A 200.0 g sample of pure MgCl 2 contains:

To find the number of formula units, first calculate the moles of MgCl2 using its molar mass (95.211 g/mol). Then multiply by Avogadro's number (6.022 × 10^23 formula units/mol) to get approximately 1.265 × 10^24 formula units.

A 200.0 g sample of pure MgCl 2 contains:

To find the number of formula units, first calculate the moles of MgCl2 using its molar mass (95.211 g/mol). Then multiply by Avogadro's number (6.022 × 10^23 formula units/mol) to get approximately 1.265 × 10^24 formula units.

Solved

A 200.0 G Sample of Pure MgCl₂ Contains

Question 15

Multiple Choice

A 200.0 g sample of pure MgCl₂ contains:

A) 95.211 formula units MgCl₂
B) 2.101 formula units MgCl₂
C) 1.265 × 10²⁴ formula units MgCl₂
D) 1.204 × 10²⁶ formula units MgCl₂
E) 5.734 × 10²⁵ formula units MgCl₂

Correct Answer: