5070 SPECIMEN PAPER FOR EXAMINATIONS FROM 2023, Paper 1 | SOLVED GCE Chemistry

Today we are solving Chemistry 5070 GCE O'Levels Specimen Paper for examinations in 2023, Paper 1.

Links to download:

[straycat]

Q4. C
Motion of gases is random regardless of mass and they take up whatever space is available

Q15.D
(You skipped somehow)
C2H5 : CO2 = 1:5
So moles of CO2
= 5*0.1
= 0.5 mol
Volume of CO2
= 0.5*24(Molar gas volume)
=12

Q31. B
Question asks for Lowest percentage not highest

[Dosteyboi]

31. Answer is B. Question asks for LEAST percentage by mass

[anzarv]

According to the mark scheme, the answer to Q4 is actually C.
I had the same thought process you did, so could you please correct why B is wrong?
7:25

[Dosteyboi]

In question 11, if we put 5 at O2, 5×2 is going to become 10 moles of Oxygen then

[krishakrishna]

but can you please solve other specimen papers too of 2023

[tayyabayousaf]

I want theory paper answers for this specimen paper 2023