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Author Question: Normal saline is 0.920 (w/v) NaCl in water. How many grams of NaCl are needed to prepare 15.0 L of ... (Read 350 times)

ishan

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on: Aug 27, 2018
Normal saline is 0.920 (w/v) NaCl in water. How many grams of NaCl are needed to prepare 15.0 L of normal saline?
 
  A) 1.38 g
  B) 16.3 g
  C) 53.8 g
  D) 138 g
  E) 807 g

Question 2

All of the statements about carboxylic acids are true except
 
  A) they undergo substitution reactions involving the -OH group.
  B) at low molecular weights they are liquids with sharp stinging odors.
  C) they form hydrogen bonds, causing their boiling points to be higher than expected on the basis of molecular weight.
  D) they react with bases to form salts which are often more soluble than the original acid.
  E) when they behave as acids, the -OH group is lost leaving the CO- ion.


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kxciann

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

D

Answer to Question 2

E


ishan

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

mochi09

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Reply 3 on: Yesterday
Gracias!

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