Example for next four problems:
Compound formula: MgCl,
Element: Mg
# of Atoms: 1
...
Chemistry, 10.02.2021 22:10 antoinewill05
Example for next four problems:
Compound formula: MgCl,
Element: Mg
# of Atoms: 1
Element: CI
# of Atoms: 2
gram formula weight (g): 9521
Compound Formula: Na2CO3
Element: Na
# of Atoms
Element:
# of Atoms
Elemento
# of Atoms
v
gram formula weight (g)
Answers: 3
Chemistry, 22.06.2019 06:30, backup5485
Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
Answers: 1
Chemistry, 22.06.2019 08:00, PrincessKeliah5538
Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 1
Mathematics, 22.04.2021 15:50
Mathematics, 22.04.2021 15:50
Mathematics, 22.04.2021 15:50
Mathematics, 22.04.2021 15:50
Mathematics, 22.04.2021 15:50