which one of the following is the correct expression for molarity?
341173
Molarity is defined as the number of moles of solute per liter of solution. The symbol for molarity is M or moles/liter. Chemists also use square brackets to indicate a reference to the molarity of a substance. For example, the expression [Ag+] refers to the molarity of the silver ion in solution.
887712
['First you must calculate the number of moles in this solution, by rearranging the equation. No. Moles (mol) = Molarity (M) x Volume (L) = 0.5 x 2. = 1 mol.', 'For NaCl, the molar mass is 58.44 g/mol. Now we can use the rearranged equation. Mass (g) = No. Moles (mol) x Molar Mass (g/mol) = 1 x 58.44. = 58.44 g.']
528669
Molarity and density are different ways of expressing essentially the same thing. Whereas density is the mass of a solid, liquid or gas divided by its volume, molarity is the number of moles of solute per liter of solution.
395767
Molarity vs molality. An important distinction between molality and molarity is the difference between a solution and a solvent. Molarity is the ratio of the moles of a solute to the total liters of a solution. ... Molality, on the other hand, is the ratio of the moles of a solute to the kilograms of a solvent.
1339861
Recall that the molarity (M) of a solution is defined as the moles of the solute divided by the liters of solution (L). So the moles of solute are therefore equal to the molarity of a solution multiplied by the volume in liters. We can then set the moles of acid equal to the moles of base.
744369
Molar enthalpy = DH/n. n = number of moles of reactant. So we convert the carefully measured mass in to moles by dividing by molar mass. C = concentration in “M” = moles/L.
841586
Whereas molarity measures the number of moles of solute per unit volume of solution, osmolarity measures the number of osmoles of solute particles per unit volume of solution.
775983
To calculate molarity: Calculate the number of moles of solute present. Calculate the number of liters of solution present. Divide the number of moles of solute by the number of liters of solution.
1026462
Molarity is the no of moles in 1 lt of solution . Molality is the no of moles in 1 kg of solvent. Molarity is defined as the no. Of moles of solute in 1ltr of solution and molality is defined as the no.
1072393
"mass in grams" = ("number of moles")/ ("molar mass in g/mol")
566557
The answer is 1000. We assume you are converting between millimolar and molar. You can view more details on each measurement unit: millimolar or molar The SI derived unit for amount-of-substance concentration is the mole/cubic meter. 1 mole/cubic meter is equal to 1 millimolar, or 0.001 molar.
1253279
mmol/L gives the molarity, which is the number of molecules of a substance within a specified volumen, in this case within 1 litre. mg/dL gives the concentration by the ratio of weight to volumen, in this case milligrams per decilitre.
416582
It is similar to molarity but uses the gram-equivalent weight of a solute in its expression of solute amount in a liter (L) of solution, rather than the gram molecular weight (GMW) expressed in molarity. A 1N solution contains 1 gram-equivalent weight of solute per liter of solution.
1341111
4 Answers. Concentration is any measurement of the quantity of a solute that is present per unit of solution (in general, there are exceptions like moLality, which measures the number of moles of solute per kilogram of solvent). ... The correct and standardized quantity name is amount-of-substance concentration.
1204733
Molarity is the most commonly used term to describe the concentration of a solution. It is equal to the moles of solute divided by the liters of solution. The solute is defined as the substance being dissolved, while the solvent is the substance where the solute is dissolved (usually water).
1257751
Use the titration formula. If the titrant and analyte have a 1:1 mole ratio, the formula is molarity (M) of the acid x volume (V) of the acid = molarity (M) of the base x volume (V) of the base. (Molarity is the concentration of a solution expressed as the number of moles of solute per litre of solution.)
711445
Molarity (M) is defined as the number of moles of solute (n) divided by the volume (V) of the solution in liters. It is important to note that the molarity is defined as moles of solute per liter of solution, not moles of solute per liter of solvent.