Mole To Particles Conversion: Question Preview (ID: 13902)


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Calculate the molar mass of CaCOH
a) 69.09 g/mol
b) 159.5 g/mol
c) 0.144 moles
d) 2.35 x 1023 atoms

Calculate the molar mass of CuSO4.
a) 69.09 g/mol
b) 159.5 g/mol
c) 0.144 moles
d) 2.35 x 1023 atoms

Calculate the molar mass of Cr4(P2O7)3.
a) 4.6 mg
b) 729.8 g/mol
c) 138.47 g/mol
d) 69.09 g/mol

How many atoms are in 5 moles of silver?
a) 3.01 x 10^23 atoms
b) 3.01 x 10^25 atoms
c) 3.01 x 10^24 atoms
d) 3.01 x 10^26 atoms

How many moles of CO are there in 1.40 x 10^24 molecules?
a) 23
b) 10.4 x 10^24
c) 5.4
d) 2.33

How many sand particles are there in 4.5 moles of sand?
a) 2.71
b) 5.42
c) 2.71 x 10 ^23
d) 2.71 x 10 ^24

How many moles are in 3.01 × 10^24 molecules of (NH4)2SO4
a) 2
b) 3
c) 5
d) 4

How many moles of nitrogen are there in 4.3 × 10 ^23 molecules?
a) 0.714
b) 2.5
c) 0.014
d) 5.78

A sample of carbon contains 9 x 10 ^23 atoms of carbon. How many moles of carbon are there in the sample?
a) 3.74 moles
b) 1.5 moles
c) 2 moles
d) 5 moles

How many atoms are found in 4.75 moles of Fe
a) 10.5 x 10 ^ 24
b) 2.86 x 10 ^ 28
c) 2.86 x 10 ^ 24
d) 280 x 10 ^ 24

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