Original Project
Substances, Chemical Reactions, and Conservation of Matter
A pure substance has characteristic properties, such as density, a boiling point, and solubility, all of which a…
Item SC061004: Smelling two liquids can help a student determine if the liquids are the same substance.
A student has two containers. Each container has a clear liquid inside of it. The liquids are pure substances. What can the student do to help find out whether these two liquids are the same or different substances?
- Smell each liquid and compare the odors.
- Weigh each liquid and compare the weights.
- Measure the volume of each liquid and compare the volumes.
- Measure the temperature of each liquid and compare the temperatures.
Answer Choice |
Overall |
Grades |
Gender |
Primary Language |
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|---|---|---|---|---|---|---|---|---|
| n = 2761 |
6–8 n = 1650 |
9–12 n = 1090 |
Male n = 1276 |
Female n = 1427 |
English n = 2440 |
Other n = 244 |
||
| A. | Smell each liquid and compare the odors. | 31% | 29% | 34% | 32% | 31% | 32% | 27% |
| B. | Weigh each liquid and compare the weights. | 22% | 22% | 22% | 24% | 20% | 22% | 23% |
| C. | Measure the volume of each liquid and compare the volumes. | 25% | 29% | 21% | 24% | 27% | 25% | 31% |
| D. | Measure the temperature of each liquid and compare the temperatures. | 21% | 20% | 23% | 20% | 22% | 21% | 20% |