3.
A scientist is working in a lab and accidentally combines two liquids that quickly form a solution. Which process could be used to separate the two liquids?
collecting one of the liquids with a spoon
waiting for the two liquids to separate
heating the liquids and letting one boil away first
passing the liquids through a filter to collect one of them
The process that could be used to separate the two liquids is passing the liquids through a filter to collect one of them.
3.
A scientist is working in a lab and accidentally combines two liquids that quickly form a solution. Which process could be used to separate the two liquids?
collecting one of the liquids with a spoon
waiting for the two liquids to separate
heating the liquids and letting one boil away first
passing the liquids through a filter to collect one of them
There are actually multiple options for separating two liquids that have formed a solution. One possible process is heating the liquids and letting one boil away first. Another option is passing the liquids through a filter to collect one of them. Waiting for the two liquids to separate is usually not an effective method for separation, as it may take a substantial amount of time depending on the nature of the liquids. Collecting one of the liquids with a spoon may not be practical or efficient, especially if the liquids have formed a homogeneous solution.
To separate the two liquids that have formed a solution, you can use the process of distillation. Here's how you can do it:
1. Set up a distillation apparatus consisting of a distillation flask, a condenser, and a receiving flask.
2. Pour the mixture of the two liquids into the distillation flask.
3. Heat the mixture gently using a heat source, such as a Bunsen burner or a hot plate. Make sure to use a temperature that will only cause the liquid with the lower boiling point to evaporate.
4. As the mixture heats up, the liquid with the lower boiling point will start to vaporize. The vapor then travels through the condenser, where it cools and condenses back into a liquid.
5. The condensed liquid, which is the separated liquid, collects in the receiving flask, while the remaining liquid (which has a higher boiling point) stays in the distillation flask.
6. Continue heating until most of the liquid has vaporized and condensed.
7. The collected liquid in the receiving flask is now separated from the original mixture and can be further processed or analyzed.
In this particular situation, since the scientist accidentally combined the liquids, distillation can be used to separate them. The option of heating the liquids and letting one boil away first (as mentioned in the question) aligns with the process of distillation, making it the correct answer.