Write one unit for each type of measurement below mass density volume length hun 2. (5pts) solve the following unit conversions: a. 300 l = ml b. 778 mg g d. 0.407 km= cm e. 2.3 g/ml"/l 3. (5pts) label the following as pure substance or mixture a. milk b. di water xfert c. diamond d. chocolate pe e. dry ice 4. (5pts) label the following as element or compound: a. sugar b. copper cleme c. salt d. liquid nitrogen co poune e. propanecoupeu clcomen total: 8,10