If 83.6 g of potassium phosphate is mixed with 90.0 g of calcium nitrate in solution, how many grams of excess reactant was not reacted? (report answer in grams and only three Sigg figs do not put the unit)

Suppose you got a low yield of benzoin from your benzoin condensation reaction and thus only have 0.300 g of benzoin to use as the starting material for this reaction. how much concentrated nitric acid should you add? (concentrated nitric acid is 15.8 m). write your answer in the form x. xx ml

What is the independent variable in this investigation? mass volume sample number substance density

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?