Definition wanted: Molarity , Molality , Normality.

by

1 Answer

Answer :

: Molarity: The number of moles of dissolved solution per liter of a solution is called molarity of that solution. Molality: The number of moles of dissolved solution per solvent is called molality of solution. Normality: When a quantity of liquid is dissolved it is called normal solution. The concentration of a normal solution is called normality. It is expressed by N.
by

Related questions

Which of the following concentration expressions is defined as the number of moles of solute per kilogram of solvent: w) molarity x) molality y) normality z) equivalents

Description : Which of the following concentration expressions is defined as the number of moles of solute per kilogram of solvent: w) molarity x) molality y) normality z) equivalents

Last Answer : ANSWER: X -- MOLALITY

The number of moles of solute present in 1 kg of a solvent is called its (a) Molality (b) Molarity (c) Normality (d) Formality

Description : The number of moles of solute present in 1 kg of a solvent is called its (a) Molality (b) Molarity (c) Normality (d) Formality

Last Answer : Ans:(a)

For a solution of volatile liquids, the partial vapour pressure of each component in solution is directly proportional to its (a) Molarity (b) Mole fraction (c) Molality (d) Normality

Description : For a solution of volatile liquids, the partial vapour pressure of each component in solution is directly proportional to its (a) Molarity (b) Mole fraction (c) Molality (d) Normality

Last Answer : Ans:(b)

Which of the following modes of expressing concentration is independent of temperature - (1) Molarity (2) Molality (3) Normality (4) Formality

Description : Which of the following modes of expressing concentration is independent of temperature - (1) Molarity (2) Molality (3) Normality (4) Formality

Last Answer : (2) Molality

One of the following ways of expressing the concentration of a solution does not depend on temperature. It is-----? A. Molarity B. Molality (Answer) C. Normality D. Formality

Description : One of the following ways of expressing the concentration of a solution does not depend on temperature. It is-----? A. Molarity B. Molality (Answer) C. Normality D. Formality

Last Answer : B. Molality (Answer)

Why Molality has more benefits than Molarity ?

Description : Why Molality has more benefits than Molarity ?

Last Answer : The volume of solution changes with temperature change. So the unit malarity of the volume-based solution varies. But the mass of the object does not change with increasing temperature. Therefore, the ... But the malarity of the solution changes. So the benefits of malality are more than malarity.

Why does molality of a solution remain unchanged with change in temperature while its molarity changes?

Description : Why does molality of a solution remain unchanged with change in temperature while its molarity changes? 

Last Answer : Molality of a solution depends on the mass of solvent and man does not vary with change in temp. where as molarity depends on volume of solution and volume change with change in temp.

Moles of solute divided by kilograms of solvent is expression for: w) molarity x) solute-to-solution ratio y) mole percentage z) molality

Description : Moles of solute divided by kilograms of solvent is expression for: w) molarity x) solute-to-solution ratio y) mole percentage z) molality

Last Answer : ANSWER: Z -- MOLALITY

A dilute solution of `H_(2)SO_(4)` is made by adding 5 mL of `3N H_(2)SO_(4)` to 245 mL of water. Find the normality and molarity of the diluted solut

Description : A dilute solution of `H_(2)SO_(4)` is made by adding 5 mL of `3N H_(2)SO_(4)` to 245 mL of water. Find the normality and molarity of the diluted solut

Last Answer : A dilute solution of `H_(2)SO_(4)` is made by adding 5 mL of `3N H_(2)SO_(4)` ... of water. Find the normality and molarity of the diluted solution.

20 gram of caustic soda are dissolved in water to prepare 500 ml of solution. Find the normality and molarity of solution.

Description : 20 gram of caustic soda are dissolved in water to prepare 500 ml of solution. Find the normality and molarity of solution.

Last Answer : Basis: 500 ml solution. Weight of solute = 20 gm Molecular weight of NaOH = 40 Gram moles of solute = 20/40 = 0.5 Molarity = Gram moles/ Volume of solution in lit  0.5/0.5 = 1 M Normality = gram equivalent of solute/ volume of solution in lit  = 0.5/0.5 = 1N 

Molarity and Molality of a solution of an liquid (mol. Wt. = 50) in aqueous solution is 9 and 10 respectively. What is the density of solution ?

