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Author Question: How many grams of zinc metal are required to produce 2.00 liters of hydrogen gas at STP according to ... (Read 150 times)

ahriuashd

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on: Aug 27, 2018
How many grams of zinc metal are required to produce 2.00 liters of hydrogen gas at STP according to the chemical equation shown below?
 
  Zn(s) + 2 HCl(aq)  ZnCl2(aq) + H2(g)
 
  A) 0.171 g
  B) 5.83 g
  C) 11.7 g
  D) 131 g

Question 2

The carbonyl group is
 
  A) a general term for any functional group involving a carbon-oxygen bond.
  B) found only in aldehydes and ketones.
  C) a functional group in which carbon and oxygen are joined by a double bond.
  D) a functional group with a 6-membered ring where at least one atom is oxygen.
  E) produced by reduction reactions of primary or secondary alcohols.


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djofnc

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

B

Answer to Question 2

C


ahriuashd

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Reply 2 on: Aug 27, 2018
Excellent

TheNamesImani

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

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