For each reaction below, indicate in which direction the equilibrium shifts when the stated
stress is applied to the system. write r if the reaction shifts to the right, l if it shifts to the
left, or nc if there is no change.
stress
temperature increase
volume increase
reaction
pc15(g) + pc13(g) + cl2(g) + heat
co(g) + fe3o4(s) + co2(g) + 3feo(s)
c2h2(g) + h2o(g) + ch3cho(g) + heat
2no(g) + h2(g) + n2o(g) + h2o(g) + heat
heat + h2(g) + 12(g) + 2hi(g)
h2(g) + cl2(g) +2hcl(g) + heat
temperature decrease
volume decrease
temperature decrease
volume decrease

Bridget is in science class. her teacher gives her two unknown substances and asks her to determine their relative ph. she places a piece of red litmus paper into both substances. the litmus paper turns purple when she places it into substance i. the litmus paper turns blue when she places it into substance ii. a. substance i is a neutral substance and substance ii is an acid. b. substance i is a neutral substance and substance ii is a base. c. substance i is an acid and substance ii is a base. d. substance i is a base and substance ii is a neutral substance.