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Author Question: For the following balanced reaction, which of the following is a gas? 2 Na(l) + Cl2(g) 2 NaCl(s) ... (Read 28 times)

dmcintosh

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on: Jul 29, 2018
For the following balanced reaction, which of the following is a gas?
 
  2 Na(l) + Cl2(g)  2 NaCl(s)
 
  A) Na
  B) 2 Na
  C) Cl2
  D) Cl
  E) NaCl

Question 2

If it takes 20 beryllium atoms to equal the mass of two krypton atoms, what is the relative mass of beryllium compared to krypton?
 
  A) 1/10
  B) 1/20
  C) 40 times
  D) 100 times
  E) 10 times

Question 3

For the following balanced reaction, which of the following is a solid?
 
  2 Na(l) + Cl2(g)  2 NaCl(s)
 
  A) Na
  B) 2 Na
  C) Cl2
  D) Cl
  E) NaCl


coreycathey

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Thanks for the answer, I sent you a forum message for another one.

Answer to Question 3

Answer: E


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dmcintosh

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Reply #2 on: Jul 29, 2018
Thank you!


coreycathey

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Reply #3 on: Jul 29, 2018
Always glad to help...


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