Multiple Choice
What is the mass of 9.44 × 1024 molecules of NO2? The molar mass of NO2 is 46.01 g mol-1.
A) 205 g
B) 294 g
C) 721 g
D) 341 g
E) 685 g
Correct Answer:
Verified
Correct Answer:
Verified
Q22: The compound,ClO<sub> </sub>,is named<br>A)chlorite.<br>B)hypochlorite.<br>C)chlorine monoxide.<br>D)chlorine (II)oxide.
Q48: Determine the name for Cl<sub>2</sub>O.<br>A)chlorine oxide<br>B)dichlorine monoxide<br>C)chlorine
Q57: Which one of the following contains 39%
Q87: The chemical formula for the selenite ion
Q129: What is the mass of a single
Q133: The solid compound,Na<sub>2</sub>CO<sub>3</sub>,contains<br>A) Na<sup>+</sup>, C<sup>4+</sup>, and O<sup>2-</sup>
Q148: A typical cup of coffee has about
Q149: Hematite is the mineral form of iron(III)
Q155: Identify the formula for strontium nitride.<br>A) Sr<sub>3</sub>N<sub>2</sub><br>B)
Q156: What is the empirical formula of a