At a Certain Elevation,the Boiling Point of Water Is 98

question 183

Multiple Choice

At a certain elevation,the boiling point of water is 98.5°C.How much energy is needed to heat 35.0 mL of water from 23.4°C to the boiling point at this elevation? [C_p = 75.38 J/(mol . °C) ,d = 1.00 g/mL]

• A)8.50 kJ
• B)11.0 kJ
• C)198 kJ
• D)1.00 kJ
• E)25.6 kJ

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Definitions:

Increasing

Describes a situation where there is a growth or rise in a particular variable, measure, or quantity over time.

Constant

A fixed value that does not change.

Slope

A measure of the steepness or incline of a line, represented as the ratio of the vertical change to the horizontal change between two points on the line.

Vertical Axis

The vertical number line of a graph along which values of the y-variable are measured; also referred to as the y-axis.