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how many moles of solute are contained in a 500.0 milliliter solution that has a concentration of 0.35 m?

How many moles of n2 you have in 476 l sample at stp?

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?