What does the δ– symbol mean on a water diagram?
a. it indicates a partial negative charge on an atom in a covalent bond.
b. it indicates a partial positive charge on an atom in a covalent bond.
c. it indicates a partial loss of electron on an atom.
d. it indicates a partial positive charge on an atom in an ionic bond.

Write a brief passage describing a neutral atom of nitrogen-14 (n-14). describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to the particles. use the periodic table to you. 14 protons and eletrons since its a neutral atom

Which fossil fuel is mainly used for heating and cooking? a. electricity b. coal c. petroleum d. natural gas

Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid