The Mixing of Which Pair of Reactants Will Result in a Precipitation

question 61

Multiple Choice

The mixing of which pair of reactants will result in a precipitation reaction?

• A)CsCl(aq)+ KOH(aq)
• B)HCl(aq)+ Ca(OH)₂(aq)
• C)Li₂CO₃(aq)+ Ca(NO₃)₂(aq)
• D)NaClO₄(aq)+ NH₄Cl(aq)

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Definitions:

Diminishing Returns

A principle stating that as investment in a particular area increases, the rate of profit from that investment, after a certain point, cannot continue to increase if other inputs remain constant.

Subsistence

The minimum level of essentials (such as food and shelter) necessary for an individual to survive.

Catch-Up Effect

The theory suggesting that less developed countries can grow at a faster rate than developed countries because they can adopt existing technologies and best practices.

Diminishing Returns

A principle stating that if one factor of production is increased while others remain constant, the overall returns will eventually decrease after a certain point.