<span>The compound nickel (III) chloride dihydrate has two moles of water for every one mole of ionic compound.
In each mole of ionic compound, there are two moles of water in this compound. </span>
X = width
2x + x = 3 · 13.73
3x = 41.19
x = 13.73
The width is 13.73 units.
Answer: There 225 3-digit numbers multiple of 4
By AAS congruency the two triangles are congruent
