M NaCl=58,5g/mol
1mol NaCl-----58,5g
xmoli NaCl-----425g
x = 7,26mola naCl
Z def. stęż. molowego
7,26mola NaCl------1,5dm3 roztworu
xmol NaCl------------1dm3 roztworu
x = 4,84mola NaCl
x = 4,84mol/dm3
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M NaCl=58,5g/mol
1mol NaCl-----58,5g
xmoli NaCl-----425g
x = 7,26mola naCl
Z def. stęż. molowego
7,26mola NaCl------1,5dm3 roztworu
xmol NaCl------------1dm3 roztworu
x = 4,84mola NaCl
x = 4,84mol/dm3