Zn (s) + Cu^2 + (aq) - ->Zn^2 + (aq)

In this reaction, Zinc ___ electrons, Therefore it's the ___ agent.

A) loses, oxidizing

B) gains, reducing

C) loses, reducing

D) gains, oxidizing

Describe two tests that you can run to determine if something is a substance or a mixture.

In the reaction MgCl2 + 2KOH Mg (OH) 2 + 2KCI, if 3 moles MgCh are added to 4 moles KOH, what determines how much Mg (OH) 2 is made?

If 0.25 mol of br2 and 0.55 mol of cl2 are introduced into a 3.0-l container at 400 k, what will be the equilibrium concentration of br2

Why does a solid change to liquid when heat is added? The spacing between particles decreases. Particles lose energy. The spacing between particles increases. The temperature decreases.

Which period number is aluminum?

In the reaction of magnesium with oxygen gas, a considerable amount of energy was released. This is an example of an exothermic reaction.

Why does an air bubble rise to the surface of a glass of water?

What term expresses the ratio of moles of reactants and products according to the coefficients in the balanced chemical equation? A) mole ratio B) reactant ratio C) product ratio D) yield ratio E) none of the above

What are some examples of kinetic energy

Under which conditions would the solubility of a gas be greatest? high pressure and high temperature high pressure and low temperature low pressure and high temperature low pressure and low temperature