Description : Molarity and Molality of a solution of an liquid (mol. Wt. = 50) in aqueous solution is 9 and 10 respectively. What is the density of solution ?

Last Answer : Molarity and Molality of a solution of an liquid (mol. Wt. = 50) in aqueous solution is 9 and 10 respectively. What ... /cc C. 1.05 g/cc D. 1.35 g/cc

How are molarity and molality similar?

Description : How are molarity and molality similar?

Last Answer : Both express moles of solute in the numerator.

What is the different between molality and molarity?

Description : What is the different between molality and molarity?

Last Answer : 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.

Normality is defined as the number of: w) moles of solute per 1000 grams of solvent x) equivalent weights of solute per liter of solution y) kilograms of solute per liter of solution z) moles of solute per 1000 grams of solution

Description : Normality is defined as the number of: w) moles of solute per 1000 grams of solvent x) equivalent weights of solute per liter of solution y) kilograms of solute per liter of solution z) moles of solute per 1000 grams of solution

Last Answer : ANSWER: X -- EQUIVALENT WEIGHTS OF SOLUTE PER LITER OF SOLUTION

What is Molality ?

Description : What is Molality ?

Last Answer : The number of moles of the dissolved solution per solvent is called the molarity of the solution

Define Molality.

Description : Define Molality.

Last Answer : Ans. It is the number of moles of the solute dissolved per 1000 g of the solvent.

What is the molality of a salt solution prepared by dissolving two moles of salt in 500 grams of water?

Description : What is the molality of a salt solution prepared by dissolving two moles of salt in 500 grams of water?

Last Answer : ANSWER: 4

Calculating molarity.... am I doing it right?

Description : Calculating molarity.... am I doing it right?

Last Answer : answer:I’m sorry, I’m having trouble following your solution with your abbreviations. What do you mean by mg? Milligrams? Moles per gram? Grams per mole? What do you mean by mass wt? Mass weight? What does that mean? Do you mean molecular weight? Sorry, I haven’t done chemistry for a while.

Which of molarity and molarity is dependent on temperature and why ?

Description : Which of molarity and molarity is dependent on temperature and why ?

Last Answer : : ' Molality' relates to the weight of the solvent and the number of moles of the solution. Since the weight of the solvent and the number of moles of the solution do not change with the ... solution but changes the volume of the solution , the molarity of the solution depends on the temperature.

What is molarity solution ?

Description : What is molarity solution ?

Last Answer : The number of moles of dissolved solution per liter of a solution is called the molarity of that solution.

Why does molarity depend on temperature ?

Description : Why does molarity depend on temperature ?

Last Answer : Molarity depends on temperature. Cause - Molarity is related to temperature. The volume of the solution changes with increasing and decreasing temperature. As a result molarity changes. As the ... variation in temperature. So another is used to express the concentration of a single solution.

What is the molarity of pure water?

Description : What is the molarity of pure water?

Last Answer : Ans: 55.5M

Define Molarity.

Description : Define Molarity.

Last Answer : Ans. It is the number of moles of the solute dissolved per litre of the solution.

What is the molarity of a salt solution prepared b dissolving three moles of salt in 500 milliliters of water? w) 1 x) 2 y) 4 z) 6

Description : What is the molarity of a salt solution prepared b dissolving three moles of salt in 500 milliliters of water? w) 1 x) 2 y) 4 z) 6

Last Answer : ANSWER: Z -- 6

2.5 liters of a sodium chloride (NaCl) solution contain 5 moles of the solute. What is the molarity? w) 5 molar x) 2 molar y) 2.5 molar z) 12.5 molar

Description : 2.5 liters of a sodium chloride (NaCl) solution contain 5 moles of the solute. What is the molarity? w) 5 molar x) 2 molar y) 2.5 molar z) 12.5 molar

Last Answer : ANSWER: X -- 2 MOLAR 

Do you think normality is subjective?

