2H2(g) + O2(g)
+ 2H2O(1) + 137 kcal
How many grams of hydrogen are required to produce 733 kilocalories of heat?
10.8 g
21.6 g
none of these
1.00 x 105 g

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

Compare the equilibrium constants for the systems shown in the table. which favors products the most? which favors products the least? rank these systems in order from most to least in terms of favoring products rather than reactants. d > b > a > c c > a > b > d b > c > d > a a > d > c > b