What is the value of heat of neutralization when strong acid and base react?

What is the value of heat of neutralization when strong acid and base react?
by

1 Answer

Answer :

Ans: The heat of neutralization is -57.32 kJ, when strong acid and base react.
by

Related questions

Why a polystyrene cup is used instead of a glass beaker to find out heat of neutralization?

Description : Why a polystyrene cup is used instead of a glass beaker to find out heat of neutralization?

Last Answer : Ans: A polystyrene cup acts as an insulator therefore it will not allow heat to exchange between reaction mixture and its surroundings and enthalpy of reaction doesn’t change . On the other hand glass can easily transfer and exchange heat bringing change in enthalpy of reaction.

On which factors heat content of a system depends?

Description : On which factors heat content of a system depends?

Last Answer : Ans: Heat content (enthalpy of a reaction depends upon two factors I. Physical state of reactants II. Temperature

Why in endothermic reaction we have to provide heat to the system?

Description : Why in endothermic reaction we have to provide heat to the system?

Last Answer : Ans: In endothermic reactions the energy of the products is more than that of the reactants, so in order to form the product we have to provide energy to the system.

What are spectator ions?

Description : What are spectator ions?

Last Answer : During a neutralization reaction anion of acid and cation of base don’t take part in the reaction and remain in the solution .These ions are called spectater ions.

Why enthalpy of water in liquid state (25 C) is less than the enthalpy of steam (100 C)?

Description : Why enthalpy of water in liquid state (25 C) is less than the enthalpy of steam (100 C)?

Last Answer : Ans: Enthalpy of water in liquid state is less than steam because the steam is at high temperature i.e;100 C, whereas that of liquid water is 25 C.

What is the effect of endothermic and exothermic reactions on temperature of surroundings.

Description : What is the effect of endothermic and exothermic reactions on temperature of surroundings.

Last Answer : Ans: In endothermic reactions heat is absorbed from the surroundings resulting in decrease of temperature. Whereas heat is evolved in surrounding during exothermic reaction so temperature of surroundings increases.

Define thermochemistry?

Description : Define thermochemistry?

Last Answer : “The branch of chemistry in which we study the heat changes during chemical reactions is called ThermoChemistry”.

(i)What happens to the internal energy of the system. (a) if work is done by the system. (b)Work is done on the system. (ii) Why enthalpy of neutralization of strong acid and base is consant?

Description : (i)What happens to the internal energy of the system. (a) if work is done by the system. (b)Work is done on the system. (ii) Why enthalpy of neutralization of strong acid and base is consant?

Last Answer : Ans. (i).(a)ΔU Decreases. (ΔU = q - w) (b)ΔU increases. (ΔU = q + w) (ii) Strong acids and bases dissociate completely into ions in aqueous solution and form 1 mole of water.

0.257g of organic substance was heated with conc. sulphuric acid and then distilled with excess of strong alkali .the ammonia gas evolved was absorbed in 50ml of .1M HCl which required 23.2ml of c for neutralization at the end of the process. Determine the % of nitrogen in the compound ?

Description : 0.257g of organic substance was heated with conc. sulphuric acid and then distilled with excess of strong alkali .the ammonia gas evolved was absorbed in 50ml of .1M HCl which required 23.2ml of c for neutralization at the end of the process. Determine the % of nitrogen in the compound ?

Last Answer : A. Vol of 0 .1M HCl taken = 50ml Vol of .1MNaOH used for neutralization of unused acid=23.2ml Now, 23.2 ml of .1MNaOH =23.2ml of .1MHCl Vol of .1MHCl unused=23.2ml Vol of .1MHCl required ... NH3 solution contain nitrogen = 14*26.8/10*1000 Percentage of Nitrogen=14*26.8*100/10*1000*.257 =14.6%

Trichloroacetic acid, a strong acid, has been used by dentists for chemical cautery of hypertrophic tissue and aphthous ulcers; its mechanism of action is, BOUCHERS P 194 A. Thermodynamic action B. Activation of tissue enzymes C. Osmotic pressure D. Protein precipitation (PPT) E. Neutralization

Description : Trichloroacetic acid, a strong acid, has been used by dentists for chemical cautery of hypertrophic tissue and aphthous ulcers; its mechanism of action is, BOUCHERS P 194 A. Thermodynamic ... Activation of tissue enzymes C. Osmotic pressure D. Protein precipitation (PPT) E. Neutralization

Last Answer : D. Protein precipitation (PPT)

_______ is the process in which acids and bases react to form salts and water. (1) Neutralization (2) Electrolysis (3) Distillation (4) Hydrolysis

Description : _______ is the process in which acids and bases react to form salts and water. (1) Neutralization (2) Electrolysis (3) Distillation (4) Hydrolysis

Last Answer : (1) Neutralization Explanation: Neutralization is a process when acids and bases react to form salt and water.

