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Author Question: Lanthanides are rare earth elements. Indicate whether the statement is true or ... (Read 70 times)

rmenurse

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on: Aug 27, 2018
Lanthanides are rare earth elements.
 
  Indicate whether the statement is true or false

Question 2

Platinum is used in the catalytic converters of the cars.
 
  Indicate whether the statement is true or false


xiazhe

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Reply #1 on: Aug 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

TRUE


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rmenurse

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Reply #2 on: Aug 27, 2018
Thanks


xiazhe

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Reply #3 on: Aug 27, 2018
Welcome :)


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