0.2 G sample of the alloy give 0.2 3089 litre of H2 measured at 273 K and 1 ATM pressure what is the weight of aluminium in the alloy

0.2 G sample of the alloy give 0.2 3089 litre of H2 measured at 273 K

1.	0.2 G sample of the alloy give 0.2 3089 litre of H2 measured at 273 K and 1 ATM pressure what is the weight of aluminium in the alloy
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