[Answered] Archean rocks in South Africa have yielded more than 50 of the world's ___

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Author Question: Archean rocks in South Africa have yielded more than 50 of the world's ____ since 1886. A)lead ... (Read 83 times)

dalyningkenk

Hero Member
Posts: 598

on: Jul 13, 2018

Archean rocks in South Africa have yielded more than 50 of the world's ____ since 1886.
A)lead
B)copper
C)gold
D)zinc
E)iron

Question 2

Arsenic contamination in groundwater stems from human activities.
Indicate whether the statement is true or false

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anyusername12131

Sr. Member
Posts: 327

Reply #1 on: Jul 13, 2018

Answer to Question 1

C

Answer to Question 2

False

dalyningkenk

Member
Posts: 598

Reply 2 on: Jul 13, 2018

Wow, this really help

kilada

Member
Posts: 311

Reply 3 on: Yesterday

Thanks for the timely response, appreciate it

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