What pH is expected to a strong alkali to have?

What pH is expected to a strong alkali to have?
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What is the pH of strong alkali ?

Last Answer : pH 14 of strong alkali

What is the pH value of alkali ?

Last Answer : pg value of alkali is above 7

Solution which resists changes in pH caused by the addition of acid or alkali?

Description : Solution which resists changes in pH caused by the addition of acid or alkali?

Last Answer : Buffer solution

Corrosion in boilers can be prevented by (A) Deaeration of feed water (B) Enhancing pH of feed water by adding alkali (C) Feeding sodium sulphite or hydrazine phosphate to the boilers, which combines with oxygen and prevents corrosion (D) All (A), (B) and (C)

Description : Corrosion in boilers can be prevented by (A) Deaeration of feed water (B) Enhancing pH of feed water by adding alkali (C) Feeding sodium sulphite or hydrazine phosphate to the boilers, which combines with oxygen and prevents corrosion (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

A solution which resists change in its pH value on addition of acid/alkali is called the __________ solution. (A) Neutral (B) Ideal (C) Buffer (D) Zero pH

Description : A solution which resists change in its pH value on addition of acid/alkali is called the __________ solution. (A) Neutral (B) Ideal (C) Buffer (D) Zero pH

Last Answer : Option C

The reduction of the PH value, by the action of atmospheric carbon dioxide with the alkali of the cement paste is called [ A ] atmospheric corrosion [ B ] chloride corrosion [ C ] oxidation [ D ] carbonation

Description : The reduction of the PH value, by the action of atmospheric carbon dioxide with the alkali of the cement paste is called [ A ] atmospheric corrosion [ B ] chloride corrosion [ C ] oxidation [ D ] carbonation

Last Answer : [ D ] carbonation

The reduction of the PH value, by the action of atmospheric carbon dioxide with the alkali of the cement paste is called [ A ] atmospheric corrosion [ B ] chloride corrosion [ C ] oxidation [ D ] carbonation

Description : The reduction of the PH value, by the action of atmospheric carbon dioxide with the alkali of the cement paste is called [ A ] atmospheric corrosion [ B ] chloride corrosion [ C ] oxidation [ D ] carbonation

Last Answer : [ D ] carbonation

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

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%

The pH of lemon juice is expected to be (1) equal to 7 (2) nothing can be predicted (3) less than 7 (4) more than 7

Description : The pH of lemon juice is expected to be (1) equal to 7 (2) nothing can be predicted (3) less than 7 (4) more than 7

Last Answer : (3) less than 7 Explanation: The pH level of lemon juice is, 2.00 to 2.60. It varies depending on the lemon. pH expresses different levels of acidity or alkalinity within a solution.

The pH of lemon juice is expected to be (1) equal to 7 (2) nothing can be predicted (3) less than 7 (4) more than 7

Description : The pH of lemon juice is expected to be (1) equal to 7 (2) nothing can be predicted (3) less than 7 (4) more than 7

Last Answer : less than 7

A cup of strong coffee would be expected to (A) Interfere with synthesis of prostaglandins (B) Decrease the effects of Glucagon (C) Enhance the effects of epinephrine (D) Provide the vitamin nicotinic acid

Description : A cup of strong coffee would be expected to (A) Interfere with synthesis of prostaglandins (B) Decrease the effects of Glucagon (C) Enhance the effects of epinephrine (D) Provide the vitamin nicotinic acid

Last Answer : Answer : C

A cup of strong coffee would be expected to (A) Interfere with the synthesis of prostaglandins (B) Decrease the effect of glucagon (C) Enhance the effect of epinephrine (D) Provide the vitamin nicotinic acid

Description : A cup of strong coffee would be expected to (A) Interfere with the synthesis of prostaglandins (B) Decrease the effect of glucagon (C) Enhance the effect of epinephrine (D) Provide the vitamin nicotinic acid

Last Answer : Answer : C

The most likely explanation why the auditor’s examination cannot reasonably be expected to bring all illegal acts by the client to the auditor’s attention is that a. Illegal acts are perpetrated by management override of internal control. b. Illegal acts by clients often relate to operating aspects rather than accounting aspects. c. The client’s internal control may be so strong that the auditor performs only minimal substantive testing. d. Illegal acts may be perpetrated by the only person in the client’s organization

Description : The most likely explanation why the auditor's examination cannot reasonably be expected to bring all illegal acts by the client to the auditor's attention is that a. Illegal acts are perpetrated by ... testing. d. Illegal acts may be perpetrated by the only person in the client's organization

Last Answer : Illegal acts by clients often relate to operating aspects rather than accounting aspects

What is the pH value of strong acid ?

