Identify the relationship between Δ and Δ (or Δ) for a reaction in which Δ=0 at a constant pressure.

What is an example of a physical property?

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.

In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?