Description : Do you think normality is subjective?

Last Answer : Yes, principally because it is defined by the observer. If it was objective, normality would have a generally agreed upon definition.

What is the difference in usage between the words "normalcy" and "normality"?

Description : What is the difference in usage between the words "normalcy" and "normality"?

Last Answer : After some research, the internet seems to agree that they’re interchangeable.

What is normality ?

Description : What is normality ?

Last Answer : The number of grams of mass dissolved in a volume solution is called the normality of the solution.

You are given a solution of an alkali. In order to estimate its concentration in terms of normality , you need to know

Description : You are given a solution of an alkali. In order to estimate its concentration in terms of normality , you need to know

Last Answer : You are given a solution of an alkali. In order to estimate its concentration in terms of ... the alkali present in it and its equivalent weight.

Which amongst the following has the highest normality ?

Description : Which amongst the following has the highest normality ?

Last Answer : Which amongst the following has the highest normality ? A. 16.0 g of NaOH in 200 mL of water B. 1 ... C. 2 M sulphuric acid D. 1.5 hydrochloric acid

If 25mL of a `H_(2)SO_(4)` solution reacts completely with `1.06g` of pure `Na_(2)CO_(3)` , what is the normality of this acid sotution :

Description : If 25mL of a `H_(2)SO_(4)` solution reacts completely with `1.06g` of pure `Na_(2)CO_(3)` , what is the normality of this acid sotution :

Last Answer : If 25mL of a `H_(2)SO_(4)` solution reacts completely with `1.06g` of pure `Na_(2)CO_(3)` , what is the normality of ... N B. 0.5 N C. 1.8 N D. 0.8 N

How many grams per liter would there be in a 0.35 N (Normality) Citric acid solution?

Description : How many grams per liter would there be in a 0.35 N (Normality) Citric acid solution?

Last Answer : The normality of a solution is the number of gram-equivalent weights of the dissolved substance per liter of solution. The gram-equivalent weight of the dissolved substance is the molecular weight of the dissolved ... would have (0.35)(64.4) = 22.41 grams of citric acid per liter of solution.

Define normality of solution.

Description : Define normality of solution.

Last Answer : Normality of solution: It is defines as the number of gram equivalent of solute per liter of solution  Normality = Gram equivant of solute/ volume of solution in liter

What is the molality of a solution the has 3 mol of glucose on 6 kg of water?

Description : What is the molality of a solution the has 3 mol of glucose on 6 kg of water?

Last Answer : Molality (m) is moles of solute per kg of solvent. 3 moles/6 kg= 0.5 molal.

What is the molality of a solution made by dissolving 6 moles of Noah in 3 kg of water?

Description : What is the molality of a solution made by dissolving 6 moles of Noah in 3 kg of water?

Last Answer : Feel Free to Answer

Pick out the wrong statement. (A) The mole fraction of solute is directly proportional to the molality of a 'dilute' solution (B) For a non-reacting binary mixture of ideal gases, the partial pressure distribution of both components is nonlinear in the case of steady state unimolal unidirectional diffusion (C) Azeotropes obey Raoult's law at all temperature (D) The relative volatility of a binary mixture at the Azeotropic composition is 1

Description : Pick out the wrong statement. (A) The mole fraction of solute is directly proportional to the molality of a 'dilute' solution (B) For a non-reacting binary mixture of ideal gases, the partial ... at all temperature (D) The relative volatility of a binary mixture at the Azeotropic composition is 1

Last Answer : (C) Azeotropes obey Raoult's law at all temperature

. In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is (A) 0.50 (B) 0.60 (C) 1 (D) 2

Description : . In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is (A) 0.50 (B) 0.60 (C) 1 (D) 2

Last Answer : (A) 0.50

Molality is defined as the number of gm moles of solute per __________ of solvent. (A) Litre (B) gm (C) Kg (D) m

Description : Molality is defined as the number of gm moles of solute per __________ of solvent. (A) Litre (B) gm (C) Kg (D) m

Last Answer : (C) Kg

Explain molarity. Thanks?