Last Answer : The pH value of strong acid is 0

When sulfuric acid, a strong acid, is added to water, the pH of the solution a. Goes Up. b. Remains The Same. c. Goes Down. d. Cannot Be Determined.

Description : When sulfuric acid, a strong acid, is added to water, the pH of the solution a. Goes Up. b. Remains The Same. c. Goes Down. d. Cannot Be Determined.

Last Answer : c. Goes Down.

What is the oxidation number of alkali metals ?

Description : What is the oxidation number of alkali metals ?

Last Answer : Oxidation number of alkali metals + 1.

What is 'acid and alkali' according to scientist Lewis ?

Description : What is 'acid and alkali' according to scientist Lewis ?

Last Answer : Lewis, the scientist who advocated the electronic doctrine of acid and alkali. According to his theory, the compound that receives electrons is called acid. And the compound that rejects electrons is called alkali.

What are the alkali metals ?

Description : What are the alkali metals ?

Last Answer : The remaining 6 elements of hydrogen in group 1 of the periodic table .

What is the nature of acid deficient alkali ?

Description : What is the nature of acid deficient alkali ?

Last Answer : The stronger the acid , the more proton it tends to drop. Then the tendency of the acid-binding base to bind to protons is very low. That is, it is mildly alkaline. Conversely, mild acids are ... it is highly alkaline. Thus the acid-binding base is mild and the mild acid-binding base is intense.

Why Copper Oxide Is Not Alkali ?

Description : Why Copper Oxide Is Not Alkali ?

Last Answer : Substances that soothe the acid and destroy its characteristic properties are therefore alkaline. Alkalis are those substances which dissolve in water. Copper oxide only soothes the acid and eliminates its characteristic ... , but it does not dissolve in water. So copper oxide is not an alkali.

Why is NH3 called Lewis Alkali ?

Description : Why is NH3 called Lewis Alkali ?

Last Answer : According to the Lewis theory of acid-base, all the compounds that can give electrons to protons are called bases. The compounds containing mainly free electrons behave like Lewis alkalis. The nitrogen of NH 3 ... it can donate a pair of electrons to protons. That is why it is called Lewis alkali.

What is the most electrically positive and active metal of the alkali metal period ?

Description : What is the most electrically positive and active metal of the alkali metal period ?

Last Answer : Alkali metal is the most electrically positive and active metal of all time .

What is alkali ?

Description : What is alkali ?

Last Answer : The compounds that react with acids to produce salts and water are called bases.

What is the difference between alkali and alkali ?

Description : What is the difference between alkali and alkali ?

Last Answer : Alkalis are a class of chemical compounds that are capable of absorbing hydrogen ions. Such as metal oxides or hydroxides are alkalis. Water-soluble alkalis that provide hydroxide ions ( OH−) are called alkalis ... is why it is said that not all alkalis are alkalis , but all alkalis are alkalis.

Name a good alkali-free soap ? I have skin diseases so I want to stay clean by using alkali free soap instead of normal soap.

Description : Name a good alkali-free soap ? I have skin diseases so I want to stay clean by using alkali free soap instead of normal soap.

Last Answer : You can use Dettol soap. Dettol is much more alkali free. It will not be harmful for your skin disease.

What is the color of acute alkali ?

Description : What is the color of acute alkali ?

Last Answer : The color of intense alkali is purple.

What is the color of weak alkali ?

Description : What is the color of weak alkali ?

Last Answer : The color of weak alkali is blue.

What is alkali ?

Description : What is alkali ?

Last Answer : Alkalis that give hydrochloride ( OH-) ions in aqueous solution are called alkalis

What is alkali metal ?

Description : What is alkali metal ?

Last Answer : The first class elements of a periodic table are called alkali metals.

What is the difference between acid and alkali ?

Description : What is the difference between acid and alkali ?

