Mg + HCl → MgCl2 + H2 How many liters of hydrogen gas is produced at 298 K and 0.960 atm if 3.00 moles of hydrochloric acid react with an excess of magnesium metal? (1 point)

a
38.2 liters

b
42.6 liters

c
66.7 liters

d
76.4 liters

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?