Solids have a definite shape, and a definite volume.
Liquids have a definite volume, but have no definite shape.
Gas have neither a definite volume nor a definite shape.
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A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds. The bond may result from the electrostatic force of attraction between oppositely charged ions as in ionic bonds or through the sharing of electrons as in covalent bonds.
The answer is protons. Neutrons have no charge and electrons have a negative charge so the positive charge must be protons.
Answer: to find a cure for the common cold to produce insulin for diabetics
Explanation: It has helped many people
