Jawaban
80 gram NaOH dan 1000 gram H2O (1000 mL H2O)
Penjelasan
m NaOH = 2 molal
artinya banyaknya 2 mol zat terlarut dalam 1000 gram pelarut
Ar Na = 23
Ar H = 1
Ar O = 16
Mr NaOH = 23 + 1 + 16 = 40
massa NaOH = n x Mr
massa NaOH = 2 x 40
massa NaOH = 80 gram
Pelajari lebih lanjut
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Jawaban
80 gram NaOH dan 1000 gram H2O (1000 mL H2O)
Penjelasan
m NaOH = 2 molal
artinya banyaknya 2 mol zat terlarut dalam 1000 gram pelarut
Ar Na = 23
Ar H = 1
Ar O = 16
Mr NaOH = 23 + 1 + 16 = 40
massa NaOH = n x Mr
massa NaOH = 2 x 40
massa NaOH = 80 gram
Pelajari lebih lanjut