Give the quantum values of n, l,m and s for nitrogen

Which substances have the lowest melting points: ionic covalent, or metallic

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.