Mole ConceptHard
Question
The density of a solution prepared by dissolving 120 g of urea (mol. mass = 60 u) in 1000 g of water is 1.15 g/mL. The molarity of this solution is :-
Options
A.2.05 M
B.0.50 M
C.1.78 M
D.1.02 M
More Mole Concept Questions
In the reaction2Al(s) + 6HCl(aq) → 2Al3+(aq) + 6Cl-(aq) + 3H2(g) :-...The mineral haematite is Fe2O3. Haematite ore contains unwanted material called gangue in addition to Fe2O3. If 5 kg of ...How many grams of 90% pure Na2SO4 can be produced from 250 g of 95% pure NaCl?...The temperature at which the root mean square velocity of SO2 molecules is same as that of O2 molecules at 27oC :-...For the given reaction;$${CaCO}_{3} + 2HCl \rightarrow {CaCl}_{2} + H_{2}O + {CO}_{2} $$If $90\text{ }g{CaCO}_{3}$ is ad...


