An electric current is passed through water. oxygen gas and hydrogen gas are collected. how does the volume of hydrogen gas compare to the volume of oxygen gas?

a: the volumes are equal.

b: the volume of oxygen gas is greater.

c: the volume of hydrogen gas is greater.

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

Athe top of a hill, an athlete on a skateboard has x joules of mechanical energy. how much mechanical energy will she have at the bottom of the hill? ignore the effects of friction.

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