How many grams of copper are conc. Reaction with HNO3 will produce 184grams of NO2 ?
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Explanation:
mass = 20 kg
u = 5m/s
y= 2m/s
W = ?
W = F xs
v2_u²
= ma
2а
(2) -(5)2
= 20 xax
2a
(2P2=657
«(4,25)
= 20 x
= 10 (-21) = -210J
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