The equilibrium constant, Kc, for the following reaction is 6.50×10-3 at 298 K. 2NOBr(g) ⇌ 2NO(g) + Br2(g)

If an equilibrium mixture of the three gases in a 18.5 L container at 298 K contains 0.466 mol of NOBr(g) and 0.279 mol of NO, the equilibrium concentration of Br2 is
M.

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?