A student carries out a reaction of mg with hcl at 20c and
A student carries out a reaction of Mg with HCl at 20'C and collects 21 cm3 H2 gas measured at a pressure of 751 torr. How many moles does it represent?
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a student carries out a reaction of mg with hcl at 20c and collects 21 cm3 h2 gas measured at a pressure of 751 torr
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