1. Physical matter
2. Chemical matter
3. Physical matter
4. Physical matter
5. Chemical matter
6. Physical matter.
Use M x V = M' x V'
0.300 x V = 0.100 x 250
V = .......... ml
A. 1 valence electron
b. 4 valence electrons
c. 2 valence electrons
d. 6 valence electrons
C = n/V
n = C×V
n = 4,41M × 1,25L
n = 5,5125 mol
mKI: 39+127 = 166 g/mol
1 mol --------- 166g
5,5125 mol --- X
X = 166×5,5125 = 915,075g KI
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