Answer:
It is <u> </u><u>propyl</u><u> </u><u>amine</u><u>.</u>
<u>as</u><u> </u><u>amine</u><u> </u><u>=</u><u>H-N-H</u>
<u>and</u><u> </u><u>it</u><u> </u><u>contain</u><u> </u><u>3</u><u>C</u><u> </u><u>=</u><u>prop</u><u> </u>
Cotton is a plant product and paper is also made from plants. So when cotton is burnt, it smells like burning paper. While wool and hair both are from animals, hence on burning they smell similar.
Is it milk and nitrogen? Hope this helps!
Answer:
well its def is : an explanation of observations or events based on knowledge gained from many observations and investigations
Explanation:
you will also need to know this if you dont already ✔
scientific law:✨
a law that describes a repeatable pattern in nature
manipulated/independent variable:✨
variable that stands alone an is not affected by other variables (the variable that is purposely changed)
responding/dependent variable:✨
variable that changes as a result of an experiment (variable that is measured)
control variable:✨
variable that always stays the same in an experiment
