CHEMISTRY · Single correct · A Level · Chemistry · Amount of substance · Amount of substance
Problem
Samples of three substances are examined.
• 16 g of O₂(g)
• 16 g of CH₄(g)
• 16 g of Ne(g)
Which sample contains the greatest number of particles?
(a) O2(g)
(b) CH4(g)
(c) Ne(g)
(d) All three samples contain the same number of particles