A 675 mL sample of a gas is cooled from 75°C to 25°C at constant pressure. What is the new volume of gas?

How is a gas different from a solid or a liquid? (choose all that apply)

Which of these changes would NOT cause an increase in the pressure of a contained gas a. the volume of the container is increased b. more of the gas is added to the container c. the temperature is increased d.

What differs between a radioactive isotope and a stable isotope? A. stable isotopes are shorter B. radioactive isotopes last longer C. radioactive isotopes last for less time d. there is no diffrence

An object's inertia causes it to come to a rest position. Question 4 options: True or False

Egg whites solidify in the presence of acids. Would lemon juice (pH 2.3) or orange juice (pH 3.5) be better for solidifying egg whites? Why?

Consider a triprotic acid like phosphoric acid or citric acid. which expression correctly describes the relative magnitudes of the three ka equilibrium constants?

If 14g of ethene reacts with excess amount of steam to give 17.25g of ethanol what is the percentage yield

The electrical conductivity of an aqueous solution depends on the concentration of which particle in the solution

What changes in physical properties can be used as evidence that a chemical reaction has occured?

What distance is travled by a police car that moves at a constant speed of 1.5 km/min for 5.0 min?