What quantity in moles of NaOH are there in 225.0 mL of 2.50 M NaOH?   What is the percent by weight (w/w%) of sugar in soda? Assume the average mass of sugar in soda is 35.0 g and the total mass is 370.0 g.   If 50.0 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added to fill the flask, what is the concentration of CH₃OH in the resulting solution?

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Q: Mass of flask + sodium oxalate, g: 92.054 g                      Mass of empty flask, g: 91.807 g…

A: The ratio of moles to the volume of solution in liters is known as molarity.

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