Question

a massa molecular da sacarose (C¹²H²²O¹¹) ?

Answer 1

C12H22O11
C= 12g/mol
H= 1g/mol
O= 16g/mol

C= 12*12g/mol=144g/mol
H= 22*1g/mol= 22g/mol
O= 11*16g/mol= 176g/mol

144g/mol+22g/mol+176g/mol

Massa molecular C12H11O11= 342g/mol