A tank initially at a pressure of 5.90 atm contains 28.0 moles of oxygen gas at 25.0 degrees * C . Its temperature is then increased to 45.0 degrees * C , and an additional moles of gas is added .

In a popular classroom demonstration, solid sodium is added to liquid water and reacts to produce hydrogen gas and aqueous sodium hydroxide. part a write a balanced chemical equation for this reaction. express your answer as a chemical equation. identify all of the phases in your answer.

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor