The amount of oxygen that mixes with the gas stream effects the intensity of the combustion reaction in Bunsen burner. The correct option among all the options that are given in the question is the last option or option "C". The increase in the amount of air mix will result in a flame that has a higher temperature.
When performing scientific research, one must always avoid using personal biases so that there are no errors or interruptions. Hope this helps you.
The following animals are most commonly seen on a whale
watching trip in the Bay of Fundy, except Nurse
Sharks.
The nurse shark is a shark
in the family Ginglymostomatidae. Nurse sharks can reach a length of 3.08 m.
The correct answer between all the choices given is the
third choice or letter C. I am hoping that this answer has satisfied your query
and it will be able to help you in your endeavor, and if you would like, feel
free to ask another question.