Test: Add dilute hydrochloric acid to a carbonate. Add aqueous ammonia to copper II ions. Record observation and ion identified.

Here's the completed table for your chemistry questions: Test — Observation — Ion IdentifiedAdd dilute hydrochloric acid to a carbonate — Effervescence (fizzing) of a colorless gas — CO₃²⁻ (Carbonate ion) Add aqueous ammonia to copper(II) ions — Pale blue precipitate formed — Cu²⁺ (Copper(II) ion)

Test: Add dilute hydrochloric acid to a carbonate. Add aqueous ammonia to copper II ions. Record observation and ion identified.

Here's the completed table for your chemistry questions: Test — Observation — Ion IdentifiedAdd dilute hydrochloric acid to a carbonate — Effervescence (fizzing) of a colorless gas — CO₃²⁻ (Carbonate ion) Add aqueous ammonia to copper(II) ions — Pale blue precipitate formed — Cu²⁺ (Copper(II) ion)

Solved: Test: Add dilute hydrochloric acid to a carbonate…

Here's the completed table for your chemistry questions:

Test	Observation	Ion Identified
Add dilute hydrochloric acid to a carbonate	Effervescence (fizzing) of a colorless gas	$\boxed{\text{CO}_3^{2-}}$ (Carbonate ion)
Add aqueous ammonia to copper(II) ions	Pale blue precipitate formed	$\boxed{\text{Cu}^{2+}}$ (Copper(II) ion)

Test: Add dilute hydrochloric acid to a carbonate. Add aqueous ammonia to copper II ions. Record observation and ion identified.

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