The vapour density of certain gas X is 4 times that of Y. The molecular mass of X is M and the molecular mass of Y is

🎲 Try a Random Question  |  Total Questions in Quiz: 91  |  🧠 Study this quiz with Flashcards
This question is part of a full practice quiz:
Mock Test 5 — practice the complete quiz, review flashcards, or try a random question.


The vapour density of certain gas X is 4 times that of Y. The molecular mass of X is M and the molecular mass of Y is