Using the balanced chemical equation below, how many grams of glucose will a plant produce if it uses 200 grams of water

your answer would be a. 12.5 kg

i believe you are right for all except the 3rd ( look at sqdancefan his answer is much better)

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.

po-215 i got it right on the quiz