Tentamen (uitwerkingen)
Molar Masses assignment and quiz exam with 100% Correct answers already graded A+
- Vak
- Instelling
A gas cylinder contains exactly 15 moles of oxygen gas (O2). How many molecules of oxygen are in the cylinder? 4.01 × 10^22 molecules 6.02 × 10^23 molecules 9.03 × 10^24 molecules 2.89 × 10^26 molecules 9.03 × 10^24 molecules A sample of sugar (C12H22O11) contains 1.505 × 1023 ...
[Meer zien]