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secondary 3 | A Maths
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Rosie
Rosie

secondary 3 chevron_right A Maths chevron_right Singapore

help asap ty

Date Posted: 11 months ago
Views: 109

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Arnold K H Tan
Arnold K H Tan's answer
2155 answers (A Helpful Person)
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Quality of notes, matters.
Rosie
Rosie
11 months ago
oh so it’s nitrogen oxides which needs the sunlight and the effects for B is beside it
Arnold K H Tan
Arnold K H Tan
11 months ago
Yup. All part of required syllabus knowledge.