1. 2013
Exercises for practising the
calculation of the number of
moles
http://quimicaparatodosymuchomas.blogspot.com.es/
14/03/2013

2. Calculate the number of moles of the following molecules:
1.- 35 g of NaCl
2.- 50 g of CaCO3
3.- 100 mg of HNO3
4.- 36 g of H3PO4
5.- 1 kg of CH3OH (methanol)
6.- 63 g of SnCl4
7.- 89 g of C12H22O11 (sucralose)
8.- 390 g of CON2H4 (urea)
9.- How many moles of oxygen are there in 3 moles of C6H12O6
(glucose)?
10.- ¿How many moles of nitrogen (N) are there in 3.5 g of
NH4NO2 (ammonium nitrite)?
11.- ¿How many moles of the nitrite ion (NO2-) are there in 3.5
gramos of NH4NO2 (ammonium nitrite)?
You can ask for the solutions of this exercise free of
charge at quimicaparatodosymas@gmail.com.