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4) solve problems

H. Convert the following degree Celsius temperature to degree Fahrenheit. a. 40°C b. 30°C
in Chapter 1: Some Basic Concepts of Chemistry by Expert (11.0k points)
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To find : temperature in degree fahrenheit 

Formula : °F=\({9\over5}(°C)+32\) 

Solution :

A. 40°C 

\(°F={{9\over5}(°C)+32}\)

\(={{9\over5}(40)+32}\)

\(={72+32}=104°F\)

B. 30°C 

\(°F={{9\over5}(°C)+32}\)

\(={{9\over5}(30)+32}\) 

\(={{54}+32}\) 

=\(86°F\)

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