Question
The labels have come off the bottles of two white crystalline solids. You know one is sugar and the other is potassium sulfate. Suggest a safe test by which you could determine which is which.
Step 1
This can be done by stirring the solids in the water until they are completely dissolved. Show more…
Show all steps
Your feedback will help us improve your experience
Shazia Naz and 77 other Chemistry 101 educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
The labels have fallen off of two containers on a lab counter. The label from one container reads "potassium iodine," an ionic compound. The other container label reads "dextrose," a covalent compound and a simple sugar. Describe two tests you could perform to determine how to accurately re-label each container.
The labels have fallen off two containers on a lab counter. One label reads "sodium sulfide, Na2S" and the other one reads "dextrose, C6H12O6". Describe the two tests and the expected results that you could perform to determine which container should receive a label.
You have a sample of a white crystalline substance from your kitchen. You know that it is either salt or sugar. Although you could decide by taste, suggest another property that you could use to decide. (Hint: You may use the World Wide Web or a handbook of chemistry in the library to find some information.
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD