What is the pressure of 2.3 moles of carbon dioxide gas stored in a 2 liter container at a temperature of 423 k? given: a = 3.59 liters2 ∙ atmospheres/mole2, b = 0.0427 liters/mole, and r = 0.08205 liters∙atmospheres/k∙mole 37.22 atm 41.96 atm 79.82 atm 41.116 atm 39.913 atm

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.

Select the correct value for the indicated bond angle in each of the compounds. o−o−oo−o−o angle of o3 90° 109.5° < 109.5° 120° < 120° 180° f−b−ff−b−f angle of bf3 180° < 109.5° < 120° 120° 109.5° 90° f−o−ff−o−f angle of of2 < 120° 120° 90° 109.5° 180° < 109.5° cl−be−clcl−be−cl angle of becl2 90° 109.5° 180° 120° < 109.5° < 120° f−p−ff−p−f angle of pf3 90° 109.5° < 109.5° 180° 120° < 120° h−c−hh−c−h angle of ch4 90° < 109.5° 180° 120° < 120° 109.5°

Ahelium balloon contains 16.9 l of helium at stp. how many atoms of helium are in the balloon