IB
IBO
Physics
May 2023
QP-202305-Physics-P1(TZ2)-SL · Question 11
Question (excerpt):
11. A vessel contains a mass X of helium gas and a mass 2X of oxygen gas. Molar mass of helium = 4 g Molar mass of oxygen = 32 g What is the number of helium atoms number of oxygen molecules ? A. 1 8 …
11. A vessel contains a mass X of helium gas and a mass 2X of oxygen gas. Molar mass of helium = 4 g Molar mass of oxygen = 32 g What is the number of helium atoms number of oxygen molecules ? A. 1 8 …
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