36 Kr
Krypton
83.8
What is the chemical symbol for this element?
A. KI
O B. K
C. Kryptonite
D. Krypton

How many moles of al3+ ions are in 1.25 moles of al2o3

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both

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