The correct answer is B.) Oxygen

A solution is prepared by dissolving 0.23 mol of benzoic acid and 0.27 mol of sodium benzoate in water sufficient to yield 1.00 L of solution. The addition of 0.05 mol of NaOH to this buffer solution causes the pH to drop slightly.

1.00 mole of an ideal gas at STP is cooled to - 41°C while the pressure is increased to 805 mmHg. What is the new volume of the gas in liters?

During a flame test, ions of a specific metal are heated in the flame of a gas burner. A characteristic color of light is emitted by these ions in the flame when the electrons a gain energy as they return to lower energy levels b gain energy as they

How many grams of N205 gas are in sample that has a volume of 2.00 liters at 298 k and 100

Carbonates react with acids in order to form salt, water, snd carbon dioxide gas. When 50.0 grams of calcium carbonate are reacted with sufficient hydrochloric acid, how many grams of calcium chloride will be produced?

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda