A student measures put exactly 0.0930 g of salicylic acid and carries out an aspirin synthesis using salicylic acid, acetic anhydride, heat, and an acid catalyst. Salicylic acid is the limiting reagent in this reaction, which yields 0.0890g of aspirin. What is the percent yield for the reaction?

Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form