Why is soap used to remove grease? a. it chemically bonds with the grease. b. its nonpolar end dissolves the grease. c. its polar end dissolves the grease. d. it makes the water bond with the grease.

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

How is the use of hydroelectric power related to the sun

+= + + balance the equation on coefficients, ex. 1,1,1