일반화학 유효숫자 계산 예제

일반화학 유효숫자 계산 예제

 

 

Carry out the following operations and express the answers

with the appropriate number of significant numbers.

 

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[1] sig fig. (6.234 + 8.72) × 0.6746 = 10.09

( 참고 https://ywpop.tistory.com/10756 )

 

 

 

[2] sig fig. 732.1 – (892.5 / 8.2) = 620

( 참고 https://ywpop.tistory.com/10753 )

 

 

 

[3] sig fig. [(3.696×10^5) – (6.234×10^3)] × 0.0742 = 2.70×10^4

( 참고 https://ywpop.tistory.com/10755 )

 

 

 

[4] sig fig. 0.006438 × 108 – (8.639 + 8.52) = –16.46

( 참고 https://ywpop.tistory.com/10757 )