What mass in grams of NaCl can be produced by the reaction of 0.75 mol Cl? 2 Na + Cl2 → 2NaCl
A)68 g
B)78 g
C$088 g
D)108 g

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

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

Which of these natural resources is non-renewable a. corn b. wind c. geothermal d. natural gas