Homework Help: chemistry

Posted by Kay on Tuesday, February 8, 2011 at 3:57pm.

If you add 50 g of sylvite in 100 ml of water at 60 ° C, the resulting solution will she unsaturated, saturated or supersaturated?

You prepare a solution and you add 50 g of potassium nitrate to 100 ml of water at 50 ° C. What type of solution are you prepared?

Ammonia is a gas. Describe what happens to the solubility of ammonia when the temperature rises from 20 ° C to 80 ° C.

What two substances which have the same solubility at 28 ° C?

chemistry - DrBob222, Tuesday, February 8, 2011 at 11:01pm
We much prefer one question per post.
a) and b). Both require a knowledge of the solubility. I suggest you look on the web for that information. I don't have it in any of my references and I don't keep that kind of info in my head.

c). The solubility of most gases decreases with increasing T.
chemistry - DrBob222, Tuesday, February 8, 2011 at 11:01pm
d needs clarification.

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