What Mass of CuCl₂ Is Contained in 75

question 80

Multiple Choice

What mass of CuCl₂ is contained in 75.85 g of a 22.4% by mass solution of CuCl₂ in water.

• A)17.0 g
• B)5.89 g
• C)29.5 g
• D)33.9 g
• E)11.2 g

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Definitions:

Floating Rib

The last two pairs of ribs in humans that are not attached to the sternum or to other ribs, providing flexibility and mobility.

Mandible

The lower jawbone in vertebrates; in insects and other arthropods, one of a pair of mouthparts used for biting and grinding food.

Radius

The bone on the thumb side of the forearm, or a straight line from the center to the circumference of a circle or sphere.

Scapula

is the anatomical term for the shoulder blade, a large, flat triangular bone located in the upper back.