So lol, Lets say my grade is a 81 in chemistry, and I make a 100 on 3 assignments which is 30% of my grade, what will my grade change too?

Calcium chloride +gold(1) oxide—>

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line