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Author Question: Mendeleev was the first person to attempt to arrange the elements in a systematic order. Indicate ... (Read 131 times)

2125004343

  • Hero Member
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  • Posts: 566
on: Aug 27, 2018
Mendeleev was the first person to attempt to arrange the elements in a systematic order.
 
  Indicate whether the statement is true or false

Question 2

What is the theoretical mass of water produced from 10 moles of NaHCO3? NaHCO3  Na2CO3 + CO2 + H2O
 
  A) 180 g
  B) 90 g
  C) 45 g
  D) 18 g

Question 3

If a chemical reaction at an equilibrium state is disturbed, the reaction will compensate for the disturbance in some way so that equilibrium can be restored.
 
  Indicate whether the statement is true or false


Moriaki

  • Sr. Member
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  • Posts: 341
Reply #1 on: Aug 27, 2018
Answer to Question 1

FALSE

Answer to Question 2

B

Answer to Question 3

TRUE


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