Andrea went to the grocery store yesterday. Her total at the register was $174. She gave the cashier $200 to pay for the items. How much
change did the cashier give Andrea?

Do u just plot the numbers on the graph like (1,

(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 ?

Equation for the calculation double 2 and then add 5