Chemistry, 12.11.2019 20:31 ashtonrieper2721
Consider each of the following systems at equilibrium. the temperature is kept constant, and in each case the reactants are in a cylinder fitted with a movable piston. for which system(s) will a decrease in pressure favor the formation of products? check all that apply. (a) a(s)β2b(s) (b) 2a(l)βb(l) (c) a(g)βb(s) (d) 2a(g)βb(g) (e) a(g)β2b(g)
Answers: 2
Chemistry, 21.06.2019 19:00
Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips
Answers: 1
Chemistry, 21.06.2019 20:30
9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water
Answers: 1
Chemistry, 21.06.2019 22:30
Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.
Answers: 2
Chemistry, 22.06.2019 03:20
What is the ima of the 1 st class lever in the graphic given? 2 3 0.5
Answers: 1
Consider each of the following systems at equilibrium. the temperature is kept constant, and in each...
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