Which One of the Following Is Not a Redox Reaction

question 55

Multiple Choice

Which one of the following is not a redox reaction?

• A)2Na( s)+ 2H ₂O( l)→ 2NaOH( aq)+ H ₂( g)
• B)H ₂( g)+ Cl ₂( g)→ 2HCl( g)
• C)2H ₂O ₂( aq)→ 2H ₂O( l)+ O ₂( g)
• D)Fe ₂O ₃( s)+ 3H ₂SO ₄( aq)→ Fe ₂(SO ₄)₃( aq)+ 3H ₂O( l)
• E)2KMnO ₄( aq)+ 10FeSO ₄( aq)+ 8H ₂SO ₄( aq)→ K ₂SO ₄( aq)+ 2MnSO ₄( aq)+ 5Fe ₂(SO ₄)₃( aq)+ 8H ₂O( l)

Understand how to calculate direct materials variance including price and quantity variances.

Grasp the concept of total materials variance and how it relates to price and quantity variances.

Analyze direct labor variances, including understanding standard rates and how deviations from these rates affect cost outcomes.

Determine the implications of favorable and unfavorable variances and their impact on operational efficiency.

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Definitions:

Cash Balance Plans

A type of pension plan where an employer credits a participant's account with a set percentage of their yearly compensation plus interest charges.

Defined-benefit Plans

Retirement plans in which an employer promises a specified pension payment upon retirement, based on the employee's earnings history, tenure of service, and age.

Defined-contribution Plans

A type of retirement plan where an employer, employee, or both make contributions on a regular basis, but future benefits depend on the investment's performance.

Employee Compensation

The total amount of monetary and non-monetary pay provided to an employee by an employer in return for work performed.