Scheikunde PWS
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Scheikunde PWS
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Exercise
1. 3Fe + 2O
2
→
Fe
3
O
4
2. 2Sr + O
2
→ 2
SrO
3. Sn + 2NaOH
→
Na
2
SnO
2
+ H
2
4. 2K + Br
2
→
2KBr
5. 2C
8
H
18
+ 25O
2
→
16CO
2
+ 18H
2
O
6. 2Sb + 3I
2
→
2SbI
3
7. COCl
2
+ H
2
O
→
2HCl + CO
2
8. CS
2
+ 3O
2
→
CO
2
+ 2SO
2
9. H
2
SO
4
+ 2NaCN
→
2HCN + Na
2
SO
4
10. 2KClO
3
→
2KCl + 3O
2