🚗 Chemistry by Chang – Problem 1.34 | Unit Conversion: Speed | Steemit Science

in Popular STEM3 months ago

Hello Steemit science fans! 👋⚗️

Here’s another engaging problem from Raymond Chang’s Chemistry (14th Edition), in Chapter 1: Measurement and the Properties of Matter.
It focuses on converting units of speed, an everyday application of dimensional analysis that’s also essential in scientific calculations.


🔹 Problem 1.34:

The speed limit on parts of the German autobahn was once set at 286 kilometers per hour (km/h).
Calculate the speed limit in miles per hour (mph).


This problem applies a straightforward unit conversion between metric and imperial systems.
Knowing that:
1 mile = 1.609 km
we can easily convert between both systems using a simple proportional relationship.

This kind of conversion is particularly useful for travelers, engineers, and scientists working with international data.


📸 Here’s my detailed step-by-step calculation:

Captura desde 2025-11-23 16-06-45.png


Would you dare to drive at that speed? 🏎️🔥
Let’s talk about extreme speeds — and how math helps us understand them — in the comments!

Follow me for more chemistry problems, scientific reasoning, and conversion exercises from Chang’s Chemistry.

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