1 gm radium 226 is placed in a sealed tube. How much helium in mL will be evolved [ at STP] in 60 days ;given the half life of radium 1590 years
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When 3 grams of carbon is burnt in 8 grams of oxygen , then 11 grams of carbondioxide gets produced . If , 3 grams of carbon is burnt in 50 grams of oxygen then also 11 grams of carbondioxide will gets formed .
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