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secondary 4 | A Maths
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Nornisha Mutalip
Nornisha Mutalip

secondary 4 chevron_right A Maths

how to answer 17-18,19??

Date Posted: 6 years ago
Views: 580

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Arnold K H Tan
Arnold K H Tan's answer
2155 answers (A Helpful Person)
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Note that Bromine is in Group VII, so its formula is Br2. There are 2 moles of H atoms per 1 mole of H2 molecules.
Nornisha Mutalip
Nornisha Mutalip
6 years ago
tq