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Question 41 (1 point) Which of the following expressions is the correct equilibrium constant expression for...
QUESTION 2 0.5 points Save Answ [CLO-4] Which of the following expressions is the correct Keq expression for the equilibrium between dinitrogen tetroxide and nitrogen dioxide? N204 (g) ===== 2NO2 (g) [NO21 [NO212 [NO21 A) [NO2][N204] B) C) D) E) [NO2121N2041 [N2041 [N2041 [N20412 А B с D E
qUESTION 4 Which of the following expressions is the correct equilibrium-constant expression for the reaction below? P4O10(s) ⇌ P4(s) + 5 O2(g) [O2]-5 [O2]5
help QUESTION 14 Which of the following expressions is the correct equilibrium-constant expression for the reaction below? P4(s) + 5 O2(g) = P4010(5) [P4010] [P][0,1/5 O [021-5 O [02]5 [P][021 OP 010) [P4010] [P[021 QUESTION 15 A particular reaction has an activation energy. E. of 148 kJ/mol. If the rate constant for the reaction is 0.00387 3 582 °C, at what temperature in°C) would the rate constant be 0.487 s 111? *Please report 3 significant figures. Numbers only, no unit....
Which of the following expressions is the correct equilibrium-constant expression for the reaction below? 3 Fe(s) + CO2(g) = Fe3O4(s) + CO(g) 1/[CO] [Fe304][CO] [FO]*[CO2] O [Coy [CO2] [Feo][CO2] [Fe3O4][CO] O [CO2]/[CO]
3) Which of the following expressions is the correct equilibrium-constant expression for the reaction below? (NH4)2Se (s) 2NH3 (g) + H2Se (g) (A) (NH3P|H2Se] B) ((NH4)2Se] / [NH312 [H2Se] C) 1/[(NH4)2Se] D) [NH3][H2Se] / [(NH4)2Se] E) INH3)2(H Se] / [(NH4)2Se]
1. What is the freezing point of water made by dissolving 17.62 g of sodium chloride in 86.47 g of water? The freezing-point depression constant of water is 1.86 oC/m. 2. The decay of carbon-14 is first order with a half life is 5657 years. How much of 1.3449 g sample would remain after 9221 years? 3. If the value of KC for the reaction: 2O3(g) --> 3O2(g) is 0.004936, what is the value KP at a temperature of 54.20oC?...
Write the equilibrium expression (K) for each of the following gas-phase reactions: Nitrogen gas reacts with oxygen gas to produce nitrogen monoxide Dinitrogen tetroxide converts to nitrogen dioxide Phosphorus tribromide reacts with chlorine gas to produce phosphorus trichloride and bromine gas.
Which of the following expressions is the correct equilibrium-constant expression for the reaction below? 200(g) = CO2(g) + C(s) A. [CO][C]/[CO] B. K [CO] C. [CO] / [CO2) D. [CO]/[CO] E. 2[CO] /[CO][C] In which of the following reactions would increasing pressure at constant temperature not change the concentrations of reactants and products, based on Le Châtelier's principle? ООООО A. 2N, () + 0,02N,0 () B. N.O. (g) 2NO, (g) C. N2(g) + 3H2(g)2NH3 (9) D. N2 (9) + 202...
3,8,15, & 17 answer only pleasw Question 3 (1 point) The chemical name for the model 2008 is O nitrogen trioxide nitrogen tetroxide. nitrogen oxide. nitric oxide. dinitrogen tetroxide. Question 8 (1 point) The Lewis formula of which species does not represent an exception to the octet rule? XeF4 IC 2 CIF3 SF4 CH3 Question 15 (1 point) The following statements concern molecules that require resonance. Which is true? The benzene molecule is best described by the localized electron model....
Question 5 What is the correct coefficient in the rate expression for nitrogen dioxide when it is reacted with molecular oxygen to form dinitrogen pentoxide? (1 point)* 02