Your employer is required by law to report. within 7 days of when you report your. accident or injury. If they do not do this, and they do not give you a phone number. for the insurance company to call, you can. call the workersâ compensation (WC) hotline for assistance at.
In A Nutshell. Atoms are the smallest pieces of matter; they are made of particles (protons and electrons). When atoms are grouped together, these groups are called molecules (the smallest pieces of compounds). You probably think of atoms, molecules, and particles as all being extremely small pieces of matter.
Element vs Molecule. Atoms are the tiny units which collect up to form all the existing chemical substances. Atoms can join with other atoms in various ways, thus form thousands of molecules and other compounds. According to their electron donating or withdrawing abilities, they can form covalent bonds or ionic bonds.