Chemistry, 25.09.2019 01:30 melissakm77
You have a combination of gases exiting a flue stack. the composition of the gas is 5 wt% co, 65 wt% co2, 20 wt% h2o, and 10 wt% so2. what is the average molecular weight of the gas? if the percentages were the same, but mol% instead, what is the average molecular weight of the gas? (2) the marianas trench is the deepest place on the planet, with a depth of 6.831 miles. what is the pressure at the bottom of the trench, if you assume that the density of water is 1000 kg/m and does not change, gravity is 9.81 m/s', and the pressure at the surface is 1 atm?
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The combustion of methane, ch4, releases 890.4kj/mol. that is, when one mole of methane is burned,890.4 kj are given off to the surroundings. this meansthat the products have 890.4 kj less than the reactants. thus, ah for the reaction = - 890.4 kj. a negative symbolforah indicates an exothermic reaction. ch (g) + 20 (g)> co2 (g) + 2 h0 (1); ah = - 890.4 kga) how much energy is given off when 2.00 mol of ch, are burned? b) how much energy is released when 22.4g of ch. areburned?
Answers: 1
You have a combination of gases exiting a flue stack. the composition of the gas is 5 wt% co, 65 wt%...
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