General Chemistry Answers

1. The Ksp values for Fe(OH)3 and Al(OH)3 are given in the lower table above. A 1.0 g sample of powdered Fe2O3(s) and a 1.0 g sample of powdered Al2O3(s) are mixed together and placed in 1.0 L of distilled water.

Which ion, Fe3+(aq) or Al3+(aq), will be present in the higher concentration? Justify your answer with respect to the Ksp values provided.

Write a balanced chemical equation for the dissolution reaction that results in the production of the ion that you identified in part (i).

How many grams of water can be boiled at 100^oC with the application of 10,207.9 J

Balanced chemical equation:

Hydrocyanic Acid reacts with Copper (II) Sulfate

Find the concentration of OH- in the following sample:

23.2ml of HCl(aq) with a concentration of 1,58 mol/L mixed with 18,9ml of NaOH(aq) with a concentration of 3,50 M

What is the concentration of a 450 mL solution made by dissolving 25 grams of NaCl in to water?

If a gas is at 220K in a 55L container with a pressure of 2.2 atm, then what is the new temperature if the pressure increases to 3.3 atm and the volume decreases to 32.9 L?

In this reaction, 4 NH 3 + 3 O 2 = 2N 2 + 6 H 2 O, if 40 cm 3 of ammonia are burnt using 50 cm 3 of oxygen, what will be the total volume of the gas after combustion, and what will be its composition by

volume?

In this reaction, (4 NH 3 + 5 O 2 = 4 NO + 6 H 2 O ) if 40 cm 3 of ammonia are burnt using 50 cm 3 of oxygen, what will be the total volume of the gas after combustion, and what will be its composition by

volume?

a gas has a volume of 4.2 l at a temperature of 243. K and pressure of 803 mmHg. what is the new temperature (in celsius) if the volume becomes 10.55 L when the pressure drops to 0.37 atm

Q/ Apply Perturbation Theory to a particle in a slanted box. Use different order of correction.