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"MolaRity" is the correct spelling for mass per amount solution.
"MolaLity" is the correct spelling for mass per amount solvent.
The conversions of molality, b, to and from the molarity , c,
for one-solute solutions are:
c = ρ.b / [1 + b.M]
and
b = c / [ρ -c.M]
where ρ is the mass density of the solution, b is the molality, and M is the molar mass of the solute.
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How do you find the mass percent mole fraction molality and molarity of a solution?
Mass percent = grams of solute/total grams of solution Mole fraction = mols component/total mols mix. Molarity = mols solute/L solution Molality = mols solute/kg solvent Hope this helps :)
Why mole fraction is independent of temperature?
as we define mole to be mass of the solute divided by molecular mass of the solute so all the solutes are taken in the solid form not in the liquid like we take 1L in molarity,so solids are generally independent of temp thats why both molality and mole fraction are independent of temperature
When is molarity and normality equal with each other?
Molarity equals normality when the equivalence factor = 1.
Definition of molarity and its equation?
molarity is the number of moles dissolved per volume of a solution in dm cube molarity=mass of solute in gram __________________ 1 * _________________ molecular mass of solute volume of solution in dm cube OR molarity=no.of moles ________________ volume of solution in dm cube
What is a ratio of two measurements having different units?
Usually such ratios have a specific name. For example, the ratio of a mass measurement (g) over a volume measurement (mL) is called density. The result is a number with the unit g/mL. Most cases that have different units will have a specific name if they're commonly used. Other examples include molarity, molality, joules, newtons, and ppm.
How are concentrations in solutions quantified?
through molarity,molality, normality. through molarity,molality, normality.
Why molarity is better than molality?
Molarity is better than molality for many applications because it is more commonly used and easily measured in the laboratory. Additionally, molarity accounts for volume changes with temperature, whereas molality does not. This makes molarity more versatile for a wider range of experimental conditions.
Is molality or molarity expressed in grams of solute instead of moles of solute?
Molality is expressed in grams of solute per kilograms of solvent, while molarity is expressed in grams of solute per liter of solution. Both molality and molarity are concentrations that measure the amount of solute in a given amount of solvent, but they are calculated differently.
How are molarity and molality similar?
Both express moles of solute in the numerator.
When does molarity and molality become equal?
In dilute solutions... ie closer a solution is to pure water the closer molality and molarity come to equalling each other. This is because the molality uses mass and molarity uses volume, the ratio of these two (mass and volume) is density, and water has the density of 1 therefore the mass and volume are equal to each other. THEREFORE calculating the molarity of water is the same as calculating the molality of water.
Why you use molality in biology experiments?
Molality is used when temperature varies in an exothermic or endothermic reaction because it is not dependent on temperature or pressure. Molality does not depend on tempratute whereas molarity does.
Moles of a solute per kilogram of a solvent?
This is the definition of molality, which is a concentration measure used in chemistry to express the amount of solute in a solution per kilogram of solvent. It is denoted by a lowercase "m" and is calculated by dividing the moles of solute by the mass of the solvent in kilograms.
Is 0.001mhcl a strong acid?
HCl is a strong acid no matter the molarity or molality.
What quantity represents the ration of the number of moles of solute per kilogram of solvent?
Mol is a cocentration unit !
What is the molality of a solution that has 4 mol of KCl in 0.800 kg of water A.?
4 mol over 0.800 kg
Molarity is to moles of solute over liters of solution as molality is to?
Molality is to moles of solute over mass of solvent in kilograms.
What is the different between molality and molarity?
The difference is in the denominators.Molarity (M) - the number of moles of solute divided by the number of liters of solution.Molality(m) - the number of moles of solute divided by the number of kilograms of solvent.
