Civil Engineering > GATE 2022 SET-1 > Environmental Engineering
The total hardness in raw water is 500 milligram per liter as CaCO3. The total hardness of this raw water, expressed in milligram equivalent per liter, is _______. (Consider the atomic weights of Ca, C, and O as 40 g/mol, 12 g/mol and 16 g/mol respectively.)
Correct : a
Similar Questions
The reaction rate involving reactants A and B is given by -k[A]α[B]β. Which one of the following statements is valid for the reaction to be a first-order reacti...
The wastewater from a city, containing a high concentration of biodegradable organics, is being steadily discharged into a flowing river at a location S. If the...
Which one of the following is NOT present in the acid rain?
Total Unique Visitors
Loading......