`(-1)xx(-1)=`

(-1)/6xx(-1)/6xx(-1)/6 =____

Fill in these boxes: (1)/(6)xx(1)/(8)=(1xx1)/(6xx8)= square

Name the property involved in the following examples ((-1)/(7))xx1=(-1)/(7)=1xx((-1)/(7))

Is [(-10)xx1)]xx3=(-10)xx[(1xx3)] ?

Fill in these boxes: (1)/(4)xx(1)/(3)= square

Simplify : (4^-1xx3^-1)div6^-1

For the overall reaction between A and B to yield C and D, two mechanisms are proposed: I. A+BtoAB*toC+D,k_(1)=1xx10^(-5)M^(-1)s^(-1) II. AtoA"*"toE,k_(1)=1xx10^(-4)s^(-1) , E+BtoC+d,k_(2)=1xx10^(10)M^(-1)s^(-1) (species with * are short lived) Rate of reaction for mechanism II when concentrationof eacn 1 M is

For the overall reaction between A and B to yield C and D, two mechanisms are proposed: I. A+BtoAB*toC+D,k_(1)=1xx10^(-5)M^(-1)s^(-1) II. AtoA"*"toE,k_(1)=1xx10^(-4)s^(-1) , E+BtoC+d,k_(2)=1xx10^(10)M^(-1)s^(-1) (species with * are short lived) Rate of reaction for mechanism I when concentration of each is 0.1 M, is

For the overall reaction between A and B to yield C and D, two mechanisms are proposed: I. A+BtoAB*toC+D,k_(1)=1xx10^(-5)M^(-1)s^(-1) II. AtoA"*"toE,k_(1)=1xx10^(-4)s^(-1) , E+BtoC+d,k_(2)=1xx10^(10)M^(-1)s^(-1) (species with * are short lived) AT what concetration of B, rates of two mechanism are equal?

A first order reaction has rate constant 1.15xx10^(-1)s^(-1) . How long will 10 grams of this reactant take to reduce 6 grams ?