What would be the molarity (m) of the nabr in the same buffer solution, if its concentration is now 0.9% (w/v)?
relative atomic masses: na = 23; br = 80

Which is a characteristic of mixtures?

How many molecules of sucrose c12h22o11 are there in 454 grams of sucrose

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.