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junior college 1 | H2 Maths
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junior college 1 chevron_right H2 Maths chevron_right Singapore

h2 chem !! i get 20 but ans is 40 . why 40 ??

Date Posted: 3 years ago
Views: 471

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Veggie
Veggie's answer
5 answers (A Helpful Person)
1st
If u look at the salt carefully, the c2o4 appears 2 times, thus the mole will be twice that of the salt. Hope this helps.