The subscript is the amount of atoms in each molecule and the coefficient is the amount of molecules. there are 4 Hydrogen, 2 Sulfur, and 8 Oxygen in this particular substance.
Answer:
Neon is the least likely to undergo chemical reaction.
Explanation:
The other elements given in the option do not have 8 electrons in their outermost shell, so they will be quite willing to undergo chemical reactions in order to become stable.
Answer:
A) hydrogen bonds cause a high surface tension = FALSE
Explanation:
The rest are correct
Answer:
Streak is tested by scraping a mineral across plate
Explanation: Hope this helps :)