Chemistry, 08.04.2021 20:00 jackbruski
13.) The hydrogenation of ethene gas under standard conditions (T = 298.15 K) shows a
decrease in disorder (AS = -0.1207 kJ/(molā¢K)) during an exothermic reaction (AH = -136.9
kJ/mol). Determine whether the reaction is spontaneous or nonspontaneous by calculating AG'.
C2H4 (g) + H2 (g) ā C2H6 (g)
Answers: 2
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21. consider the following chemical reaction: n2+ o2 2 no if 10.0 g of n2 reacts with excess oxygen then how many grams of no can be formed? a) 10.7 g b) 21.4 g c) 32.9 g d) 42.8 g page 4 of 8
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Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *
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Why is any chemical reaction always balanced? give reasons and explain the easiest way to solve the balancing problems in chemical equations with stoichiometric coefficients upto 20 as hit and trial doesn't always work. give full reasoning
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Ineed this awnser fast select the correct answer. this chemical equation represents the burning of methane, but the equation is incomplete. what is the missing coefficient in both the reactants and the products? ch4 + ā co2 + a. 0 b. 1c. 2d. 3 e. 4
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13.) The hydrogenation of ethene gas under standard conditions (T = 298.15 K) shows a
decrease in d...
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