6.9k views
4 votes
Determine the mass of the following samples

3 moles of Mg

4.2 moles of NaCI

User SoZettaSho
by
4.5k points

1 Answer

9 votes

Answer:

See below

Step-by-step explanation:

From periodic chart

Mg = 24.305 gm per mole

24.305 * 3 = 72.915 gm

Na = 22.989

Cl = 35.45 summed = 58.439 gm per mole

58.439 * 4.2 = 245.4438 gm

User Ilce
by
5.3k points