Posted by Sienna on Monday, March 22, 2010 at 12:19am.
Write the equation and balance it.
Convert 13.7 g K to moles. moles = grams/molar mass.
Using the coefficients in the balanced equation, convert moles K to moles KBr.
Now convert moles KBr to grams. grams = moles x molar mass.
41.7 g KBr
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