Answer:
The nichrome wire is dirty.
The solution is contaminated.
Explanation:
If the nichrome wire is dirty, it may contain sodium contaminants which may be responsible for the yellow flame. The nichrome wire is first inserted into the flame without the sample to check for impurities.
The test solution may also have been contaminated. This leads to the appearance of a colour different from the expected colour of the test cation in the solution.
Answer:
The chances of the offspting being pink is 50%
Answer:
The answer is D. It changes the final products of the reaction. .
Explanation:
- <u>. Catalyst is a substance that increases the rate of a reaction without itself being consumed.</u>
