3(x-2)+1=

I have to turn this in, in 10 minutes. Help.

(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 linear inequality is represented by the graph? !

What expression is equivalent to 1/2(2+3x-6)