*/*_In the reaction, Ca + 2H‚Äö√á√áO = Ca(OH)‚Äö√á√ – McqOptions

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1.	/_In the reaction, Ca + 2H‚Äö√á√áO = Ca(OH)‚Äö√á√á + H‚Äö√á√á ; what volume (c.c.) of hydrogen at STP would be liberated, when 8 gm of calcium reacts with excess water? (atomic weight of calcium = 40)?
A.	4480
B.	2240
C.	1120
D.	0.4
Answer» B. 2240

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