How can you explain why greasy substances are difficult to wash off?

Calculate the value of q (kj) in this exothermic reaction when 5.40 g of hydrogen peroxide decomposes at constant pressure?

Whose work directly resulted in the development of an atomic model that has negative electrons stuck within a sea of positive material?

How many grams of aluminum will be produced if 21.3g of Ba react with 19.7g of Al2 (SO4) 3

What is the approximate vapor pressure when the gas condenses at 80°C? 200 5 760 400

Given 300.0 mL of a gas at 17.0°C. What is its volume at 10.0°C?

Chemistry Honors: Calculations Involving a Limiting Reactant For each of the following unbalanced chemical equations, suppose that exactly 5.00 g of each reactant is taken.

How to ditermin somthings volume?

Thomas has 235 grams of K2S in the chemistry lab. How many atoms of potassium (K) are in 235 grams of the compound?

True or False: Gases have a definite shape and volume. True False 2. What happens to the kinetic energy of particles when a substance changes from a liquid to a solid? Decreases Stays the same Increases

Some skin creams claim that they are "pH balanced" yet do not have a pH of 7. what do the manufacturers mean by "pH balanced"