Chemistry, 18.12.2020 07:30 CaptainKiller528
Оа
6.68 x 1022 g
b
9.01 g
1.50 x 1023 g
Od
5.43 x 1024 g
6.02 x 1023 g
If 24.6 grams of chromium, 11.8 grams of oxygen, and 1.2 grams of hydrogen combine to form a compound. What is the percent composition by mass of chromium
Answers: 1
Chemistry, 22.06.2019 10:00, Cythina2007
The reactions shown here can be combined to make the overall reaction c(s) + h2o(g) ⇌ co(g) + h2(g) by reversing some and/or dividing all the coefficients by a number. a. c(s) + o2(g) → co2(g) k=1.363×10^69 b. 2 h2(g) + o2(g) → 2 h2o(g) k=1.389×10^80 c. 2co(g) + o2 (g) → 2 co2(g) k=1.477×10^90
Answers: 1
Chemistry, 22.06.2019 16:00, annsmith66
What statement goes against the kinetic theory of gases
Answers: 1
Chemistry, 22.06.2019 16:30, montanolumpuy
How many moles of sulfuric acid (h2so4) are needed to react completely with 6.8 moles of lithium hydroxide (lioh)? 2lioh + h2so4 → li2so4 + 2h2o a. 3.4 mol h2so4b. 6.8 mol h2so4 c. 10.2 mol h2so4 d. 13.6 mol h2so4
Answers: 3
Chemistry, 22.06.2019 23:00, aly02
Need asap question 1 minerals are organic compounds. true false question 2 what vitamin can be found in foods like oranges, grapefruits, and broccoli? a. vitamin a b. vitamin k c. vitamin c d. vitamin d question 3 what are minerals? a. chemical elements that are needed for body processes. b. organic compounds that the body needs in small amounts to function properly. c. small molecules used to build proteins. d. an organic compound that is insoluble in water and includes fats. question 4 how many types of vitamins does the human body need? a. 15 b. 11 c. 13 d. 17 question 5 vitamins are a good source of energy. true false
Answers: 1
Оа
6.68 x 1022 g
b
9.01 g
1.50 x 1023 g
Od
5.43 x 1024 g
6.02 x...
b
9.01 g
1.50 x 1023 g
Od
5.43 x 1024 g
6.02 x...
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