Convert 56km/s to its equivalent in m/hr

How does decreasing the gas volume affect the pressure of a gas?

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

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.