" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Mm CaCO3 = 100 g/mol
g CaCO3 = 0.02 mol Na2CO3 x 1 mol CaCO3 x 100 g CaCO3
`````````````````` ``````````````````
1 mol NaCO3 1 mol CaCO3
g = 2 de CaCO3
3.
Mm C3H8 = 44 g/mol
mol = masa / Mm
mol = 0.334 g / 44 g/mol
mol = 0.0076
1 mol ------ 6.022 x 10²³ moléculas
0.0076 mol ------ x
x = 4.576 x 10²¹ moleculas