Water decomposes into hydrogen (h2) and oxygen (o2) when an electric correct is applied. how many grams of water must decompose to produce 2 grams of hydrogen and 16 grams of oxygen.

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

Find the mass, in grams, of 5.00*10^23 molecules of f2

Which is true concerning the products and reactants of photosynthesis and cellular respiration? a. the products of photosynthesis are sugars and the reactants of cellular respiration are starches. b. the products of photosynthesis are reactants in cellular respiration. c. oxygen is needed for photosynthesis and is given off in cellular respiration.