Calculate the volume (in ml) of 6. 25 x 10-4 m ferroin solution that needs to be added to a 10. 0 ml volumetric flask and diluted with deionized (di) water in order to prepare a calibration standard solution with a concentration of 2. 50 x 10-5 m ferroin.

The distance d that a car can travel in a certain amount of time t can be found by multiplying the rate of speed r by the travel time. if a car has already travel 4 miles, the formula for the total distance travel is d= rt + 4. which of the following gives the value of r, in terms of d and t?

Arecipe calls for 2 cups of flour to make a cake. you look in the stock room and see a bag of flour that has a tag that says this bag contains 25 cups of flour. how many complete cakes could you make from this bag of flour?

What is the amount that shareholders contribute