A piece of alloy, weighing 30kg contains 12% chromium and another piece of alloy weighing 20kg contains

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A piece of alloy, weighing 30kg contains 12% chromium and another piece of alloy weighing 20kg contains 7% chromium. The two pieces are melted together and a new piece of alloy is cast. The percentage of chromium in the new piece is:

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Fundamentals of Physics

ISBN: 978-0471758013

8th Extended edition

Authors: Jearl Walker, Halliday Resnick

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Posted Date: Dec 23, 2020 12:23 PM

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A piece of alloy, weighing 30kg contains 12% chromium and another piece of alloy weighing 20kg contains

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Fundamentals of Physics

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