posted by mbm on .
A piece of zinc with a mass of 0.100 g reacts with 20.0 mL of 6.0 M HCl at a temperature of 25 C and a pressure of 750 mm Hg in 600 seconds. Calculate the average rate at which the hydrogen gas is produced in mL/sec.
rate = moles H2 produced/600 sec = ??