Chemistry, 16.10.2020 09:01 sierravick123owr441
T&L - Core Science 7 - Unit 1 Test - 20-21
Which two statements in the table are true for plant cells and false for animal cells?
1 They use the fuel stored in food for energy
2. They use energy carbon dioxide, and water
3 They need nutrients but make their own food
4 They need water and many kinds of nutrients.
1 and 2
Answers: 3
Chemistry, 22.06.2019 03:50
What is the temperature of one mole of helium gas at stp?
Answers: 3
Chemistry, 22.06.2019 17:00
Complete each row of the table below by filling in the missing prefix or missing exponent.
Answers: 1
Chemistry, 22.06.2019 20:20
Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
Answers: 3
Chemistry, 23.06.2019 05:00
Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians?
Answers: 1
T&L - Core Science 7 - Unit 1 Test - 20-21
Which two statements in the table are true for plant...
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