The hydrolysis of a fat using a solution of a strong hydroxide is called: w) neutralization x) esterification y) saponification z) condensation

Description : The hydrolysis of a fat using a solution of a strong hydroxide is called: w) neutralization x) esterification y) saponification z) condensation

Last Answer : ANSWER: Y -- SAPONIFICATION

Is the neutralization of citric acid and sodium hydroxide acid base or neutral?

Description : Is the neutralization of citric acid and sodium hydroxide acid base or neutral?

Last Answer : Sodium citrate solution is basic.

Is the neutralization reaction of hydrochloric acid and calcium chloride acid base or neutral?

Description : Is the neutralization reaction of hydrochloric acid and calcium chloride acid base or neutral?

Last Answer : Calcium chloride solution is neutral.

During neutralization reaction acids react with ........to form ........and water. (a) Metals ,Gas (b) Bases, Salt (c) Non-Metal , Salt (d)Acids ,Salts

Description : During neutralization reaction acids react with ........to form ........and water. (a) Metals ,Gas (b) Bases, Salt (c) Non-Metal , Salt (d)Acids ,Salts

Last Answer : (b) Bases, Salt

`{:("column I","column II"),("(A)"4.1gH_(2)SO_(3),"(p) 200 mL of 0.5 N base is used for complete neutralization"),("(B)" 4.9 g H_(3)PO_(4),"(q) 200 mi

Description : `{:("column I","column II"),("(A)"4.1gH_(2)SO_(3),"(p) 200 mL of 0.5 N base is used for complete neutralization"),("(B)" 4.9 g H_(3)PO_(4),"(q) 200 mi

Last Answer : `{:("column I","column II"),("(A)"4.1gH_(2)SO_(3),"(p) 200 mL of 0.5 N base is used for ... Na_(2)CO_(3),"(s)May react with an oxidising agent"):}`

The heat of neutralisation remains constant, when there is a reaction between dilute solutions of strong (A) Base and strong acid (B) Base and weak acid (C) Acid and weak base (D) None of these

Description : The heat of neutralisation remains constant, when there is a reaction between dilute solutions of strong (A) Base and strong acid (B) Base and weak acid (C) Acid and weak base (D) None of these

Last Answer : Option A

What salt results from the neutralization of phosphoric acid with potassium hydroxide?

Description : What salt results from the neutralization of phosphoric acid with potassium hydroxide?

Last Answer : Feel Free to Answer

Choose the correct statement about colloidal bismuth subcitrate: A. It causes prolonged neutralization of gastric acid B. It has anti-H.pylori activity C. It relieves peptic ulcer pain promptly D. All of the above are correct

Description : Choose the correct statement about colloidal bismuth subcitrate: A. It causes prolonged neutralization of gastric acid B. It has anti-H.pylori activity C. It relieves peptic ulcer pain promptly D. All of the above are correct

Last Answer : B. It has anti-H.pylori activity

What is the process by which an atom gains electrons? w) Reduction x) Neutralization y) Electrolysis z) Oxidation

Description : What is the process by which an atom gains electrons? w) Reduction x) Neutralization y) Electrolysis z) Oxidation

Last Answer : ANSWER: W -- REDUCTION

When an aldehyde is heated with Fehling's solution, the aldehyde undergoes one of the following processes. Does it undergo: w) neutralization x) oxidation y) reduction z) esterification

Description : When an aldehyde is heated with Fehling's solution, the aldehyde undergoes one of the following processes. Does it undergo: w) neutralization x) oxidation y) reduction z) esterification

Last Answer : ANSWER: X -- OXIDATION

Metallic oxides which react with both acid and base to produce salt and water are called A) Neutral Oxides B) Basic Oxides C) Amphoteric Oxides D) Acidic Oxides

Description : Metallic oxides which react with both acid and base to produce salt and water are called A) Neutral Oxides B) Basic Oxides C) Amphoteric Oxides D) Acidic Oxides

Last Answer : C) Amphoteric Oxides

why is it that when you have a strong base and a strong acid that are mixed together make a viable drink, yet, when served seperately have a caustic effect?

Description : why is it that when you have a strong base and a strong acid that are mixed together make a viable drink, yet, when served seperately have a caustic effect?

Last Answer : So, you want us to do your homework for you? It is easy to do the research now that we have computers and search engines. So, search and learn.

Which of the following plots will obtained for a conductomeric titration of strong acid against a weak base?

Description : Which of the following plots will obtained for a conductomeric titration of strong acid against a weak base?

