Calculate the Contribution Per Unit for the Existing Machine

question 46

Multiple Choice

Calculate the contribution per unit for the existing machine

• A)£1.00.
• B)£1.32
• C)£1.12.
• D)£1.62.

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Definitions:

Specific Heat

The amount of heat per unit mass required to raise the temperature of a substance by one degree Celsius.

Hydrophilic

Interacting readily with water; having a greater affinity for water molecules than they have for each other. Compare with hydrophobic.

Ionic Bond

A chemical bond formed between two ions with opposite charges, often between a metal and a non-metal, creating a stable molecule.

Electrically Neutral

A state in which an object or system has an equal number of positive and negative charges, resulting in no net charge.