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Chapter 11 - Heat and Thermodynamics - 20
1.
What is the gram molecular mass of water?
a) 18.016 g
b) 12 g
c) 6.022 amu
d) 18.016 amu
2.
The Gram molecular mass of glucose is?
a) 180.096 g
b) 100.096 g
c) 6.022 amu
d) 180.096 amu
3.
The gram molecular mass of amolecule is expressed in?
a) grams
b) kilo grams
c) meters
d) atomic mass unit
4.
Formula mass of a substance expressed in grams is known as?
a) gram formula mass
b) gram molecular mass
c) gram atomic mass
d) all of these
5.
What is the gram formula mass of NaCl?
a) 58.5 kg
b) 58.5 meter
c) 58.5 amu
d) 58.5 g
6.
What is the formula mass of KCl?
a) 74.5 kg
b) 74.5 g
c) 74.5 amu
d) none of these
7.
Gram formula mass contains 6.022 x 10
23
?
a) ions
b) molecules
c) formula units
d) atoms
8.
Mole is a ___ mass expressed in grams?
a) molecular
b) formula
c) all of these
d) atomic
9.
Which one of the following has no molecular mass?
a) H
2
SO
4
b) NaCl
c) H
2
O
d) Na
10.
What is the molecular mass of N
2
molecule?
a) 14 g
b) 14 amu
c) 28 amu
d) 28 g
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