Chemical elements that do not exist in nature but can be created in the laboratory are known as synthetic elements. Moscovium (Mc), a synthetic element with atomic number 115, was first synthesized in 2003. A
hypothetical mass spectrum for a sample of Mc containing 10 atoms is shown below.

Apump contains 0.5 l of air at 203 kpa. you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.

How many moles are present in 10.5 grams of nacl?