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Author Question: What is the term for compounds with the same molecular formula, but with different structural ... (Read 96 times)

ARLKQ

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on: Aug 27, 2018
What is the term for compounds with the same molecular formula, but with different structural formulas?
 
  A) derivatives
  B) isostructures
  C) isotopes
  D) isomers
  E) none of the above

Question 2

In the laboratory, hydrogen gas is usually made by the following reaction: Zn(s) + 2 HCl(aq)  H2(g) + ZnCl2(aq)
 
  How many liters of H2 gas, collected over water at an atmospheric pressure of 752 mm Hg and a temperature of 21.0C, can be made from 3.566 g of Zn and excess HCl? The partial pressure of water vapor is 18.65 mm Hg at 21.0C.
  A) 0.0975 L
  B) 1.30 L
  C) 1.33 L
  D) 1.36 L

Question 3

Which of the following is a base unit and symbol in the metric system?
 
  A) meter (m)
  B) gram (g)
  C) liter (L)
  D) all of the above
  E) none of the above


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nathang24

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

D

Answer to Question 2

D

Answer to Question 3

D


ARLKQ

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Reply 2 on: Aug 27, 2018
Gracias!

emsimon14

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Reply 3 on: Yesterday
:D TYSM

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