Miara is cooking some homemade Mac and Cheese for her family dinner. The recipe is below. Miara would like to make 1/12 of the recipe. How much of each ingredient will she need?

(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 ?

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?