If `1. 125xx10^k=0. 001125` , then the value of `k` is: `-4` (b) `-3` (c) `-2` (d) `-1`

If |3^2+k4^2 3^2+3+k4^2+k5^2 4^2+4+k5^2+k6^2 5^2+5+k|=0 then the value of k is- a. 2 b.1 c.-1 d. 0

If |3^2+k4^2 3^2+3+k4^2+k5^2 4^2+4+k5^2+k6^2 5^2+5+k|=0 then the value of k is- a. 2 b.1 c.-1 d. 0

If x^2 + 5x - 2 k , is exactly divisible by (x-1), then the value of K is (A) 1 (B) 2 (C ) 3 (D) 4

If sin^(4)x + cos^(4)x=k then possible value of k is/are : (A) 1/2 (B) 1/4 (C) 1 (D) 7/10

Listed in the table are forward and reverse rate constants for the reaction 2NO(g)hArrN_(2)(g)+O_(2)(g) {:(,Temperature(K),k_(f)(M^(-1)s^(-1)),k_(b)(M^(-1)s^(-1))),(,1400,0.29,1.1xx10^(-6)),(,1500,1.3,1.4xx10^(-5)):} Select the correct statement: a) Reaction is exothermic and value of eqilibrium constatnt (K_(eq)) at 1400 K is 3.79xx10^(-6) b) Reaction is endothermic and value of k_(eq) 1400 K is 2.63xx10^(5) c) Reaction is exothermic and value of k_(eq) 1400 K is 2.63xx10^(5) d) Reaction is endothermic and value of k_(eq) 1500 K is 9.28xx10^(4)

If \int_{0}^k 4 x^3 dx =16, then value of k is .......... A) 1 B) 2 C) 3 D) 4

If (a)/(b+c)=(b)/(c+a)=(c)/(a+b)=K, then the value of K is +-(1)/(2)(b)(1)/(2) or -1(c)-1(d)(1)/(2)

If A=[[3k,0],[k,k]] and A^(-1)=[[1,0],[-1,3]] , then the value of k is equal to

If a+2b+3c=1 and a>0,b>0,c>0 and the greatest value of a^(3)b^(2)c is (1)/(k) then (k-5180) is