What does a pair of dots represent in the drawing of molecules

If the mass of the products measured 120g what would the mass of the reactants a. 30g b. 60g c. 120g d. 240g

If the particles in a sample of matter have an orderly arrangement and move only in place, the sample is a

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