The radius of a magnesium atom in 0.160nm. the radius of a nucleus is about 1/10000 that of an atom. calculate the radius of a magnesium nucleus. give your answer in standard form. (do not give me the answer 1.6e- 14) also tell me how to do it. two marks

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