Question: 1. The attraction between water molecules is a general type of molecular interaction called [A]. A specific type of of this molecular interaction that involves

1. The attraction between water molecules is a general type of molecular interaction called [A]. A specific type of of this molecular interaction that involves hydrogen is called [B]. [ enter answer }

2. A student writes theformula for potassium oxide as K2O1.What is wrong with the way she wrote it? Identify the correct formula for potassium oxide.

3. Hydrogen gas (H2) reacts with oxygen gas (O2) to form liquid water (H2O). A student writes the chemical equation as:

H2 + O2 => H2O2

Is the above equation balanced correctly? Why or why not?

4. Identify the number of atoms of each element that are present in the following formulas:

5 H2SO4 +3SO2 +2H2O2

Hydrogen (H):

Sulfur (S):

Oxygen (O):

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