Chemistry, 29.08.2019 21:10 brittanylrodgers99
Circle the letter of the correct answer two answers are circled, and one of which is correct, half credit will be given 1125 pts 60 pts 1. which of the following statements concerning equilibrium is not true? a) a system that is disturbed from an equilibrium condition responds in a manner to restore equilibrium. b) equilibrium in molecular systems is dynamic with two opposing processes balancing one another c) the value of the equilibrium constant for a given reaction mixture is the same regardless of the direction from which equilibrium is attained d) a system moves spontaneously toward a state of equilibrium e) the equilibrium constant is independent of temperature 2. at a certain temperature. k = 25 and a reaction vessel contains a mixture with the following concentrations: h = 0.10 m brl - 0.10 mand thb 0.50 m which of the following statements concerning the reaction quotient, q. is true? h2(g) + br(g) =2hbr(g) a) q=k b) q ko more h2 and bra will be produced 3. the equilibrium constant for the decomposition of cobr2 is: cobra(9) co(g) + bra(g) k = 0.190 what is the value of kc for the following reaction? co(g) + bra(g) = cobra(9) a) 0.0361 b) 2.63 c) 5.26 d) 10.5 e) 27.7 calculate the 4. if the value for kp for the following reaction at 500 k is 1.5 x 10 value of the equilibrium constant, kc. n2(g) + 3h2(g) = 2nh3(g) c) 9.6 x 10-2 a) 7.5 x 10-2 d) 2.5 x 10-2 b) 1.3 x 10-2 e) 6.0 x 10-2
Answers: 3
Chemistry, 22.06.2019 09:30
Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature
Answers: 3
Chemistry, 22.06.2019 12:00
Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon
Answers: 2
Chemistry, 22.06.2019 19:00
Sum of brother and sisters age is 26. four times the brothers age is subtracted from three times the sisters age, the difference is 8. what are the ages of the brother and sister?
Answers: 1
Circle the letter of the correct answer two answers are circled, and one of which is correct, half c...
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