Multiple Choice
Gaseous argon has a density of 1.40 g/L at standard conditions. How many argon atoms are in 1.00 L of argon gas at standard conditions?
A) 4.76 × 1022
B) 3.43 × 1025
C) 2.11 × 1022
D) 1.59 × 1025
E) 6.02 × 1023
Correct Answer:

Verified
Correct Answer:
Verified
Q5: Magnesium burns in air with a dazzling
Q27: The combustion of propane (C<sub>3</sub>H<sub>8</sub>)produces CO<sub>2</sub> and
Q95: The reaction used to inflate automobile airbags
Q119: Determine the mass percent (to the hundredths
Q121: A compound is composed of only C,
Q122: The mass of a single atom of
Q125: Calcium carbide (CaC<sub>2</sub>)reacts with water to produce
Q126: The combustion of propane (C<sub>3</sub>H<sub>8</sub>)in the presence
Q127: A certain alcohol contains only three elements,carbon,hydrogen,and
Q129: The molecular formula of aspartame, the generic