The atomic number of barium is 56.
what do you know about the subatomic particles in an atom...
Chemistry, 31.08.2019 11:30, pastormac2011
The atomic number of barium is 56.
what do you know about the subatomic particles in an atom of this element ?
Answers: 1
Chemistry, 22.06.2019 04:30, mamabates181981
How do i complete this electrolysis of water lab? i’m at home, so i don’t have the materials, and the lab didn’t properly work and was incomplete at school.
Answers: 1
Chemistry, 22.06.2019 05:30, medlinalex
Compare and contrast physical changes with chemical changes.
Answers: 1
Chemistry, 22.06.2019 17:30, llamasking
Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)
Answers: 2
Law, 16.09.2019 18:30