Enthalpy of reaction sicl4(l)+2h2o(l)? sio2(s)+4hcl(g)

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.

What metric units would you use to measure the thickness of a key

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