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Maryneedshelp
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Chemistry

Post by Maryneedshelp »

Hello i heed help. (Sorry if my English isnt correct)

-how many grams of salt we will have if we mix 0.5 moles Al2O3 with HNO3. How many HNO3 will be wasted :?:
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ChenBeier
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Re: Chemistry

Post by ChenBeier »

The amount of HNO3 is not given. So not possible to calculate.

1. Develop the chemical equation, what is the product?
2. Read how much mole Al2O3 correspond to that product
3. How many mole of HNO3 you need?
4. If amount of HNO3 given then you can calculate the waste by difference.
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