When C20H42 cracked, each molecule produces one molecule of ethene, one molecule of butane and two molecules of hydrocarbon E.
What is the molecular formula of E?
A CH13
B C, H14
C CH26
D C4H28

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?

What effect might melting sea ice have for people who live in coastal areas?

If a solution had a ph of 7 what is the solution