Last Answer : The pH value of any metal is limited to 1 to 14. If the pH value of any metal is less than 7 then the metal is acidic and if it is more than 7 then the metal is alkaline.

What is alkali ?

Description : What is alkali ?

Last Answer : Alkalis are a class of chemical compounds that are capable of absorbing hydrogen ions. Such as metal oxides or hydroxides are alkalis. The water-soluble alkali that provides hydroxide ions ( OH−) is ... than that of plain water. Notable among the most common bases are sodium hydroxide , ammonia.

What does alkali react with to produce salt and water ?

Last Answer : Alkali reacts with acid to produce salt and water

In which reaction does alkali lose its alkalinity ?

Last Answer : Alkali loses its alkalinity in mitigation reaction

Which is the strongest alkali ?

Last Answer : Intense alkali NAOH

What makes alkali red litmus paper ?

Last Answer : Alkali turns red litmus paper blue

What is an alkaline alkali ?

Last Answer : According to the Bronsted-Laurie theory, when an acid reacts with an alkali , the acid forms its binding alkali and the alkali binds its binding acid by exchanging a proton (hydrogen cation or H +) .

What does alkali produce in water ?

Last Answer : Alkalis produce hydroxyl ions in water.

None Metal Of alkali With Reaction By No ?

Last Answer : Copper ' Of alkali With Reaction By No.

Acid, Of alkali Power No No Of the subject On Depending By ?

Last Answer : PH quality On Acid, Of alkali Power Depending Besides Those Oxy Of acids Central Atomic Zaron The value More Them Power More

Alkali Who Say ?

Last Answer : In water Excessively Soluble Metallic To hydroxide Alkali Says. E.g. NaOH, KOH etc.

Which of the following alkali metal ions has the lowest ionic mobility in aqueous solutions?

Description : Which of the following alkali metal ions has the lowest ionic mobility in aqueous solutions?

Last Answer : Which of the following alkali metal ions has the lowest ionic mobility in aqueous solutions? A. `Li^(+)` B. `Na^(+)` C. `Rb^(+)` D. `Cs^(+)`

For alkali metals, which one of the following trends is incorrect ?

Description : For alkali metals, which one of the following trends is incorrect ?

Last Answer : For alkali metals, which one of the following trends is incorrect ? A. Hydration energy `: Li^(+) gt Na^(+) ... D. Atomic size `: Li lt Na lt K lt Rb`

The ease of adsorption of the hydrated alkali metal ions on ion-exchange resins follows the order:

Description : The ease of adsorption of the hydrated alkali metal ions on ion-exchange resins follows the order:

Last Answer : The ease of adsorption of the hydrated alkali metal ions on ion-exchange resins follows the order: A. `K^(+)lt Na + ... (+)lt K^(+)lt Na^(+)lt Li^(+)`

The compound that on treatment with benzene sulphonyl chloride, forms a precipitate soluble in alkali, is

Description : The compound that on treatment with benzene sulphonyl chloride, forms a precipitate soluble in alkali, is

Last Answer : The compound that on treatment with benzene sulphonyl chloride, forms a precipitate soluble in alkali, is A. `(C_(2) ... -NH_(2)` D. `CH_(3)-CONH_(2)`

Aniline when treated acetyl chlroide in presence of alkali, the product formed is:

Description : Aniline when treated acetyl chlroide in presence of alkali, the product formed is:

Last Answer : Aniline when treated acetyl chlroide in presence of alkali, the product formed is: A. ... benzoyl chloride C. acetophenone D. aniline hydrochloride

The pair of the equimolar compound that would be give a single condensation product when treated with an alkali is

Description : The pair of the equimolar compound that would be give a single condensation product when treated with an alkali is

Last Answer : The pair of the equimolar compound that would be give a single condensation product when treated with an alkali is A ... ` B. C. D. `CH_(3)CHO+HCHO`

Alkali metal hydrogen fluorides have a formula `M[HF_2]`. They are found to contain a linear symmetrical anion having an overall F—H—F distance of 2.2

Description : Alkali metal hydrogen fluorides have a formula `M[HF_2]`. They are found to contain a linear symmetrical anion having an overall F—H—F distance of 2.2

Last Answer : Alkali metal hydrogen fluorides have a formula `M[HF_2]`. They are found to contain a linear symmetrical ... F-atoms through two T bonds in the anion.