How many sodium atoms are represented in 15.59g of sodium phosphate,Na3PI4?

How many sodium atoms are represented in 15.59g of sodium phosphate,Na3PI4?
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Sodium tri poly phosphate (STPP) is chemically represented as (A) Na5P3O10 (B) Na4P3O8 (C) Na3P4O6 (D) Na2PO4

Description : Sodium tri poly phosphate (STPP) is chemically represented as (A) Na5P3O10 (B) Na4P3O8 (C) Na3P4O6 (D) Na2PO4

Last Answer : (A) Na5P3O10

How much heat is absorbed by a 59g iron skillet when its temperature rises from 10oC to 25oC?

Description : How much heat is absorbed by a 59g iron skillet when its temperature rises from 10oC to 25oC?

Last Answer : 410 JFirst you need to find the specific heat capacity (c) for iron, which is 0.461 J/g-oC (https://www.engineersedge.com/materials/specific_heat_capacity_of_metals_13259.htm).The equation to use is Q=m x c x delta t, ... Q = 59 g x 0.461 J/g-oC x 15 oC = 410 J (rounded to two significant figures)

Tricresyl phosphate is chemically represented as (A) (CH3 C6 H4 )3 PO4 (B) Ca10 (PO4 )3F6 (C) (NH4 )2HPO4 (D) NH4H2PO4

Description : Tricresyl phosphate is chemically represented as (A) (CH3 C6 H4 )3 PO4 (B) Ca10 (PO4 )3F6 (C) (NH4 )2HPO4 (D) NH4H2PO4

Last Answer : (A) (CH3 C6 H4 )3 PO4

How many atoms are represented by the symbol Na?

Description : How many atoms are represented by the symbol Na?

Last Answer : The symbol Na represents the element sodium.

Which of the following is not characteristic of resonance? (a) The canonical structures have the constituent atoms in the same relative positions (b) They have nearly the same energy (c) They have the same number of unpaired electrons (d) The actual structure can be represented on paper using the conventional symbols

Description : Which of the following is not characteristic of resonance? (a) The canonical structures have the constituent atoms in the same relative positions (b) They have nearly the same energy (c) ... of unpaired electrons (d) The actual structure can be represented on paper using the conventional symbols

Last Answer : Ans:(d)

Which one of the following contributes nitrogen atoms to both purine and pyrimidine rings? (A) Aspartate (B) Carbanoyl phosphate (C) Carbondioxide (D) Tetrahydrofolate

Description : Which one of the following contributes nitrogen atoms to both purine and pyrimidine rings? (A) Aspartate (B) Carbanoyl phosphate (C) Carbondioxide (D) Tetrahydrofolate

Last Answer : Answer : A

Which of the following contributes nitrogen atoms to both purine and pyrimidine rings? (A) Aspartate (B) Carbamoyl phosphate (C) CO2 (D) Glutamine

Description : Which of the following contributes nitrogen atoms to both purine and pyrimidine rings? (A) Aspartate (B) Carbamoyl phosphate (C) CO2 (D) Glutamine

Last Answer : Answer : A

Which one of the following biomolecules is correctly characterized? (a) Lecithin-a phosphorylated glyceride  found in cell membrane. (b) Palmitic acid - an unsaturated fatty acid with 18 carbon atoms. (c) Adenylic acid - adenosine with a glucose phosphate molecule. (d) Alanine amino acid - contains an amino group and an acidic group anywhere in the molecule.

Description : Which one of the following biomolecules is correctly characterized? (a) Lecithin-a phosphorylated glyceride  found in cell membrane. (b) Palmitic acid - an unsaturated fatty acid with 18 carbon atoms. ... Alanine amino acid - contains an amino group and an acidic group anywhere in the molecule.

Last Answer : (a) Lecithin-a phosphorylated glyceride  found in cell membrane

Pick out the wrong statement. (A) Hard glass which is used for making laboratory glass wares is a mixture of sodium borosilicate and aluminium borosilicate (B) Glass is decolorized during its manufacture by adding antimony oxide, manganese dioxide or arsenic oxide (C) Ordinary glass is represented chemically by Na2O . CaO . 6SiO2 (D) Red color is imparted to glass by addition of arsenic oxide

Description : Pick out the wrong statement. (A) Hard glass which is used for making laboratory glass wares is a mixture of sodium borosilicate and aluminium borosilicate (B) Glass is decolorized during its manufacture by ... Na2O . CaO . 6SiO2 (D) Red color is imparted to glass by addition of arsenic oxide

Last Answer : (D) Red color is imparted to glass by addition of arsenic oxide

Can you use tri sodium phosphate to clean medium gloss painted walls?

