, 14.10.2020 20:01
Mathematics, 14.10.2020 20:01
Biology, 14.10.2020 20:01
Biology, 14.10.2020 20:01
Geography, 14.10.2020 20:01