Blueskiesvi
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How would i work out how many moles of Ca(OH)2 is present in 150cm3?i have already worked out the Mr of Ca(OH)2 - which is 74 , but where do go from there?how do i find the grams amount?
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Tiel2003
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Do you have the concentration of Ca(OH)2 in the solution? Is that all the information that you have?
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Blueskiesvi
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(Original post by Tiel2003)
Do you have the concentration of Ca(OH)2 in the solution? Is that all the information that you have?
that's all the information given
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Tiel2003
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Would you have to assume it’s an aqueous solution, so has a mass of 150g (1cm3 of water = 1g of water)? Then use that 150/74 to get the number of moles? But I’m not sure, sorry
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GabiAbi84
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(Original post by Tiel2003)
Would you have to assume it’s an aqueous solution, so has a mass of 150g (1cm3 of water = 1g of water)? Then use that 150/74 to get the number of moles? But I’m not sure, sorry
They posted another thread with the full question in which it told them the concentration-just FYI
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Tiel2003
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(Original post by GabiAbi84)
They posted another thread with the full question in which it told them the concentration-just FYI
Thanks so much I thought there was something missing! I was just pulling things out of thin air lol
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