If NaH₂PO₄ Is Added to Water, What Other Compound or Compounds

question 121

Multiple Choice

If NaH₂PO₄ is added to water, what other compound or compounds could also be added in order to make a buffered solution?

• A)H₃PO₄ only
• B)NaHPO₄ only
• C)Na₂HPO₄ only
• D)Na₂PO₃ only
• E)either H₃PO₄ or Na₂HPO₄

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Definitions:

Haploid Gametes

Haploid gametes are reproductive cells, such as sperm and eggs, that contain only one set of chromosomes, half the number present in other cells.

Chromosome Number

The total count of chromosomes present in the cell of an organism, specific to each species.

Sister Chromatids

Identical copies of a chromosome connected together by a centromere, produced during DNA replication.

Mitotic Spindle

A structure composed of microtubules that separates chromosomes into daughter cells during cell division.