Here are the heights of 20 students measured in cm complete the frequency table

(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

What is the order of magnitude for the number of liters in a large bottle of soda served at a party