Advertisements
Advertisements
Question
How many moles are represented by 100 g of glucose, C6H12O6 ? (C = 12 u, H = 1 u, O = 16 u)
Advertisements
Solution
Mass of glucose = 100g
Molar mass of glucose = (6 × 12) + (12 × 1) + (6 × 16) = 180g
1 mole of glucose = 180g
Or, 180g of glucose = 1 mole of glucose
Therefore, 100g of glucose = 100 / 180 moles = 0.55 moles
Hence, 100g of glucose contain 0.55 moles.
APPEARS IN
RELATED QUESTIONS
Convert into mole.
22 g of carbon dioxide
Choose the correct answer from the options given below:
The ratio between the number of molecules in 2g of hydrogen and 32g of oxygen is:
[Given that H = 1, O = 16]
One of the following elements has an atomicity of ‘one’. This element is :
What name is given to the amount of substance containing 6.022 × 1023 particles(atoms,molecules or ions) of a substance ?
Fill in the following blanks :
A mole represents an .............. number of particles of a substance.
What weight of each element is present in 1.5 moles of sodium sulphite, Na2SO3 ?
(Atomic masses : Na = 23 u ; S = 32 u ; O = 16 u)
Define the term Relative atomic mass.
Define the term:
Gram atom
Calculate the number of moles of CO2 which contain 8.00 g of O2
Calculate the number of moles in 1.51 × 1023 molecules of NH4Cl.
