In This Reaction,BaCO₃ Is The: BaCl₂ (Aq)+ Na₂CO₃ (Aq) $\rightarrow$ BaCO₃ (S)+ 2 NaCl (Aq)
A) Excess Reagent

question 29

Multiple Choice

In this reaction,BaCO₃ is the: BaCl₂ (aq) + Na₂CO₃ (aq) $\rightarrow$ BaCO₃ (s) + 2 NaCl (aq)

• A) excess reagent.
• B) reactant.
• C) dissociated compound.
• D) precipitate.

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Definitions:

Lineup Identification

A process in law enforcement where witnesses or victims are asked to identify a perpetrator from a group of individuals.

Hypothesis

A proposed explanation for a phenomenon, made as a starting point for further investigation, often testable through experimentation or other forms of research.

Independent Variable

In an experiment, the variable that the experimenter manipulates to examine its impact on the dependent variable.

Correlation

A statistical measure that indicates the extent to which two or more variables fluctuate together.