MCQOPTIONS
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MCQOPTIONS
| 1. |
Pick the correct statement about pure substance. |
| A. | A mixture of liquid air and gaseous air is a pure substance. |
| B. | A mixture of ice and liquid water is not a pure substance. |
| C. | A mixture of two or more phases of pure substance is not a pure substance even though the chemical composition of all the phases is the same throughout |
| D. | A mixture of two or more phases of pure substance is still a pure substance as long as the chemical composition of all the phases is the same throughout |
| Answer» E. | |