Where do I find a keywords google CPC?

[realestate]

Where do I find a certain keyword, for example "Dallas Texas Mortgage" CPC on google. Or what I would get paid if I put adsense on my site? I'm told it should be high in my case, but im curious...

Also if I get in spot #1 for Dallas Texas mortgage on google. which gets 5400 exact google searches monthly, what could I expect in earnings then?

 

[dmyre]

This isn't exact, but a good tool to gauge a range.
For example, Dallas Texas Mortgage is showing an average estimated CPC of $7.84

https://adwords.google.com/select/KeywordToolExternal

You'll have to display the estimated average CPC for the search results.