Last Answer : Which of the following plots will obtained for a conductomeric titration of strong acid against a weak base? A. B. C. D.

Antacid contain a) Weak acid b) Weak base c) Strong acid d) Strong base

Description : Antacid contain a) Weak acid b) Weak base c) Strong acid d) Strong base

Last Answer : b) Weak base

Alkyl halides react with ammonia in the presence of base to form : (a) primary amines(b) nitrated alkyl halides(c) amides(d) quaternary ammonium salts

Description : Alkyl halides react with ammonia in the presence of base to form : (a) primary amines (b) nitrated alkyl halides (c) amides (d) quaternary ammonium salts

Last Answer : primary amines

Products of neutralization reaction are always -Science-7

Description : Products of neutralization reaction are always -Science-7

Last Answer : Products of neutralization reaction are always a salt and water.

what is the neutralization?

Description : what is the neutralization?

Last Answer : Neutralization is the reaction between an acid and a base, the products being a salt and water.

Which of the following best describes a neutralization reactions?

Description : Which of the following best describes a neutralization reactions?

Last Answer : Answer this question… Which of the following best describes a neutralization reaction? A. Acid + base H+ + OH- B. Acid + base salt + water C. Acid + base metal + nonmetal D. Acid + base H2O + H3O+

The absolute enthalpy of neutralization of the reaction, `MgO(s)+2HCl(aq.)+H_(2)O(l)` will be

Description : The absolute enthalpy of neutralization of the reaction, `MgO(s)+2HCl(aq.)+H_(2)O(l)` will be

Last Answer : The absolute enthalpy of neutralization of the reaction, `MgO(s)+2HCl(aq.)+H_(2)O(l)` will be A. `57.33" kj ... )` D. Less than `=57.33" kj mol"^(-1)`

How has neutralization reactions helped us from bee stings and wasp stings?

Description : How has neutralization reactions helped us from bee stings and wasp stings?

Last Answer : Thanks to neutralization, we can deal with bee stings and wasp stings much easier now. Once someone is stung by a bee, all they have to do is go indoors to prevent getting stung by any other bees in ... with a weak alkali. It’s the same with a wasp sting, but just neutralize it with a weak acid.

What is the process of cancelling the effect on internal device capacitance in radio transmitters? A. Degaussing B. Neutralization C. Ionization D. Stabilization

Description : What is the process of cancelling the effect on internal device capacitance in radio transmitters? A. Degaussing B. Neutralization C. Ionization D. Stabilization

Last Answer : B. Neutralization

When no signal is being received, the loudspeaker is not entirely silent as a result of the presence of A. parasitic oscillations in some of the receiver stages. B. negative feedback in each stage. C. spurious frequencies as a result of improper neutralization. D. internal receiver noise.

Description : When no signal is being received, the loudspeaker is not entirely silent as a result of the presence of A. parasitic oscillations in some of the receiver stages. B. negative feedback in each stage. C. spurious frequencies as a result of improper neutralization. D. internal receiver noise.

Last Answer : D. internal receiver noise.

What is NEUTRALIZATION ?

Description : What is NEUTRALIZATION ?

Last Answer : NEUTRALIZATION:  Acid + alkali = salt +water  This is neutralization.  The yellow oily left over stains turns red / orange because of neutralization.  Edible oils are compounds of alcohols and organic acids.  Neutralization reaction is indicated by yellow (turmeric) turns into red.

When antigens are attached to the surface of latex beads and then reacted with an appropriate antibody, a/an reaction occurs. a. Inhibition b. Agglutination c. Neutralization d. Precipitation

Description : When antigens are attached to the surface of latex beads and then reacted with an appropriate antibody, a/an reaction occurs. a. Inhibition b. Agglutination c. Neutralization d. Precipitation

Last Answer : b. Agglutination

The serological reaction where antigens and antibodies form an extensive Lattice of large particles is called a. Fixation. b. Precipitation. c. Neutralization. d. Agglutination.

Description : The serological reaction where antigens and antibodies form an extensive Lattice of large particles is called a. Fixation. b. Precipitation. c. Neutralization. d. Agglutination.

Last Answer : c. Neutralization.

