Multiple Choice
Tire pressure in the U.S.is measured in lb/in2.
Convert 25 lb/in2 to g/cm2.454 g = 1 lb,2.54 cm = 1 in
A) 0.39 g/cm2
B) 1.8 × 103 g/cm2
C) 4.7 × 103 g/cm2
D) 3.0 × 104 g/cm2
E) 2.4 × 102 g/cm2
Correct Answer:

Verified
Correct Answer:
Verified
Q90: NaCl is best classified as a/an<br>A)pure substance.<br>B)element.<br>C)compound.<br>D)homogeneous
Q91: Which state of matter has neither a
Q92: Which diagram represents a mixture? Note: different
Q93: According to the Study Cycle,what is the
Q94: 1 centimeter equals how many millimeters?<br>A)10<sup>-6</sup><br>B)10<sup>-3</sup><br>C)10<br>D)10<sup>4</sup><br>E)10<sup>6</sup>
Q96: Which one of the following is an
Q97: If one atom of carbon-14 weighs 14.0
Q98: The number 0.0680 has 3 significant figures.
Q99: A patient needs 0.300 g of a
Q100: Concentration is a measure of the number