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Topic: HELP  (Read 5333 times)

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Offline chaneliman

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HELP
« on: March 15, 2008, 11:50:50 PM »
1. What mass of barium chloride(CaCl2) will remain after 15g sample of the hydrated salt BaCl2.2H20 is heated to drive off all of the water?

2. The iodine ions in a solution containing .3g of sodium iodine were precipitated as silver iodide. What mass of silver iodide was formed?
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Offline chaneliman

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Re: HELP
« Reply #1 on: March 16, 2008, 02:45:03 AM »
thanks for nothing guys  :P
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Offline Borek

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Re: HELP
« Reply #2 on: March 16, 2008, 04:59:14 AM »
Please read forum rules. You were already asked to do that earlier.

Start with balanced reaction equations.
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Offline Arkcon

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Re: HELP
« Reply #3 on: March 16, 2008, 08:19:32 AM »
Quote from: chaneliman on March 16, 2008, 02:45:03 AM
thanks for nothing guys  :P

You can count on us anytime.
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Hey, I'm not judging.  I just like to shoot straight.  I'm a man of science.

Offline JGK

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Re: HELP
« Reply #4 on: March 17, 2008, 08:27:07 AM »
We do not do your "homework" for you

Oh, by the way, you have mis-typed question 1, unless I missed the memo about the changing of chemical symbol for barium.
« Last Edit: March 17, 2008, 04:09:11 PM by JGK »
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