Steel density of 7.8 g/cm3.what is the volume of a 780 gram piece of steel?

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?

Who discovered a pattern to the elements in 1869?

When a chemist collects hydrogen gas over water, she ends up with a mixture of hydrogen and water vapor in her collecting bottle if the pressure in the collecting bottle is 97.1 kilopascals and the vapor pressure of the water is 3 2 kilopascals, what is the partial pressure of the hydrogen?