I have to write a Visual Basic program that calculates the actual amount of rice using a loop. Each loop iteration is the traversal of one square on the chess board. A grain of rice weighs app. 0.000055116 pounds. Your program should start its calculation upon a button click and print the weight of the rice placed on the 64th square in pounds. The data type you will need to use for the rice count is ULong (this is an Integer type number that can...