Cm =0,5mol/dm3v = 300 cm3 = 0,3 dm3n=Cm*vn=0,5*0,3n = 0,15molaMKOH=56 g/molm = n*Mm = 0,15*56m = 8,4g KOH
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Cm =0,5mol/dm3
v = 300 cm3 = 0,3 dm3
n=Cm*v
n=0,5*0,3
n = 0,15mola
MKOH=56 g/mol
m = n*M
m = 0,15*56
m = 8,4g KOH