If a molecule has one lone pair, a single bond, and a double bond on its center atom, what is the shape of that molecule?

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?

Which compound should undergo substitution of the bromine by phenolate anion? draw the structure of the organic product?