Chemistry, 21.09.2021 07:50 daviddorley
The mass of a single tungsten atom is 3.05x10-22 grams. How many tungsten atoms would there be in 135 milligrams of tungsten?
Answers: 3
Chemistry, 22.06.2019 10:00
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
Answers: 1
Chemistry, 22.06.2019 13:00
The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false
Answers: 2
The mass of a single tungsten atom is 3.05x10-22 grams. How many tungsten atoms would there be in 13...