Which Statement About a Balanced Chemical Reaction Equation Is Always

question 137

Multiple Choice

Which statement about a balanced chemical reaction equation is always correct?

• A)The total number of moles of the products equals the total number of moles of the reactants.
• B)The number of atoms of each kind is the same for the products as for the reactants.
• C)The sum of the stoichiometric coefficients for the products equals the sum of the stoichiometric coefficients for the reactants.
• D)The sum of the masses of all gaseous products equals the sum of the masses of the gaseous reactants.
• E)The sum of the masses of solid products equals the sum of the masses of solid reactants.

---

Definitions:

Secondary Reinforcers

Stimuli that acquire their reinforcing properties through their association with primary reinforcers, such as money getting its value from the things it can buy.

Schedules of Reinforcement

The specific patterns and timings of rewards or punishments that control the rate and timing of responses in operant conditioning.

Response Pattern

The characteristic manner in which an individual or system reacts to a specific stimulus or series of stimuli.

Preparedness

The concept that certain associations are learned more readily than others due to evolutionary predispositions.