Write the empirical formula of at least four binary ionic compounds that could be formed from the following ions: mg2+, ni4+, cl-, s

The length of a vector arrow represents its magnitude and the point represents its direction true or false apex

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.

What is the percentage of hydrogen in nitrogen trihydride