when 2.5g of a solid is heated, 560cm3 of a gas measured at stp were...
when 2.5g of a solid is heated, 560cm3 of a gas measured at stp were...
when 2.5g of a solid is heated, 560cm3 of a gas measured at stp were evolved and a residual of 1.4g waz left.what is d molar mass of d gas?(mv of a gas at stp 22.4dm3.)?
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