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Author Question: How many oxygen atoms are there in 7.00 g of sodium dichromate, Na2Cr2O7? A) 0.187 oxygen atoms ... (Read 160 times)

mmm

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on: Aug 27, 2018
How many oxygen atoms are there in 7.00 g of sodium dichromate, Na2Cr2O7?
 
  A) 0.187 oxygen atoms
  B) 2.30  1021 oxygen atoms
  C) 1.60  1022 oxygen atoms
  D) 1.13  1023 oxygen atoms

Question 2

Ammonia is a strong base.
 
  Indicate whether the statement is true or false


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kaylee05

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

D

Answer to Question 2

FALSE


mmm

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Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

Joy Chen

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Reply 3 on: Yesterday
:D TYSM

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