What is energy efficiency, and why is increasing it important?

List the 5 levels of organization in living things. Place the smallest level on top.

1. Aluminum chloride (AlCl3), and sodium hydroxide (NaOH) can react to form aluminum hydroxide (Al (OH) 3) and sodium chloride (NaCl). You have 13.4 g of aluminum chloride and 10.0 g of sodium hydroxide.

101.325 kPa = 760 mmHg. So, 25.0 kPa is

You are given a solution of benzoic acid, anthracene, and ethyl 4-aminobenzoate in methylene chloride. If you perform an extraction with acidic aqueous solution, the majority of what compounds will remain in the organic layer? Select all that apply.

List the steps needed to convert the number of atoms to the mass of an element. (Hint: there are 2).

Calculate how to prepare 250.00 ml of approximately 1.0 m hcl solution from the 2.5 m hcl solution. show your work.

If the volume of 0.100M HCl delivered to 10.0mL of NaOH is 12.0mL the NaOH concentration is

The mass of 126c is exactly 12 u. what is the total binding energy of this nucleus?

A reaction is in equilibrium as shown: a + b c + d. calculate the equilibrium constant if the final concentrations stabilize at: a = 9.60 m b = 10.0 m c = 4.00 m d = 4.00 m 0.167 0.408 2.45 5.99

When 10 liters of a gas at 1 atm is compressed to 3 liters at constant temperature, what property of the gas changes?