Question

question 45 (1 point)
how many formula units are in li₂₁n₇?
1
a. 0 b. 1 c. 2 d. 3 e. 4 f. 5 g. 6
h. 7 i. 8 j. 9 k. 10 l. 11 m. 12 n. 13
o. 14 p. 15 q. hakuna matata

Explanation:

Step1: Understand formula unit concept

A formula unit is the simplest ratio of ions in an ionic compound. For a given ionic - compound formula like $Li_{21}N_{7}$, the whole compound represents one formula unit.

Answer:

B. 1