A salt solution is made by dissolving 50g soft in 250cm'3 of water . calculate the solution in kg/m'3

When the water vapor cools it condenses select a number that represents his process on the

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

Match the mixture with the substance// i really need on this guys (it’s a pic btw)