A reaction where heat is added is a(n) endothermic reaction
heterogeneous reaction
reversible reaction

Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine

The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles

Awoman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20 ounces (two significant figures). what are these specifications in units of centimeters and grams?