Hydrogen and oxygen react under a specific set of conditions to produce water according to the equation 2 H2(g) + O2(g) −→ 2 H2O(g). How much hydrogen would be required to produce 3 mol of water? Answer in units of mol.

Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

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