Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

junior college 2 | H2 Maths
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Shanice Lee
Shanice Lee

junior college 2 chevron_right H2 Maths

Please help with part ii and iii thank you :)

Date Posted: 6 years ago
Views: 366

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Chen Yao Le
Chen Yao Le's answer
37 answers (Tutor Details)
1st
"Effervescence was observed."

Part (i) is wrong largely because you didn't use the information given and also you lack the concept of how to construct half equations in redox.

The rest is mole calculation which should be easily answered.