Triangle that represents a translation of triangle GHK

(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 ?

The perimeter of a quarter circle is 14.28 miles. what is the quarter circle's radius?

Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?