Homework Help: Chemistry

Posted by anaymous on Monday, December 6, 2010 at 5:14pm.

Calculate the molarity of a 5.4% sodium hydroxide solution whose density is 1.07 g/mL.

Chemistry - bobpursley, Monday, December 6, 2010 at 5:45pm
assume 1000 ml
then mass= 1070 g
but 5.4percent,or 1070*.054 is mass of solute.

Molarity= (1070*.054)/molmassNaOH / (1liter)
Chemistry - anaymous, Monday, December 6, 2010 at 6:05pm
u r sure. why is mass 1070?

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