_______ is a serological reaction that produces Little or no visible evidence of a reaction. a. Precipitation b. ELISA c. NeutraLization d. Agglutination

Description : _______ is a serological reaction that produces Little or no visible evidence of a reaction. a. Precipitation b. ELISA c. NeutraLization d. Agglutination

Last Answer : a. Precipitation

A/an ________mechanism facilitates the clearance of toxins from the body. a. Opsonization b. Precipitation c. Agglutination d. Neutralization

Description : A/an ________mechanism facilitates the clearance of toxins from the body. a. Opsonization b. Precipitation c. Agglutination d. Neutralization

Last Answer : d. Neutralization

Which of the alkyl chlorides listed below undergoes dehydrohalogenation inthe presence of a strong base to give 2-pentene as the only alkene product?(a) 1-chloropentane(b) 2-chloropentane(c) 3-chloropentane(d) 1-chloro-2-methylbutane

Description : Which of the alkyl chlorides listed below undergoes dehydrohalogenation in the presence of a strong base to give 2-pentene as the only alkene product? (a) 1-chloropentane (b) 2-chloropentane (c) 3-chloropentane (d) 1-chloro-2-methylbutane

Last Answer : 3-chloropentane

Dehydrohalogenation of 2-bromobutane in the presence of a strong base proceeds via which of the following mechanistic pathways? (a) SN1 (b) SN2 (c) E1 (d) E2

Description : Dehydrohalogenation of 2-bromobutane in the presence of a strong base proceeds via which of the following mechanistic pathways? (a) SN1 (b) SN2 (c) E1 (d) E2

Last Answer : E2

Which of the alkyl chlorides listed below undergoes dehydrohalogenation in the presence of a strong base to give 2-pentene as the only alkene product? (a) 1-chloropentane (b) 2-chloropentane (c) 3-chloropentane (d) 1-chloro-2-methylbutane

Description : Which of the alkyl chlorides listed below undergoes dehydrohalogenation in the presence of a strong base to give 2-pentene as the only alkene product? (a) 1-chloropentane (b) 2-chloropentane (c) 3-chloropentane (d) 1-chloro-2-methylbutane

Last Answer : 3-chloropentane

Buffer solutions have constant acidity and alkalinity because: (1) they have fixed value of pH (2) these give unionised acid or base on reaction with added acid or alkali (3) acids and alkalies in these solutions are shielded from attack by other ions (4) they have large excess of H+ or OH– ions

Description : Buffer solutions have constant acidity and alkalinity because: (1) they have fixed value of pH (2) these give unionised acid or base on reaction with added acid or alkali (3) acids and alkalies in these solutions are shielded from attack by other ions (4) they have large excess of H+ or OH– ions

Last Answer : these give unionised acid or base on reaction with added acid or alkali

Which types of minerals have provided a strong base for development of metallurgical industries in India ? -SST 10th

Description : Which types of minerals have provided a strong base for development of metallurgical industries in India ? -SST 10th

Last Answer : Ferrous minerals like iron ore, manganese etc., account for about three-fourth of the total value of the production of metallic minerals in India. As such, ferrous minerals provide a strong ... and machines required in the industries are made of iron, industrial development is determined by iron.

Which of the following most readily undergoes `E_(2)` elimination with a strong base?

Description : Which of the following most readily undergoes `E_(2)` elimination with a strong base?

Last Answer : Which of the following most readily undergoes `E_(2)` elimination with a strong base? A. 2- ... -Bromo-2,2-dimethylpropane D. 2-Bromo-3-methylbutane

Which of the following most readily undergoes `E_(2)` elimination with a strong base?

Description : Which of the following most readily undergoes `E_(2)` elimination with a strong base?

Last Answer : Which of the following most readily undergoes `E_(2)` elimination with a strong base? A. 2- ... -Bromo-2,2-dimethylpropane D. 2-Bromo-3-methylbutane

Which ion increases in concentration when a strong is base added to water?

Description : Which ion increases in concentration when a strong is base added to water?

Last Answer : Hydroxide ion (OH-)

What can CRM marketing do for a company with a strong customer base?

Description : What can CRM marketing do for a company with a strong customer base?

Last Answer : CRM marketing can help any business as it is geared towards retention of customers. CRM marketing will help you to get a plan to gain customer trust and build a good relationship with the customers that you have, this will also help you to gain new customers.

Which one of the following is an example of a strong base?

Description : Which one of the following is an example of a strong base?

Last Answer : sodium hydroxide

Which one among the following is not an attribute of sustainability of Indian democratic model? (1) Unity in diversity in socio-cultural patterns (2) Sustained economic growth specially after the 1990s (3) Regular elections in the centre and states since 1950s (4) A strong industrial base with a vibrant federal structure

Description : Which one among the following is not an attribute of sustainability of Indian democratic model? (1) Unity in diversity in socio-cultural patterns (2) Sustained economic growth specially after the ... the centre and states since 1950s (4) A strong industrial base with a vibrant federal structure

Last Answer : (2) Sustained economic growth specially after the 1990s Explanation: Sustained economic growth specially after the 1990s, is not an attribute of sustainability of Indian democratic model.

What is the pH value of strong acid ?

Last Answer : The pH value of strong acid is 0