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Instructions

Balance each equation. Be sure to show off your lists! Remember you cannot add or place off coefficients in the middle of a chemical formula.

Example

2Na + MgF2 —-> 2NaF + 2Mg
Na= 2. Na=2
Mg= 1. Mg=1
F= 2. F=2

Evaluate this exponential expression,8. (2 + 3)2 – 42

According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.