An atomic mass unit is equal to a. one-half the mass of a hydrogen atom. b. one-fourth the mass of a lithium atom. c. one-twelfth the mass of a carbon-12 atom. d. one-fifteenth the mass of a nitrogen-15 atom.

Asa choose the correct set of reaction coefficients to properly balance the following chemical equation according to the law of conservation of mass: __s8 + __o2 ==> __so2 1, 1, 8 1, 8, 1 1, 8, 8 8, 1, 1

Seltzer water is created by placing water under pressure with carbon dioxide gas. which of the following statements best describe seltzer water: a. the solution will be slightly acidic b. the solution will be slightly basic. the solution will be strongly acidic. d. the solution will be strongly basic. e. the solution will be neutral

What does the mass of 0.7891 mol of ferric oxide (fe2o3)