What is the action of potassium hydroxide on 0.1 bromothymol blue?

What is the action of potassium hydroxide on 0.1 bromothymol blue?
by

1 Answer

Answer :

The color is dark blue.
by

Related questions

What is the action of sodium chloride on 0.1 bromothymol blue?

Description : What is the action of sodium chloride on 0.1 bromothymol blue?

Last Answer : The color remain unchanged.

What colour does bromothymol blue turn when dipped in a base?

Description : What colour does bromothymol blue turn when dipped in a base?

Last Answer : What is the answer ?

Local action in a dry-cell, or lead-acid storage battery is the process whereby ________________. A. hydrogen gas is liberated B. the electrolyte compensates for overcharging C. potassium hydroxide absorbs carbon dioxide from the air D. the battery becomes discharged without being connected to a load

Description : Local action in a dry-cell, or lead-acid storage battery is the process whereby ________________. A. hydrogen gas is liberated B. the electrolyte compensates for overcharging C. potassium hydroxide ... carbon dioxide from the air D. the battery becomes discharged without being connected to a load

Last Answer : Answer: D

What are the chemical signals of Potassium Hydroxide ?

Description : What are the chemical signals of Potassium Hydroxide ?

Last Answer : : The chemical signal of potassium hydroxide is KOH

What are the chemical signals of Potassium Hydroxide ?

Last Answer : The chemical signal of potassium hydroxide is KOH

What is the balanced reaction of copper 2 nitrate and potassium hydroxide?

Description : What is the balanced reaction of copper 2 nitrate and potassium hydroxide?

Last Answer : The chemical equation is:Cu(NO3)2 + 2 KOH = 2 KNO3 + Cu(OH)2(s)

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

What is the net ionic equation for ammonium perchlorate and potassium hydroxide?

Description : What is the net ionic equation for ammonium perchlorate and potassium hydroxide?

Last Answer : The chemical reaction is:NH4ClO4 + KOH ↔ KClO4 + NH4OH

Potassium hydroxide poisoning?

Description : Potassium hydroxide poisoning?

Last Answer : DefinitionThis article discusses poisoning from swallowing or touching potassium hydroxide or products that contain this chemical.This is for information only and not for use in the ... throatCollapseDiarrheaMouth pain - severeRapid drop in blood pressureThroat pain - severeSymptoms from getting

The following statement(s) is/are true concerning initial microbiologic diagnostic techniques. a. Appropriate expeditious transport of specimens to the microbiology laboratory is essential for obtaining accurate clinical information b. The use of potassium hydroxide in preparing a specimen slide for light microscopy will be useful in identification of anaerobic bacteria c. Antibiotic sensitivity is determined by exposing the specific microorganism to varying amounts of antibiotic with the concentration of the antibiotic inhibiting growth referred to as the MIC (minimal inhibitory concentration) d. Serum levels of antimicrobial agents should achieve in excess of a 4-to 8-fold increase over the MIC to be considered clinically efficacious.

Description : The following statement(s) is/are true concerning initial microbiologic diagnostic techniques. a. Appropriate expeditious transport of specimens to the microbiology laboratory is essential for obtaining accurate ... a 4-to 8-fold increase over the MIC to be considered clinically efficacious.

Last Answer : Answer: a, c, d Because most surgical infections are polymicrobial, specimens should be cultured for aerobic and anaerobic bacteria, as well as fungi. Although aerobic and aerotolerant ... fold increase over MIC during the peak serum level have been demonstrated to be clinically efficacious

Which of the following chemicals is used in photography? (1) Aluminium hydroxide (2) Silver bromide (3) Potassium nitrate (4) Sodium chloride

Description : Which of the following chemicals is used in photography? (1) Aluminium hydroxide (2) Silver bromide (3) Potassium nitrate (4) Sodium chloride

Last Answer : (2) Silver bromide Explanation: Silver bromide (AOBr), a soil , pale-yellow, water insoluble salt well known (along with other silver hali(les) for its unusual sensitivity to light:. This ... making the Shroud of Turin. The salt can be found naturally as the mineral bromargyrite (bromyrite).

