70g of N2 and 80g of O2 are mixed in a 2.0 L container at 300K. Calculate the partial pressure of each gas and the total pressure.

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat

How many grams of aluminum will there be in 98g of al2o3?

How do you lengthen a pattern piece? (family and consumer science, sewing)