Melting, vaporization, boiling, and sublimation.
Mg₃N₂ + 6H₂O = 3Mg(OH)₂ + 2NH₃
<span>Stratosphere. ...Mesosphere. ...Thermosphere. ...Ionosphere. ...<span>Exosphere.</span></span>
The density of a glass helps determine the weight of the optical assembly and, along with lens diameter, becomes critical for weight sensitive applications.