How many moles of Calcium hydroxide are there?
How many moles of Nitric Acid are needed to match this?
Divide by volume to get concentration.
How many moles of Nitric Acid are needed to match this?
Divide by volume to get concentration.
Original post by an_atheist
How many moles of Calcium hydroxide are there?
How many moles of Nitric Acid are needed to match this?
Divide by volume to get concentration.
How many moles of Nitric Acid are needed to match this?
Divide by volume to get concentration.
I'm up to that but what number do I need to divide it by?
Original post by Lucky10
I'm up to that but what number do I need to divide it by?
How much Nitric Acid do you have?
Original post by an_atheist
How much Nitric Acid do you have?
Original post by Lucky10
x
No. Thats the product of the volumes.
Mol (Ca(OH)2) = 19.8/1000*0.012
Mol (HNO3) = 2* Mol(Ca(OH)2)
Concentration (HNO3) = Mol (HNO3) / 0.025
Original post by an_atheist
No. Thats the product of the volumes.
Mol (Ca(OH)2) = 19.8/1000*0.012
Mol (HNO3) = 2* Mol(Ca(OH)2)
Concentration (HNO3) = Mol (HNO3) / 0.025
Mol (Ca(OH)2) = 19.8/1000*0.012
Mol (HNO3) = 2* Mol(Ca(OH)2)
Concentration (HNO3) = Mol (HNO3) / 0.025
So is the answer 0.009504?
Original post by Lucky10
So is the answer 0.009504?
I got 0.019008. Did you double the moles of Ca(OH)2?
Original post by an_atheist
I got 0.019008. Did you double the moles of Ca(OH)2?
That was it I didn't double it thanks
Original post by Lucky10
That was it I didn't double it thanks
Not a problem. Just be careful with that sort of question, exam board quite like them.
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