Calcium Nitrate Tetrahydrate Dissolves in Warm Water to the Extent

question 48

Multiple Choice

Calcium nitrate tetrahydrate dissolves in warm water to the extent of 266 g per 100. cm³. What is the concentration of nitrate ions in this solution?

• A) 32.4 M
• B) 22.5 M
• C) 11.3 M
• D) 16.2 M
• E) 8.10 M

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Definitions:

Third Heart Sound

A very low-frequency heart sound that can be an indication of various heart conditions, often associated with heart failure.

Semilunar Valves

Valves in the heart that prevent the backflow of blood and are located between the ventricles and the major arteries.

AV Valves

The atrioventricular valves in the heart, which include the mitral valve and the tricuspid valve, regulating blood flow from the atria to the ventricles.

Efferent

Referring to the conduction of signals away from a central structure or organ, particularly in relation to nerve fibers transmitting impulses from the central nervous system to the periphery.