`(6)^4-:(36)^3xx216=6^((?-5))` `1` b. `4` c. `6` d. `7`

(6)^(4)-:(36)^(3)xx216=6^((7-5))1 b.4 c.6 d.7

(216)^(4)div(36)^(4)xx(6)^(5)=(6)^(?)

(5.4-:3xx16-:2)/(18-:5xx6-:3) a.2 b.4 c.6 d.8

6^(1.2)xx36^(?)xx30^(2.4)xx25^(1.3)=30^(5) a.0.1b.0.7 C.1.4d.2.6e. None of these

(6xx6xx6xx6xx6xx6)^(4)xx(6xx6xx6xx6)^(5) div (6xx6)^(7)=(36)^(?)

The dissociation constant of monobasic acids A, B,C and D are 6 xx 10^(-4),5xx10^(-5), 3.6 xx 10^(-6) , and 7 xx 10^(-10) , respectively. The pH values of their 0.1M aqueous solutions are in the order.

The dissociation constant of monobasic acids A, B,C and D are 6 xx 10^(-4),5xx10^(-5), 3.6 xx 10^(-6) , and 7 xx 10^(-10) , respectively. The pH values of their 0.1M aqueous solutions are in the order.

(5)/(6)-:(6)/(7)xx?-(8)/(9)-:1(3)/(5)+(3)/(4)xx3(1)/(3)=2(7)/(9)(7)/(6)(b)(6)/(7)(c)1(d) None of these

Find the value of * in the following 1(2)/(3)-:(2)/(7)xx(.)/(7)=1(1)/(4)xx(2)/(3)-:(1)/(6)(a)0.006 (b) (1)/(6)(c)0.6(d)6

If x:y=3:4land a:b=1:2, then the value of (2xa+yb)/(3yb-4xa) is (5)/(6) b.(6)/(7) c.(6)/(5) d.(7)/(6)