you recorded the appearance of each element you observed. Think of and explain two examples from this activity in which appearance does not help identify an element.

Smog is the term used to describe the combination of fog and smoke

What is the formula that this ionic compounds could form sr2+p3-o2-

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.