When formic acid is heated, it decomposes to hydrogen and carbon dioxide in a first-order decay: . hcooh(g) →co2(g) + h2 (g) . the rate of reaction is monitored by measuring the total pressure in the reaction container. . time (s) . . p (torr) . 0 . . . . . 220 . 50 . . . . 324 . 100 . . . . 379 . 150 . . . . 408 . 200 . . . . 423 . 250 . . . . 431 . 300 . . . . 435 . at the start of the reaction (time = 0), only formic acid is present. what is the formic acid pressure (in torr) when the total pressure is 291? half-life in sec? what is the rate constant (in s-1)?
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Chemistry, 22.06.2019 11:50
Acompound has a molecular weight of 12.124 atomic mass units and the empirical formula c3h40. what is the molecular formula of the compound?
Answers: 3
Chemistry, 22.06.2019 16:10
Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.
Answers: 1
When formic acid is heated, it decomposes to hydrogen and carbon dioxide in a first-order decay: ....
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