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Author Question: If the empirical formula of a compound is CH2O and the molecular weight is 180, the molecular ... (Read 104 times)

vinney12

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on: Aug 27, 2018
If the empirical formula of a compound is CH2O and the molecular weight is 180, the molecular formula is ________.
 
  A) CH2O
  B) C2H4O2
  C) C3H6O3
  D) C6H12O6

Question 2

The acid in the forward reaction is ________. HCO3- + H2O  H2CO3 + OH-
 
  A) HCO3-
  B) H2O
  C) H2CO3
  D) OH-

Question 3

Which type of radioactivity has a positive charge?
 
  A) alpha,
  B) beta,
  C) gamma,
  D) delta,


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kilada

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

D

Answer to Question 2

B

Answer to Question 3

A


vinney12

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Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

jamesnevil303

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  • Posts: 337
Reply 3 on: Yesterday
Wow, this really help

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