`(2/3)^2xx(6/19)^0`

(19)^(12)xx(19)^(8)-:(19)^(4)=(19)^(?)6b.8c.12d24

Simplify and write the following in the exponential form: (i) ((-3)^(5)xx4^(6)xx4)/((-3)^(2)xx4^(9)) (ii) (11^(4)xx17^(3)xx19^(5))/(11^(2)xx17^(2)xx19^(2))

Find the value of the (-4)^(3)xx5^(2)xx6^(0) .

Verify the following: ( i ) 19xx{7+(-3)}=19xx7+19xx(-3)(-23){(-5)+(+19)}=(-23)xx(-5)+(-23)xx(+19)

Verify the following: (i) 19xx{7+(-3)}=19xx7+19xx(-3) (ii) (-23){(-5)+(+19)}=(-23)xx(-5)+(-23)xx(+19)

3sqrt((3^(6)xx4^(3)xx2^(6))/(8^(9)xx2^(3)) =____________

Simplify the following (a) (4)^2xx(-6)^3 (c) (-6)^2/4^3xx5^3xx2^5

What is the pH of a saturated solution of Cu(OH)_(2) ? (K_(sp)=2.6xx10^(-19)

What is the pH of a saturated solution of Cu(OH)_(2) ? (K_(sp)=2.6xx10^(-19)

What is the pH of a saturated solution of Cu(OH)_(2) ? (K_(sp)=2.6xx10^(-19)