ECZ GCE Science 2 Sec: B 2022

[@teddynyingika3712]

The question on mole concept was wrongly done 2M is the molarity which is the same as concentration in dm^3

[@mokolajohn8946]

I agree!The number of moles for HCl was supposed to be 0.4mols.

[@Mildred-u4z]

❤

[@estellamusonda3539]

This is helpful.Thank you.

[@matimbasianjalika9430]

Where did the 0.2 come from please help me understand

[@ComfortNkonjela-vp7mq]

On mole concept on the b question your answer is wrong..

[@ruthmakaika8403]

Sir.. Is it okay if you can solve biology past paper 2022 internal

[@enelikosakala6988]

Do you offer tutions sir?

[@NganduMweetwa-f8o]

Actually sir u are too fast kaka