For detecting the nitrites in the sewage, the matching colour may be developed by adding A. Potassium permanganate B. Sulphuric acid and napthamine C. Phenol-di -sulphuric acid potassium hydroxide D. None of these

Description : For detecting the nitrites in the sewage, the matching colour may be developed by adding A. Potassium permanganate B. Sulphuric acid and napthamine C. Phenol-di -sulphuric acid potassium hydroxide D. None of these

Last Answer : ANS: B

For detecting the nitrates in sewage, the colour may be developed by adding A. Potassium permanganate B. Sulphuric acid and napthamine C. Phenol-di -sulphuric acid and potassium hydroxide D. None of these

Description : For detecting the nitrates in sewage, the colour may be developed by adding A. Potassium permanganate B. Sulphuric acid and napthamine C. Phenol-di -sulphuric acid and potassium hydroxide D. None of these

Last Answer : ANS: C

The plates of a NiCad storage battery are made of ________. A. potassium hydroxide with a small amount of sulfuric acid B. lead and lead peroxide C. silver oxide and lead sulfate D. combinations of nickel powder and nickel & cadmium salts

Description : The plates of a NiCad storage battery are made of ________. A. potassium hydroxide with a small amount of sulfuric acid B. lead and lead peroxide C. silver oxide and lead sulfate D. combinations of nickel powder and nickel & cadmium salts

Last Answer : Answer: D

When a nickel-cadium battery begins gassing while connected to the battery charging circuit, you should _____________. A. do nothing as this is a normal condition when charging B. add distilled water to each cell to reduce the specific gravity of the electrolyte C. add potassium hydroxide to each cell to increase the specific gravity of the electrolyte D. decrease the charging rate

Description : When a nickel-cadium battery begins gassing while connected to the battery charging circuit, you should _____________. A. do nothing as this is a normal condition when charging B. add distilled water ... to each cell to increase the specific gravity of the electrolyte D. decrease the charging rate

Last Answer : Answer: A

The electrolyte used in a nickel-cadmium battery is distilled water and ______________. A. diluted sulfuric acid B. potassium hydroxide C. lead sulfate D. zinc oxide

Description : The electrolyte used in a nickel-cadmium battery is distilled water and ______________. A. diluted sulfuric acid B. potassium hydroxide C. lead sulfate D. zinc oxide

Last Answer : Answer: B

Potassium hydroxide Used to make?

Description : Potassium hydroxide Used to make?

Last Answer : toilet soap

Solution used in Doctor's treatment for the removal of mercaptans is (A) Sodium hydroxide (B) Sodium plumbite (C) Cupric chloride (D) Potassium isobutyrate

Description : Solution used in Doctor's treatment for the removal of mercaptans is (A) Sodium hydroxide (B) Sodium plumbite (C) Cupric chloride (D) Potassium isobutyrate

Last Answer : (B) Sodium plumbite

A metal carbonate X on reacting with an acid gives a gas which when passed through a solution Y gives carbonate back..Identify X and Y. (a) X is sodium carbonate and Y is Sodium hydroxide (b) X is Calcium carbonate and Y is calcium hydroxide (c ) X is Potassium carbonate and Y is Potassium hydroxide. (d) None of above

Description : A metal carbonate X on reacting with an acid gives a gas which when passed through a solution Y gives carbonate back..Identify X and Y. (a) X is sodium carbonate and Y is Sodium hydroxide (b) X ... Y is calcium hydroxide (c ) X is Potassium carbonate and Y is Potassium hydroxide. (d) None of above

Last Answer : (b) X is Calcium carbonate and Y is calcium hydroxide

In flue gas analysis by Orsat's apparatus, oxygen is absorbed by (A) Potassium hydroxide (B) Cuprous chloride (C) Alkaline pyrogallol solution

Description : In flue gas analysis by Orsat's apparatus, oxygen is absorbed by (A) Potassium hydroxide (B) Cuprous chloride (C) Alkaline pyrogallol solution

Last Answer : (C) Alkaline pyrogallol solution

In flue gas analysis by Orsat's apparatus, carbon dioxide is absorbed by (A) Potassium hydroxide (B) Dilute potassium carbonate (C) Cuprous chloride (D) Alkaline pyrogallol solution

