The enthalpy of combustion of ethane gas, c2h6(g), is about -1.5*103 kj/mol. when ethane reacts with o2(g), the products are carbon dioxide co2(g) and water h2o(l). how much heat is released during the combustion of ethane gas when 14 mols of o2(g) are consumed. express your answer in kj

Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate, m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2