If 455 ML of 0

question 54

Multiple Choice

If 45.5 mL of 0.150 M sodium sulfate solution reacts completely with aqueous barium nitrate,what is the mass of BaSO₄ (233.40 g/mol) precipitate? Ba(NO₃) 2(aq) + Na₂SO₄(aq) → BaSO₄(s) + 2 NaNO₃(aq)

• A)0.0292 g
• B)0.769 g
• C)1.59 g
• D)6.83 g
• E)34.1 g

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Definitions:

3,3-dimethyl-2-butanone

A ketone with a branched chain structure used in organic synthesis and various industrial applications.

Off Resonance Decoupled

A technique in NMR spectroscopy used to simplify spectral interpretation by selectively decoupling the spins of specific nuclei from their scalar coupling with others.

Triplet

An atomic or molecular state characterized by three possible values of its magnetic quantum number, indicating a level of spin degeneracy.

IR Data

Information obtained from infrared spectroscopy that shows how a molecule absorbs infrared light, used to determine molecular structure.