Description : In flue gas analysis by Orsat's apparatus, carbon dioxide is absorbed by (A) Potassium hydroxide (B) Dilute potassium carbonate (C) Cuprous chloride (D) Alkaline pyrogallol solution

Last Answer : (A) Potassium hydroxide

In flue gas analysis by Orsat's apparatus, carbon monoxide is absorbed by (A) Cuprous chloride (B) Potassium hydroxide (C) Alkaline pyrogallol solution (D) None of these

Description : In flue gas analysis by Orsat's apparatus, carbon monoxide is absorbed by (A) Cuprous chloride (B) Potassium hydroxide (C) Alkaline pyrogallol solution (D) None of these

Last Answer : (A) Cuprous chloride

The positive plants of nickel iron cell is made up of a. Nickel hydroxide b. Lead peroxide c. Ferrous hydroxide d. Potassium hydroxide

Description : The positive plants of nickel iron cell is made up of a. Nickel hydroxide b. Lead peroxide c. Ferrous hydroxide d. Potassium hydroxide

Last Answer : a. Nickel hydroxide

The positive plates of nickel iron cell is made up of a. Nickel hydroxide b. Lead peroxide c. Ferrous hydroxide d. Potassium hydroxide

Description : The positive plates of nickel iron cell is made up of a. Nickel hydroxide b. Lead peroxide c. Ferrous hydroxide d. Potassium hydroxide

Last Answer : a. Nickel hydroxide

Oxygen has a valence number of -1 in: w) Sodium Peroxide x) Potassium Chlorate y) Water z) Sodium Hydroxide

Description : Oxygen has a valence number of -1 in: w) Sodium Peroxide x) Potassium Chlorate y) Water z) Sodium Hydroxide

Last Answer : ANSWER: W -- SODIUM PEROXIDE

Which of the following reactions involve NEITHER oxidation nor reduction? w) burning antimony in chlorine x) decomposition of potassium chlorate y) reaction of sodium with water z) reaction of potassium hydroxide with nitric acid

Description : Which of the following reactions involve NEITHER oxidation nor reduction? w) burning antimony in chlorine x) decomposition of potassium chlorate y) reaction of sodium with water z) reaction of potassium hydroxide with nitric acid

Last Answer : ANSWER: Z -- REACTION OF POTASSIUM HYDROXIDE WITH NITRIC ACID  

Baking soda is : (1) Potassium carbonate (2) Sodium hydroxide (3) Sodium carbonate (4) Sodium bicarbonate

Description : Baking soda is : (1) Potassium carbonate (2) Sodium hydroxide (3) Sodium carbonate (4) Sodium bicarbonate

Last Answer : Sodium bicarbonate

Which of the following chemicals is used in photography ? (1) Aluminium hydroxide (2) Silver bromide (3) Potassium nitrate (4) Sodium chloride

Description : Which of the following chemicals is used in photography ? (1) Aluminium hydroxide (2) Silver bromide (3) Potassium nitrate (4) Sodium chloride

Last Answer : Silver bromide

When formaldehyde and potassium hydroxide are heated, we get (1) Acetylene (2) Methyl alcohol (3) Methane (4) Ethyl formate

Description : When formaldehyde and potassium hydroxide are heated, we get (1) Acetylene (2) Methyl alcohol (3) Methane (4) Ethyl formate

Last Answer : Methyl alcohol

An aqueous solution turns red litmus solution blue. Excess addition of which of the following solution would reverse the change? (a) Baking powder (b) Lime (c) Ammonium hydroxide solution (d) Hydrochloric acid

Description : An aqueous solution turns red litmus solution blue. Excess addition of which of the following solution would reverse the change? (a) Baking powder (b) Lime (c) Ammonium hydroxide solution (d) Hydrochloric acid

Last Answer : (d) Hydrochloric acid

Which is magnesium hydroxide is used to cure stomach acidity. What is the mode of action of this drug?

Description : Which is magnesium hydroxide is used to cure stomach acidity. What is the mode of action of this drug?

