for the first-order reaction A→products,the initial rate is

for the first-order reaction A→products,the initial rate is 1×10^-3mol·dm^-3·min^-1,the rate is 0.25×10^-3mol·dm^-3·min^-1 after 1h.calculate k,t的2分之1 and initial concentration C（a,0下标）?

心境自然凉 1年前已收到1个回答举报

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和A的浓度成正比.0.25是1的1/4,所以是经过了两个half time.所以half time是30min.t(1/2)=ln2/k.
当你算出k的时候,r=k[A],带initial的就好了.

1年前

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