Ile moli zawiera 20g chlorku sodu? PILNE :((
NaCl -- 58,5g
1 mol ------ 58,5g
x ------------ 20g
x = 1*20/58,5 = 0,34 mola
pozdrawiam
M(NaCl)=23g/mol+35,5g/mol=58,5g/mol
m=20g
n=?
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NaCl -- 58,5g
1 mol ------ 58,5g
x ------------ 20g
x = 1*20/58,5 = 0,34 mola
pozdrawiam
M(NaCl)=23g/mol+35,5g/mol=58,5g/mol
m=20g
n=?