IB
IBO
Chemistry
May 2023
QP-202305-Chemistry-P1（TZ2）-HL · Question 2
Question (excerpt):
Turn over 2. 20 cm3 of gas A reacts with 20 cm3 of gas B to produce 10 cm3 of gas AxBy and 10 cm3 of excess gas A. What are the correct values for subscripts x and y in the empirical formula of the pr…
Turn over 2. 20 cm3 of gas A reacts with 20 cm3 of gas B to produce 10 cm3 of gas AxBy and 10 cm3 of excess gas A. What are the correct values for subscripts x and y in the empirical formula of the pr…
Question Slice Image
Official Mark Scheme & Solution
The official answer and mark scheme are available to signed-in users in the PaperAce App.