39 The following reaction was carried out.
HCOCH3(aq) + NaOH(aq) + HCO-Na(aq) + CH3OH(aq)
The concentration of methanol, [CH2OH(aq)], was measured with time, t.
Which graph shows the relationship between [CH2OH(aq)] and t?
A
B
[CH2OH(aq)]
[CH2OH(aq)]
0
0
С
D
K
[CH, OH(aq)]
[CH2OH(aq)]
Be
0
0
0
Í
0
t
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Answer:
A Cu voltameter and an ammeter are connected in series with
a battery through a resistance.
The mass of Cu deposited in
50 minutes
Answered by
0
Answer:
There would be a curve. As the reaction will proceed the conc of reactants would decrease and conc of products will increase, so the curve would be an increasing curve.
The gradient of Conc v/s time graph shows the rate and it should be decreasing. Hence A
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