1 point) The protocol calls for 2.0 mL of bromoethane and 3.38 g of potassium ethoxide to be added to 50 mL of ethanol. Ralph used 1.8 mL of bromoethane, 3.45 g of potassium ethoxide, and 50 mL of ethanol. Record the mass of potassium ethoxide and the volumes of bromoethane and ethanol that Ralph used in the a