Identify examples of environmental hazards that residences are exposed to in this area. (2 Marks)

Mention the Acts/legislation that applies to this scenario? (2 Marks)

This following section consists of true or false questions.

Environment is all that surrounds us, which includes both living and non-living things.

Explain how two identified hazards can affect the health of the Alex residents. (2 Marks)

Place the following substances in order of increasing boiling point.He​Br2F2

Calculate the amount of heat required to vaporize 80.5 g of acetone (MW = 58.08 g/mol) at its boiling point (△ Hvap = 26.1 kJ/mol at 56.0°C).

Which molecule would be most soluble in water?

A 0.82 m aqueous solution of an unknown ionic compound has a freezing point of -3.1 oC. Based on the calculated experimental van’t Hoff factor, i, what could be the identity of the unknown compound? The Kf of water is 1.86 oC/m.

Consider the phase diagram below. If the substanced is initially at 25 degrees and 0.006 atm, would a phase change occur if the pressure was increased to 1 atm at constant temperature? If so, what phase change?