Explain three ways you are dependent on plants

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?

You are given the reaction cu + hno3> cu(no3)2 + no + h2o

Which is an example of a mixture? a. water b. trail mix c. hydrogen d.carbon dioxide