[Pitseleh]

Hi, I hope someone can be of help. I'm confused about this question and hope someone can shed some light on it... Or me. Thanks!

Which of the following listed below will shift the equilibrium to the LEFT for the following reversible reaction?

SrCO₃(s) <----> Sr²⁺(aq) + CO₃^2-(aq)

a) decrease Sr²⁺
b) increase CO₃^2-
c) add solid SrCO₃
d) add solid NaNO₃
e) all of the above

[Borek]

Use sub/sup buttons in editor to format your formulas.

Please read forum rules.

Do you know LeChatelier's principle?

[Pitseleh]

No, I just know the law of chemical equilibrium. I'm confused. C seems to only make sense, but my friends tell me it's an increase in CO3

[Borek]

Le Chatelier's principle is related to equilbirium, see

http://en.wikipedia.org/wiki/Le_chatelier's_principle

Your friend is right.