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Author Question: Identify the formula for nitric acid. A) HNO3 B) HNO2 C) HNO D) ... (Read 99 times)

tfester

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on: Aug 27, 2018
Identify the formula for nitric acid.
 
  A) HNO3
  B) HNO2
  C) HNO
  D) HNO4

Question 2

Which of the following statements is false?
 
  A) Anions are usually larger than their corresponding atom.
  B) Metals tend to form cations.
  C) Atoms are usually larger than their corresponding cation.
  D) The halogens tend to form 1+ ions.
  E) Nonmetals tend to gain electrons.

Question 3

A syringe initially holds a sample of gas with a volume of 285 mL at 355 K and 1.88 atm. To what temperature must the gas in the syringe be heated/cooled in order to have a volume of 435 mL at 2.50 atm?
 
  A) 139 K
  B) 572 K
  C) 175 K
  D) 466 K
  E) 721 K


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Ksh22

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

A

Answer to Question 2

D

Answer to Question 3

E


tfester

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  • Posts: 534
Reply 2 on: Aug 27, 2018
Gracias!

chjcharjto14

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Reply 3 on: Yesterday
:D TYSM

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