too many kinetics !

1.) the molecularity of the reaction

2 H2(g) + O2(g) --> 2 H2O (l)

is: a)2 b) 3 c)undefined d)1

2) the rate consant for a first order reaction is equal to the initial rate of reaction wheb the initial concentration of the reactant is:

a) 100 M b) 1x 10^-2 C) 1 M d) 0.1 M

3) the hydrolysis of ethyl acetate was carried out separately with 0.075M HCl and 0.075 M H2SO4. Which of the following relations is correct?

a) k(h2so4) >> k(hcl)

b) k(h2so4) = 2 k(hcl)

c) k(h2so4) < k(hcl)

d) k(h2so4)= 8 k(hcl)

64 Answers

13
deepanshu001 agarwal ·

YES priyam it is .....

but shudnt it b 2 bcz molecularity is no. of molecules undergoing eff collisions so how can a single molecule collide itself/.....

and wat wud b ur ans if d above reaction is multipled by 2 ....

1
skygirl ·

[5] [4] [4] [4] [4] [4] [4]

sheep's' ni hota........ sheep is plural [3]

33
Abhishek Priyam ·

oh answer is 1.. but i just now edited it to 2...
thinking of the same reason...

11
Subash ·

#5 1

i think that is the elementary step

but then deepansh wouldnt have posted this not 1 :(

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