Mole ConceptHard
Question
Dopamine is a neurotransmitter, a molecule that serves to transmit message in the brain. The chemical formula of dopamine is C8H11O2N. How many moles are there in 1 g of dopamine?
Options
A.0.00654
B.153
C.0.0654
D.None of these
Solution
$n = \frac{w}{M} = \frac{1}{153} = 0.00654$
Create a free account to view solution
View Solution FreeMore Mole Concept Questions
The boiling point of 0.2 mol kg-1 solution of X in water is greater than equimolal solution of Y in water. Which one of ...When 500 ml CO2 gas is passed through red hot charcoal, the volume becomes 700 ml. The volume of CO2 converted into CO i...A sample of hydrogen gas is collected and it is observed that it contains only hydrogen and deuterium atoms in the atomi...A metal oxide has the formula M2O3. It can be reduced by hydrogen to give free metal and water. 0.1596 g of the metal ox...Samples of 1.0 g of Al are treated separately with an excess of sulphuric acid and an excess of sodium hydroxide. The ra...