Solve the problem by graphing
4x-2y=22
6x+9y=-3

(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 ?

Which fraction below is equivalent to 10/12?

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.