3. Magnesium reacts with copper sulphate according to the following equation below. What mass of copper sulphate (CuSO4) is required to produce 0.36 moles of copper? Mg+CuSO4> MgSO4 + Cu
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When the water vapor cools it condenses select a number that represents his process on the

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

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.