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

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

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)

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

Definition wanted: Molarity , Molality , Normality.

Last 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 ... normal solution. The concentration of a normal solution is called normality. It is expressed by N.

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)

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.

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 

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.

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 ?

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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.

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

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

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Description : The Philippine Standards on Auditing issued by AASC a. Need to be applied on all audit related. b. Require that in no circumstances would an auditor may judge it necessary to depart from a PSA, ... for the purpose of expressing an opinion. d. Must not apply to other related activities of auditors

Last Answer : Apply to independent examination of financial statements of any entity when such an examination is conducted for the purpose of expressing an opinion.

When a CPA who is not independent is associated with financial statements, he would be precluded from expressing an opinion becausea. The public would be aware of his lack ofindependence and would place little orno faith in his opinion.b. He would place himself in the position ofsuffering an adverse decision in apossible liability suit.c. He would be in the position of auditinghis own work.d. Any auditing procedures he mightperform would not be in accordancewith generally accepted auditingstandards

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Last Answer : Any auditing procedures he might perform would not be in accordance with generally accepted auditing standards

Which of the following is an incorrect statement relating to the theoretical framework of auditing? a. Effective internal control structure reduces the probability of fraud or irregularities in an organization. b. Application of generally accepted accounting principles results in a fair presentation of financial statements. c. When examining financial data foropinion thereon, the auditor actsexclusively in the capacity of an auditor.d. In collecting evidence, auditorsshould maintain an attitude of trustabout their clients' assertions. the purpose of expressing an independent

Description : Which of the following is an incorrect statement relating to the theoretical framework of auditing? a. Effective internal control structure reduces the probability of fraud or irregularities in ... collecting evidence, auditors should maintain an attitude of trust about their clients' assertions.

Last Answer : In collecting evidence, auditors should maintain an attitude of trust about their clients' assertions.

The Philippine Standards on Auditing issued by AASC: a. Apply to independent examination of financial statements of any entity when such an examination is conducted for the purpose of expressing an opinion. b. Need to be applied on all audit related. c. Must not apply to other related activities of auditors. d. Require that in no circumstances would an auditor may judge it necessary to depart from a PSA, even though such a departure may result to more effective achievement of the objective of an audit

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Last Answer : Apply to independent examination of financial statements of any entity when such an examination is conducted for the purpose of expressing an opinion

Why do men wear ties to show formality and that they are "dressed up"?

Description : Why do men wear ties to show formality and that they are "dressed up"?

Last Answer : It's not really a way to show that they're dressed up or a way to show formality. It's more a way of showing respect and dignity in certain situations--eg., if a particular job requires it or a ... takes the time to tend to his appearance, and not to look to casually or as if he doesn't care.

What was the “compulsory formality” at the entrance to all camps?

Description : What was the “compulsory formality” at the entrance to all camps?

Last Answer : to check in with the guards to see whether one was allowedaccess to the camp.

What is Formality ?

Last Answer : Formality means formality.

What is one suggestion for effective interaction Use an appropriate level of formality. Avoid topics that cause disagreement. Never ask questions of the other person.?

Description : What is one suggestion for effective interaction Use an appropriate level of formality. Avoid topics that cause disagreement. Never ask questions of the other person.?

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

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.

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.

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.

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

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

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

. 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

Define Molality.

Description : Define Molality.

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

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

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

Pick out the wrong statement. (A) α-particle emission from a radioactive element makes it electrically negative (B) β-particle emission from a radioactive element makes it electrically positive (C) A radioactive element having a half life period of 20 years will completely disintegrated in 40 years (D) The disintegration constant of a radioactive isotope is independent of pressure, temperature or concentration

Description : Pick out the wrong statement. (A) α-particle emission from a radioactive element makes it electrically negative (B) β-particle emission from a radioactive element makes it electrically ... ) The disintegration constant of a radioactive isotope is independent of pressure, temperature or concentration

Last Answer : (C) A radioactive element having a half life period of 20 years will completely disintegrated in 40 years

Which of the following is an independent variable for a batch tank reactor with uniform concentration and temperature? (A) Time (B) Useful volume of the tank (C) Diameter of the reactor (D) None of these

Description : Which of the following is an independent variable for a batch tank reactor with uniform concentration and temperature? (A) Time (B) Useful volume of the tank (C) Diameter of the reactor (D) None of these

Last Answer : (A) Time

Enzymes are destroyed, when the (A) Temperature is very high (B) Reactant's concentration is very high (C) Reactant's concentration is very low (D) Reaction rate is independent of the reactant's concentration

Description : Enzymes are destroyed, when the (A) Temperature is very high (B) Reactant's concentration is very high (C) Reactant's concentration is very low (D) Reaction rate is independent of the reactant's concentration

Last Answer : (A) Temperature is very high

The reaction A → B is conducted in an adiabatic plug flow reactor (PFR). Pure A at a concentration of 2 kmol/m3 is fed to the reactor at the rate of 0.01 m3 /s and at a temperature of 500 K. If the exit conversion is 20%, then the exit temperature (in k) is (Data: Heat of reaction at 298 K = - 50000 kJ/ kmole of A reacted Heat capacities CPA = CPB = 100kJ/kmole. K (may be assumed to be independent of temperature)) (A) 400 (B) 500 (C) 600 (D) 1000

Description : The reaction A → B is conducted in an adiabatic plug flow reactor (PFR). Pure A at a concentration of 2 kmol/m3 is fed to the reactor at the rate of 0.01 m3 /s and at a temperature of 500 K. If the exit ... /kmole. K (may be assumed to be independent of temperature)) (A) 400 (B) 500 (C) 600 (D) 1000

Last Answer : (C) 600

For a tubular flow reactor with uniform concentration and temperature, the independent variable is (A) Time (B) Length (C) Diameter (D) None of these

Description : For a tubular flow reactor with uniform concentration and temperature, the independent variable is (A) Time (B) Length (C) Diameter (D) None of these

Last Answer : (B) Length

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.

Explain molarity. Thanks?

Description : Explain molarity. Thanks?

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

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.

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))`