Blog

An electrolyte solution will exhibit the Tyndall effect

Ink and paint are colloids until they dry

It required 66.66 mL of 2.000 M Al(OH)3 to titrate (neutralize) 100.00 mL of an HBrO3 solution. What is the molarity, M, of the HBrO3 solution ? 3 HBrO3 + Al(OH)3 → 3 H2O + Al(BrO3)3 Answer a few questions before giving the final answer in the last problem. There is enough information to calculate the __________

It required 66.66 mL of 2.000 M Al(OH)3 to titrate (neutralize) 100.00 mL of an HBrO3 solution. What is the molarity, M, of the HBrO3 solution ? 3 HBrO3 + Al(OH)3 → 3 H2O + Al(BrO3)3

If the partial pressure of O2 is 40 torr in the blood and 45 torr in the tissues, then O2 will diffuse from the tissues into the blood

Gases can diffuse through other gases and through some liquids

A 1:25 dilution is done with a 2.500 M Na2SO4 solution. How many mL of the 2.500 M solution are required to make 3.000 L of the diluted solution ?

If two molecules have the same mass and the same attractive forces, then the one with a more spherical shape will have a lower boiling point

Use the following balanced equation for problems 1–5. Molar masses are given below. 2 As + 3 H2 → 2 AsH3 + 150. kcal molar masses: As = 74.92 g, H2 = 2.02 g, AsH3 = 77.95 g How many grams of AsH3 can be made from 22.00 g of H2 ?

Use the following balanced equation for problems 1–5. 2 As + 3 H2 → 2 AsH3 + 150. kcal The reaction is ________