(a)
Interpretation:
The following conversions should be performed.
85.21 cal to Joules
Concept Introduction:
A conversion factor is a numerical ratio which is used to show a measurement in one unit as another unit. It is always equal to 1.
(b)
Interpretation:
The following conversions should be performed.
672.1 J into calories
Concept Introduction:
A conversion factor is a numerical ratio which is used to show a measurement in one unit as another unit. It is always equal to 1.
(c)
Interpretation:
The following conversions should be performed.
8.921 kJ into Joules
Concept Introduction:
A conversion factor is a numerical ratio which is used to show a measurement in one unit as another unit. It is always equal to 1.
(d)
Interpretation:
The following conversions should be performed.
556.3 cal into kilojoules
Concept Introduction:
A conversion factor is a numerical ratio which is used to show a measurement in one unit as another unit. It is always equal to 1.
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Introductory Chemistry: A Foundation
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- A 45-g aluminum spoon (specific heat 0.88 J/g C) at 24 C is placed in 180 mL (180 g) of coffee at 85 C and the temperature of the two become equal. (a) What is the final temperature when the two become equal? Assume that coffee has the same specific heat as water. (b) The first time a student solved this problem she got an answer of 88 C. Explain why this is clearly an incorrect answer.arrow_forwardConversion of Energy Units The complete combustion of a small wooden match produces approximately 512 cal of heat. How many kilojoules (kJ) are produced?arrow_forward9.15 Carry out the following conversions of energy units: (a) 14.3 Btu Into calories, (b) 1.4105 cal into joules, (c) 31.6 mJ into Btuarrow_forward
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