20.
in the following equation, which compound is a reactant?
cucl + 2na → 2nacl + cu


2nacl <

cu

cucl

2na

Write a function that draws a pool ball. this function should take as parameters, the color, the number that should go on the pool ball, and the location of the center of the pool ball. the radius of the pool balls should be pool_ball_radius, and the font of the number should be pool_ball_font. the text of the pool ball font should be white. drawpoolball(color.orange, 5, 100, 100); drawpoolball(color.green, 6, 50, 200); drawpoolball(color.red, 3, 150, 350); drawpoolball(color.blue, 2, 250, 140); to center the numbers on the pool ball, you should use the getwidth() and getheight() methods. you are allowed to call these methods on your text object, such as txt.

What is a scenario where records stored in a computer frequently need to be checked

Hazel has just finished adding pictures to her holiday newsletter. she decides to crop an image. what is cropping an image?