What does the atomic number indicate? Question 1 options:

the number of neutrons each atom has

the number of protons each atom has

the number of electrons each atom has

This large tectonic plate is bounded on three sides by whats know as the ring of fire. what is the name of this tectonic plate? a) pacific plate b) eurasian plate c) north american plate d) indo- australian plate plz it's science but there's no option for science so i picked chemistry

Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution? a. 3.88 m, b. 1.03 m, c. 1.5 m, d. 15.5 m

How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide