What unit is used to express the pressure of a gas? (1) mole (2) joule (3) kelvin (4) pascal

Which of the following statements is true? question 4 options: nuclear decay rates vary with the conditions of the reaction, but chemical reaction rates do not. chemical reaction rates vary with the conditions of the reaction, but nuclear decay rates do not. neither chemical reaction rates nor nuclear decay rates vary with the conditions of the reaction. both chemical reaction rates and nuclear decay rates vary with the conditions of the reaction.

Why is nh3 classified as a polar molecule

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !