How Many Moles of Na₂CO₃ Are Needed to React with 750

question 74

Multiple Choice

How many moles of Na₂CO₃ are needed to react with 750 mL of 0.250 M H₂SO₄ solution? Na₂CO₃ + H₂SO₄ → Na₂SO₄ + CO₂ + H₂O

• A)3.00 × 10³
• B)0.333
• C)1.33
• D)0.188

---

Definitions:

Sternal End

The part of a bone that is located nearest to the sternum, often referring to the end of the clavicle that articulates with the sternum.

Manubrium

The upper section of the sternum (breastbone), providing attachment points for the clavicles and the first pair of ribs.

Tensor Veli Palatini

A muscle of the soft palate involved in swallowing and opening the Eustachian tube to equalize middle ear pressure.

Digastrics

A muscle located under the jaw that acts in the opening of the mouth and drawing back of the lower jaw.