Geography
Geography, 11.02.2021 08:30, nikitakhrabkov123

4 Look at the images below. Tuba 1 and Tuba 2 are both made of brass. Tuba 2 used to be similar in color to Tuba 1.
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Tuba 1
Tuba 2
What chemical change caused Tuba 2's change in appearance?
What chemical change caused Tuba 2’s change in appearance

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4 Look at the images below. Tuba 1 and Tuba 2 are both made of brass. Tuba 2 used to be similar in...

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