" 23."8597-?=7429-4358

9587-?=7429-4358

What value will replace the question mark in each of the following questions: (a) ?-1936248=1635773 (b) 9587-?=7429-4358

Simplify each of the following: 23-[23-{23-(23- 23-23 )}] 2550-[510-{270-(90- 80+70 )}]

Simplify each of the following:   1). 23-[23-{23-(23- 23-23 )}] 2). 2550-[510-{270-(90- 80+70 )}]

If the bond enthalpy of O_(2),N_(2)" and "H_(2) are 498, 946 and 435.8 kJ mol^(-1) respectively. Choose the correct order of decreasing bond strength.

if (23^(9)-23^(8))/(22)=23^(x) then x=?

Verify that 23+(14+52)=(23+14)+52

Use the sign of >, 23-41+11 square 23-41-11