Which of the Following Constants Is/are Needed to Calculate the Amount

question 107

Multiple Choice

Which of the following constants is/are needed to calculate the amount of energy required to heat 12.0g of H₂O(l) at 30.0 ^$\circ$ C to H₂O(l) at 85.0 ^$\circ$ C
I. $\Delta$ H_fus (H₂O)
II. $\Delta$ H_vap (H₂O)
III. specific heat of H₂O(s)
IV. specific heat of H₂O(l)
V. specific heat of H₂O(g)

• A) I and IV
• B) II and IV
• C) IV only
• D) I, II, and IV
• E) IV and V

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Definitions:

Super-Event

An exceptionally significant or large-scale event that has a profound impact on its participants or the surrounding environment.

Unique-Event

A one-of-a-kind occurrence or happening that is distinct from other events in its specificity or significance.

Marginal Cost

This is the additional cost of producing one more unit of a good or service.

Multiple Suppliers

A sourcing strategy where a company uses various suppliers to mitigate risks and ensure a steady supply of products or components.