⚗️ Chemistry by Chang – Problem 1.23 | Significant Figures in Calculations | Steemit Science

in Popular STEM21 hours ago

Hello science friends! 👋🔬

This exercise comes from Raymond Chang’s Chemistry (14th Edition), in Chapter 1: Measurement and the Properties of Matter. The focus here is on performing arithmetic operations while applying the rules for significant figures — a key concept in laboratory calculations.


🔹 Problem 1.23:

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In this problem, it’s not only about getting the numerical result, but also about reporting it properly with the correct significant figures. This reflects the precision of the instruments and ensures results are consistent in scientific communication.


📸 Here’s my complete step-by-step calculation for each case:

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Do you find significant figures tricky when combining addition, subtraction, multiplication, and division? Let’s discuss strategies for keeping track of them! 💬✨

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