MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Factors Affecting the Rate of a Chemical Reaction

In case of un...

Question

In case of unimolecular reaction, the time required for 99.9% of the reaction to take place is x times that required for half of the reaction. The value of x is_________.

Open in App

Solution

As we know,
for first order reaction
$t = (2.303 / k) l o g (a / a - x)$
$t_{1} = (2.303 / k) l o g (a / a - a / 2)$
$t_{2} = (2.303 / k) l o g (1 / 1 - 0.1)$
$t_{2} = 10 t_{1}$

Suggest Corrections

thumbs-up

0

Similar questions

Q. For a first order reaction, the time required for

99.9 %

of the reaction to take place is

n

times the time required for half of the reaction to take place.
What is the value of

n

to the nearest integer?
(Take

l o g_{10} 2 = 0.3

)

Q. For a first order reaction, the time required for

99.9 %

of the reaction to take place in nearly:

Q. Show that in a first order reaction, time required for completion of 99.9% is 10 times of half-life (

t_{1 / 2}

) of the reaction.

Q. Show that for a first order reaction, the time required for 99.9% completion of the reaction is 10 times that required for 50% completion.

Q. Show that, in a first order reaction, time required for completion of

99.9 %

10

times of half life.

(l o g 10 = 1)

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Factors Affecting Rate of a Chemical Reaction

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Factors Affecting the Rate of a Chemical Reaction

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon