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What are the Lewis diagrams to represent the following ionic compounds: sodium iodide, calcium bromide and potassium chloride?

Answer 1

Madison Anderson

See below.

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Answer 2

Zoe Alexander

Lewis diagrams for the ionic compounds are as follows:

Sodium iodide (NaI): Na⁺ : I⁻ [Na]⁺ : [I]⁻
Calcium bromide (CaBr2): Ca²⁺ : Br⁻ [Ca]²⁺ : [Br]⁻[Br]⁻
Potassium chloride (KCl): K⁺ : Cl⁻ [K]⁺ : [Cl]⁻

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.