Calculate the current strength in amperes required to liberate oxygen gas at rate of 1 cubic centimetres per second at STP
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Answer:
I = 5A
T = 193 secs
Q = IT
= 5×193 = 965
Equivalent weight of oxygen = 8
Mass of oxygen liberated =
(E × Q)/96500g
= (8 × 965)/96500
= 0.08 g
volume of 32g Oxygen at STP = 22400ml
Volume of 0.8 g oxygen at STP = (22400/32)×0.08
= 56 ml = 56 cc
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