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What is the molarity of 15.00g of naoh in 750.0 ml of solution?
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What is the molarity of 15.00g of naoh in 750.0 ml of solution?

User Jonathan Barlow
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1 Answer

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from the equestion:
M=conc÷molarmass
where:conc=mass÷volume (15.00g÷(750.0mL×0.001L) ) =(0.75L)
now:15.00g÷0.75dm cube =20g/DM
Then:M=conc÷molarmass=20g/dm÷40g/mol=0.5M
Therefore the Molarity of naoh is 0.5M
User Samrap
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