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Ch.1 - Chemical Tools: Experimentation & Measurement

Chapter 1, Problem 27

Which block in each of the following drawings of a balance is more dense, red or green? Explain.

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Hello everyone today. We are being asked to consider this setup below showing two metal cubes on a scale, assuming that the two cubes have the same edge length, determine which is the denser metal. So as the question says, these cubes have the same edge lean and so what does that tell us? That tells us that they therefore must have the same volume right? The volume of a cube is going to be A times B times C, which is the length times width, times height. And so if they have the same edge length then they are going to have the same volume. We see that a so cube A. It's heavier as demonstrated by pointing the scale in its favor. But since it has the same volume, the fact that it is heavier is going to make it the denser Of the two metals. And so Cuba is denser. I hope this helped and until next time.