You have 125 g of a certain seasoning and are told that it contains 58.0 g of salt. what is the percentage of salt by mass in this seasoning?

Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?

Iron (3) oxide will decompose in the presence of hydrogen gas and heater to produced iron and digydrogen monoxide white a balanced chemical equation

Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.