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Author Question: About what percent of Earth's surface is covered by land? a. 70 b. 10 c. 50 d. ... (Read 51 times)

jilianpiloj

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on: Jul 28, 2018
About what percent of Earth's surface is covered by land?
 a. 70
  b. 10
  c. 50
  d. 30

Question 2

What is the formula of a compound formed from the ions M3+ and X1-?
 a. M3X
  b. MX
  c. M2X3
  d. MX3


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morganmarie791

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Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

d


jilianpiloj

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Reply 2 on: Jul 28, 2018
Excellent

peter

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Reply 3 on: Yesterday
Gracias!

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