Answers: 3
Chemistry, 21.06.2019 23:00
The drawing represents the movement of particles in a substance. what changes of state can this substance undergo
Answers: 1
Chemistry, 22.06.2019 06:30
The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
Answers: 2
Chemistry, 22.06.2019 14:30
Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.
Answers: 1
Chemistry, 22.06.2019 17:30
I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!
Answers: 1
HELP PLEASE!! What is the UNabbreviated electron configuration for B and C...
Mathematics, 27.01.2021 07:50
Mathematics, 27.01.2021 08:00
Mathematics, 27.01.2021 08:00
Health, 27.01.2021 08:00
Mathematics, 27.01.2021 08:00
Mathematics, 27.01.2021 08:00
Health, 27.01.2021 08:00
Spanish, 27.01.2021 08:00