Aluminum reacts with a certain nonmetallic element to form a ...

[jho37]

Aluminum reacts with a certain nonmetallic element to form a compound with the general formula AlX. Element X is a diatomic gas at room temperature. Element X must be ________.
 
  A) oxygen
  B) fluorine
  C) chlorine
  D) nitrogen
  E) sulfur

Question 2

Calculate the work (kJ) done during a reaction in which the internal volume expands from 14 L to 50 L against a vacuum (an outside pressure of 0 atm).
 
  A) 0; kJ No work is done.
  B) 3.6 kJ
  C) -3.6 kJ
  D) 6.5 kJ
  E) -6.5 kJ

[mjenn52]

Answer to Question 1

D

Answer to Question 2

A

[jho37]

Excellent

[nguyenhoanhat]

Thanks for the timely response, appreciate it