Chemistry, 16.07.2020 17:01 nolangriffin
Just as one dozen eggs always has 12 eggs in it, one mole of a
substance always has the same number of particles in it, 6.02 x 1023.
If you measure 27.0 g of aluminum foil, which is 1 mole of aluminum,
how many Al atoms does it contain?
Answers: 3
Chemistry, 22.06.2019 01:50
7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '
Answers: 1
Chemistry, 22.06.2019 02:00
What is the volume occupied by 10.0 dm3 of gas at standard pressure after it has been compressedat constant temputure to 500.0 kpa?
Answers: 1
Chemistry, 22.06.2019 05:30
What happens to the atomic radius when an elctron is lost
Answers: 1
Chemistry, 22.06.2019 08:00
An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.
Answers: 1
Just as one dozen eggs always has 12 eggs in it, one mole of a
substance always has the same number...
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