Last Answer : Magnesium hydroxide is a neutralizing compound and reactas with acids.

Local action in a nickel-cadmium battery is offset by _____________. A. separating the positive and negative plates with plastic spacers B. separating the positive and negative plates with resin impregnated spacers C. adding a small amount of lithium hydroxide to the electrolyte D. trickle charging

Description : Local action in a nickel-cadmium battery is offset by _____________. A. separating the positive and negative plates with plastic spacers B. separating the positive and negative plates with resin impregnated spacers C. adding a small amount of lithium hydroxide to the electrolyte D. trickle charging

Last Answer : Answer: D

What are the functions of potassium? (A) In muscle contraction (B) Cell membrane function (C) Enzyme action (D) All of these

Description : What are the functions of potassium? (A) In muscle contraction (B) Cell membrane function (C) Enzyme action (D) All of these

Last Answer : Answer : D

Procainamide differs from quinidine in the following respect (a) It does not cause paradoxical tachycardia (b) It has no alfa adrenergic blocking activity (c) It has little antivagal action (d) Both (b) and (c) Ans: D 68. In heart, potassium channels determine (a) Pacemaker function (b) Resting potential (c) Action potential duration (d) All of the above

Description : Procainamide differs from quinidine in the following respect (a) It does not cause paradoxical tachycardia (b) It has no alfa adrenergic blocking activity (c) It has little antivagal action (d) Both (b ... a) Pacemaker function (b) Resting potential (c) Action potential duration (d) All of the above

Last Answer : Ans: D

The action of digitalis is enhanced by (a) Sodium (b) Calcium (c) Magnesium (d) Potassium (e) Chloride

Description : The action of digitalis is enhanced by (a) Sodium (b) Calcium (c) Magnesium (d) Potassium (e) Chloride

Last Answer : Ans: B

During Phase 2 of action potential in cardiac cell, depolarizing current through calcium channels is balanced by (a) Delayed rectifier potassium current (b) outward chloride channel (c) Both (a) and (b) (d) None of the above

Description : During Phase 2 of action potential in cardiac cell, depolarizing current through calcium channels is balanced by (a) Delayed rectifier potassium current (b) outward chloride channel (c) Both (a) and (b) (d) None of the above

Last Answer : Ans: A

Following potassium sparing diuretic inhibits action of aldosterone (a) Amiloride (b) Triamterene (c) Spironolactone (d) All of the above

Description : Following potassium sparing diuretic inhibits action of aldosterone (a) Amiloride (b) Triamterene (c) Spironolactone (d) All of the above

Last Answer : Ans: C

The penicillin G preparation with the longest duration of action is (a) Benzathine penicillin (b) Sodium penicillin (c) Potassium penicillin (d) Procaine penicillin

Description : The penicillin G preparation with the longest duration of action is (a) Benzathine penicillin (b) Sodium penicillin (c) Potassium penicillin (d) Procaine penicillin

Last Answer : Ans: A

The following are true about an action potential in a nerve fibre: a. it occurs when its membrane potential is hyperpolarized b. it is associated with a transient increase in membrane permeability to sodium c. there is a decreased in membrane permeability to potassium d. it has an amplitude which varies directly to the strength of stimulus

Description : The following are true about an action potential in a nerve fibre: a. it occurs when its membrane potential is hyperpolarized b. it is associated with a transient increase in membrane ... permeability to potassium d. it has an amplitude which varies directly to the strength of stimulus

Last Answer : there is a decreased in membrane permeability to potassium

The effect of noradrenaline on the heart include: a. tachycardiac b. increased duration of the cardiac action potential c. decreased potassium conductance of the membranes of pacemaker cells d. increased strength of cardiac contraction

Description : The effect of noradrenaline on the heart include: a. tachycardiac b. increased duration of the cardiac action potential c. decreased potassium conductance of the membranes of pacemaker cells d. increased strength of cardiac contraction

Last Answer : increased strength of cardiac contraction

In the neurone: a. the magnitude of the action potential is dependent on the strength of the stimulus b. impulses can travel in both direction c. depolarization is accompanied by increased permeability of the cell membrane to potassium ions d. during depolarization, the potential of the neurone changes from -70mV to +40mV

