11. zinc chloride, zncl2, is 52.02% chlorine by mass.
a. what mass of chlorine is contained in 80.3 g of zncl2?
b. how many moles of cl is this?

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.

Draw two cyclic constitutional isomers of cis-1

Can someone me with 6 to 10 plz this is for masteries test.