a lizard drinks water that contains H-2. The H-2 decays and approximately 6.25% remain after 30 seconds. What is the 1/2 life for H-2?

Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: