If your good at science you could help me out so much!

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.

Which statement describes covalent bases

1. what is boyle’s law? • state the definition of the law in words. • what are the assumptions of boyle’s law? • write at least one mathematical equation that represents the law. • what can be calculated with boyle’s law? • using a gas-filled balloon as an example, describe what is happening to the gas molecules inside the balloon before and after you squeeze it.