Chemistry, 21.11.2019 06:31 mraymundo025p0gpw9
Identify the following statements as true or false.1) all spontaneous reactions occur quickly.2) the energy of the universe is constant; the entropy of the universe increases.3) if a process increases the randomness of the particles of a system, the entropy of the system increases.4) all systems become more disordered spontaneously.5) all spontaneous processes release heat.6) both δ ssys and δ ssurr must equal zero at equilibrium.
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Part b: study of equilibrium on solubility: mg(oh)2(s) ⇌ mg2+(aq) + 2 oh–(aq) cloudy clear (pink) 7. a. b. 8. a. b. 9. 10. 11. 12. when adding concentrated hydrochloric acid, how did the appearance of the equilibrium mixture change? the change in appearance indicated a shift in the point of equilibrium. in which direction did the equilibrium shift? (l) left (r) right explain your answer to question 7a. you should indicate which ion was added to or removed from the equilibrium mixture. when adding edta, how did the appearance of the equilibrium mixture change? the change in appearance indicated a shift in the point of equilibrium. in which direction did the equilibrium shift? (l) left (r) right explain your answer to question 8a. you should indicate which ion was added to or removed from the equilibrium mixture. upon heating in which direction is the equilibrium shifting? upon cooling in which direction is the equilibrium shifting? is the forward reaction a. endothermic explain your answers to questions 9, 10, and 11. (l) left (r) right (l) left (r) right b. exothermic
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Chemistry, 22.06.2019 07:30
Using data from seismic waves, geologists have learned that earth’s interior is made up of several
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Identify the following statements as true or false.1) all spontaneous reactions occur quickly.2) the...
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