An elements atomic number is 117 how many electrons would an atom of this element have?

How does the nucleus of a copper atom compared to the nucleus of a nickel atom

How many moles are in 9.3  1024 molecules of carbon dioxide?

Chemical weathering

I'm iron and oxygen combine to form iron oxide (rust). list the reactants and products of this reaction.

Explain how a neutral atom can become positively or negatively charged.

Which describes energy changes during nuclear fission? A very large amount of energy is produced from a tremendous mass. EEUU A very large amount of energy is produced from a very small mass. G .

A 0.75mol calcium carbonate (CaCO3) pellet has what mass?

The pH of the acid in the stomach is 2. When a person has heartburn, the acid in their stomach is coming up the esophagus (lower throat) and burning the lining of the esophagus. Why would a person take an Alka Seltzer tablet for heartburn?

Calculate the photon energy (in joules) for the light emitted from the hydrogen atom if ninitial = 4 and nfinal = 2.

The distance from one place to another