Answer:
the answer is A
Explanation:
physical changes does not change the property of matter.
Ice starts to melt and turns into water as it melts
Answer:
all good. tell me about your day
Answer:
Explanation:
Oleic acid originates from an unsaturated fatty acid with 18 carbon atoms and one double bond, which can be found in olive oil and many other vegetable and animal oils and fats. Its economic importance includes the production of soap making and cosmetics etc.
The line-bond structure of the given oleic acid in the question can be found in the attached below.
Oxygen is 21% and nitrogen is 78% so combined is 99%