Gold is perhaps the first pure metal known to man and is present to the extent of .85 mg of gold for

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Gold is perhaps the first pure metal known to man and is present to the extent of .85 mg of gold for

Gold is perhaps the first pure metal known to man and is present to the extent of .85 mg of gold for
every 200 L of the earth’s crust, on the average. Calculate the ppm of gold in the earth’s crust.

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Madresa Author

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6 years ago

Thanks

jmendoza

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Yesterday

Good timing, thanks!

Alina01978

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Smart ... Thanks!

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