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Author Question: Which of the following equations is not a double replacement reaction? A) H2SO4 + Mg(OH)2 H2O + ... (Read 21 times)

charchew

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on: Aug 27, 2018
Which of the following equations is not a double replacement reaction?
 
  A) H2SO4 + Mg(OH)2  H2O + MgSO4
  B) Mg + HCl  H2 + MgCl2
  C) AlCl3 + H2O  Al(OH)3 + HCl
  D) AgNO3 + NaCl  AgCl + NaNO3

Question 2

Chalk is primarily composed of calcium carbonate. The formula of calcium carbonate is
 
  A) CaCO3.
  B) Ca2CO3.
  C) Ca(CO3)2.
  D) Ca3(CO3)2.


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epscape

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

B

Answer to Question 2

A


charchew

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Reply 2 on: Aug 27, 2018
Wow, this really help

coreycathey

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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