What happens when ocean water that is more dense (colder or saltier) is mixed with water that is less dense (warmer or less salty)? please make it sound like i wrote it :(

What is the name of this hydrocarbon?

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?