Description : Explain molarity. Thanks?

Last Answer : Molarity: http://dl.clackamas.edu/ch105-04/molarity.htm

The percentage degree of hydrolysis of a salt of weak acid (HA) and weak base (BOH) in its 0.1 M solution is found to be `10%.` If the molarity of the

Description : The percentage degree of hydrolysis of a salt of weak acid (HA) and weak base (BOH) in its 0.1 M solution is found to be `10%.` If the molarity of the

Last Answer : The percentage degree of hydrolysis of a salt of weak acid (HA) and weak base (BOH) in its 0.1 M solution is ... A. `5%` B. `10%` C. `20%` D. none

The relation between molarity (M) and molarity (m) is given by : (`rho` = density of solution (g/mL), `M_(1)` = molecular weight of solute) :-

Description : The relation between molarity (M) and molarity (m) is given by : (`rho` = density of solution (g/mL), `M_(1)` = molecular weight of solute) :-

Last Answer : The relation between molarity (M) and molarity (m) is given by : (`rho` = density of solution (g/mL), `M_(1 ... ))` D. `m = (1000M)/(1000rho -MM_(1))`

In the titration of `K_(2)Cr_(2)O_(7)` and ferrous sulphate, following data is obtained: `V_(1)` mL of `K_(2)Cr_(2)O_(7)` solution of molarity `M_(1)`

Description : In the titration of `K_(2)Cr_(2)O_(7)` and ferrous sulphate, following data is obtained: `V_(1)` mL of `K_(2)Cr_(2)O_(7)` solution of molarity `M_(1)`

Last Answer : In the titration of `K_(2)Cr_(2)O_(7)` and ferrous sulphate, following data is obtained: `V_(1)` mL of `K_(2)Cr_ ... V_(2)` D. `M_(1)V_(1)=M_(2)V_(2)`

When 0.50 liter of a 12M solution is diluted to 1.0 liters the molarity of this new solution is?

Description : When 0.50 liter of a 12M solution is diluted to 1.0 liters the molarity of this new solution is?

Last Answer : 6.0 M when you multiply 12M by the .50 liters you will get the6.0 M

What is the molarity of 10.0 g of KCl in 0.500 L of solution?

Description : What is the molarity of 10.0 g of KCl in 0.500 L of solution?

Last Answer : The molarity is 0,268.

If 1.8 L of water is added to 2.5 L of a 7.0 M KOH solution what is the molarity of the new solution?

Description : If 1.8 L of water is added to 2.5 L of a 7.0 M KOH solution what is the molarity of the new solution?

Last Answer : If 1.8 L of water is added to 2.5 L of a 7.0 M KOH solution,what is the molarity of the new solution?

What would you need to do to calculate the molarity of 0.2kg of nail in3kg of water?

Description : What would you need to do to calculate the molarity of 0.2kg of nail in3kg of water?

Last Answer : Feel Free to Answer

What is the molarity of a solution made by dissolving 6 moles of naoh in 3 kg?

Description : What is the molarity of a solution made by dissolving 6 moles of naoh in 3 kg?

Last Answer : Need answer

What is the molarity of a solution that contains 0.40 mol HCl in 9.79 L solution?

Description : What is the molarity of a solution that contains 0.40 mol HCl in 9.79 L solution?

Last Answer : The molarity is 0,041

What is molarity ?

Description : What is molarity ?

Last Answer : In chemistry (as opposed to dentistry!), molar is a unit of concentration. Molarity is defined as the number of moles of solute per liter of solution. It is often abbreviated M.If you ... mole of HCl per liter of the solution.See the Related Questions for more about solutions and concentrations.

What is the molarity of a soloution which contains 22.41 grams of NaCl in 50.0 mL of soloutuon?

Description : What is the molarity of a soloution which contains 22.41 grams of NaCl in 50.0 mL of soloutuon?

Last Answer : 0.4482