Description : In the neurone: a. the magnitude of the action potential is dependent on the strength of the stimulus b. impulses can travel in both direction c. depolarization is accompanied by increased ... potassium ions d. during depolarization, the potential of the neurone changes from -70mV to +40mV

Last Answer : during depolarization, the potential of the neurone changes from -70mV to +40mV

Which of the following statements is not correct? (a) An action potential in an axon does not move backward because the segment behind is in a refractory phase. (b) Depolarisation of hair cells of cochlea results in the opening of the mechanically gated potassium-ion channels. (c) Rods are very sensitive and contribute to daylight vision. (d) In the knee-jerk reflex, stimulus is the stretching of muscle and response is its contraction.

Description : Which of the following statements is not correct? (a) An action potential in an axon does not move backward because the segment behind is in a refractory phase. (b) Depolarisation of hair cells ... d) In the knee-jerk reflex, stimulus is the stretching of muscle and response is its contraction.

Last Answer : (c) Rods are very sensitive and contribute to daylight vision.

The penicillin G preparation with the longest duration of action is: A. Benzathine penicillin B. Sodium penicillin C. Potassium penicillin D. Procaine penicillin

Description : The penicillin G preparation with the longest duration of action is: A. Benzathine penicillin B. Sodium penicillin C. Potassium penicillin D. Procaine penicillin

Last Answer : A. Benzathine penicillin

Combined tablets of thiazide or high ceiling diuretics with potassium chloride are not recommended because: A. Potassium absorbed while diuresis is occurring is largely excreted out B. Potassium administered concurrently diminishes the diuretic action C. Potassium chloride in tablet formulation is likely to cause gut ulceration D. Both ‘A’ and ‘C’ are correct

Description : Combined tablets of thiazide or high ceiling diuretics with potassium chloride are not recommended because: A. Potassium absorbed while diuresis is occurring is largely excreted out B. Potassium administered concurrently ... is likely to cause gut ulceration D. Both A' and C' are correct

Last Answer : D. Both ‘A’ and ‘C’ are correct

The sodium/potassium pump is primarily responsible for the: a) resting potential b) action potential c) excretion of salts d) contraction of muscle fibers

Description : The sodium/potassium pump is primarily responsible for the: a) resting potential b) action potential c) excretion of salts d) contraction of muscle fibers

Last Answer : ANSWER: A -- RESTING POTENTIAL

Calcium carbonate is most soluble in: w) 0.2 Molar Sodium carbonate x) 0.1 Molar Calcium chloride y) 0.1 Molar Sodium hydroxide z) 0.1 Molar Hydrochloric acid

Description : Calcium carbonate is most soluble in: w) 0.2 Molar Sodium carbonate x) 0.1 Molar Calcium chloride y) 0.1 Molar Sodium hydroxide z) 0.1 Molar Hydrochloric acid

Last Answer : ANSWER: Z -- 0.1 MOLAR HYDROCHLORIC ACID

Which of the following aqueous solutions would hav the lowest boiling point? Would it be a 1.0 molal solution of: w) Hydrochloric acid x) Sodium Hydroxide y) Acetic Acid, z) Magnesium Chloride

Description : Which of the following aqueous solutions would hav the lowest boiling point? Would it be a 1.0 molal solution of: w) Hydrochloric acid x) Sodium Hydroxide y) Acetic Acid, z) Magnesium Chloride

Last Answer : ANSWER: Y -- ACETIC ACID

The pH of a 0.005 molar solution of calcium hydroxide is:

Description : The pH of a 0.005 molar solution of calcium hydroxide is:

Last Answer : ANSWER: 12

Select the correct statement: (1) Lenticel is the exit route for transpiration (2) The action spectra of transpiration is blue and red (3) Transpiration helps the plant to remain cool (4) Transpiration can be measured by photometer

Description : Select the correct statement: (1) Lenticel is the exit route for transpiration (2) The action spectra of transpiration is blue and red (3) Transpiration helps the plant to remain cool (4) Transpiration can be measured by photometer

Last Answer : Ans. ((c))