Multiple Choice
The density of air under ordinary conditions at 25 °C is 1.19 g L-1.How many kilograms of air are in a room that measures
And has a 8.00 ft ceiling? (exactly) ;
)
A) 2.93
B) 0.121
C) 3.26 ×
D) 0.0770
E) 32.6
Correct Answer:

Verified
Correct Answer:
Verified
Q37: Round off 00907506 to four significant figures.<br>A)0091<br>B)9076<br>C)9100<br>D)9.075
Q38: Which statement is INCORRECT?<br>A)Natural laws are concise
Q39: The mass of a single zinc atom
Q40: The scientific method is used to make
Q41: What mass of sugar,in grams,would be obtained
Q43: A physical property is the ability of
Q44: A block of wood has dimensions of
Q45: The diameter of an atom is approximately
Q46: What is the mass of a 468
Q47: Sulfuric acid is:<br>A)a homogeneous mixture<br>B)a compound<br>C)an element<br>D)a