Description : Can you use tri sodium phosphate to clean medium gloss painted walls?

Last Answer : um just buy paint thinner

Important buffer system of extracellular fluid is (A) Bicarbonate/carbonic acid (B) Disodium hydrogen phosphate/sodium dihydrogen phosphate (C) Plasma proteins (D) Organic Phosphate

Description : Important buffer system of extracellular fluid is (A) Bicarbonate/carbonic acid (B) Disodium hydrogen phosphate/sodium dihydrogen phosphate (C) Plasma proteins (D) Organic Phosphate

Last Answer : Answer : A

An increase in carbohydrate metabolism is accompanied by temporary decrease in serum: (A) Calcium (B) Phosphate (C) Iron (D) Sodium

Description : An increase in carbohydrate metabolism is accompanied by temporary decrease in serum: (A) Calcium (B) Phosphate (C) Iron (D) Sodium

Last Answer : Answer : B

The following ions help in enzymatic transfer of phosphate from ATP to pyruvic acid: (A) Sodium (B) Calcium (C) Magnesium (D) Potassium

Description : The following ions help in enzymatic transfer of phosphate from ATP to pyruvic acid: (A) Sodium (B) Calcium (C) Magnesium (D) Potassium

Last Answer : Answer : D

A FDA – approved ingredient for protection against painful sensitivity of the teeth due to cold, heat, acids, sweets or contact is (a) Dicalcium phosphate (b) Sodium lauryl sulfate (c) 5% potassium nitrate (d) Zinc chloride (e) Calcium carbonate

Description : A FDA – approved ingredient for protection against painful sensitivity of the teeth due to cold, heat, acids, sweets or contact is (a) Dicalcium phosphate (b) Sodium lauryl sulfate (c) 5% potassium nitrate (d) Zinc chloride (e) Calcium carbonate

Last Answer : Ans: C

An advantge of betamethasone acetate over betamethasone sodium phosphate is (a) Fewer allergic reactions (b) Prompter action (c) More sustained action (d) Greater solubility (e) There is no advantage

Description : An advantge of betamethasone acetate over betamethasone sodium phosphate is (a) Fewer allergic reactions (b) Prompter action (c) More sustained action (d) Greater solubility (e) There is no advantage

Last Answer : Ans: C

The main chemical substance present in the bones and teeth of animals is: A. Sodium Chloride B. Sugar C. Calcium Phosphate D. Calcium sulphate

Description : The main chemical substance present in the bones and teeth of animals is: A. Sodium Chloride B. Sugar C. Calcium Phosphate D. Calcium sulphate

Last Answer : ANSWER: C

Hypo, used in photography, is chemically (a) silver bromide (b) sodium thiosulphate (c) sodium phosphate (d) silver nitrate

Description : Hypo, used in photography, is chemically (a) silver bromide (b) sodium thiosulphate (c) sodium phosphate (d) silver nitrate

Last Answer : Ans:(b)

The main chemical substance present in the bones and teeth of animal is (a) sodium chloride (b) sugar (c) calcium phosphate (d) calcium sulphate

Description : The main chemical substance present in the bones and teeth of animal is (a) sodium chloride (b) sugar (c) calcium phosphate (d) calcium sulphate

Last Answer : Ans:(c)

A dark purple compound used as an antiseptic and disinfectant is (a) Potassium nitrate (b) Sodium thiosulphate (c) Potassium permanganate (d) Calcium phosphate

Description : A dark purple compound used as an antiseptic and disinfectant is (a) Potassium nitrate (b) Sodium thiosulphate (c) Potassium permanganate (d) Calcium phosphate

Last Answer : Ans:(c)

The chemical name of quartz is (a) Calcium oxide (b) Calcium phosphate (c) Sodium phosphate (d) Sodium silicate

Description : The chemical name of quartz is (a) Calcium oxide (b) Calcium phosphate (c) Sodium phosphate (d) Sodium silicate

Last Answer : Ans:(d)

During dehydration what is the substance that is usually lost by the body? (1) Sugar (2) Sodium chloride (3) Calcium phosphate (4) Potassium chloride

Description : During dehydration what is the substance that is usually lost by the body? (1) Sugar (2) Sodium chloride (3) Calcium phosphate (4) Potassium chloride

Last Answer : (2) Sodium chloride Explanation: Sodium chloride, also known as salt, common salt, table salt or halite, is an ionic compound with the formula NaC1, representing equal proportions of sodium and ... . It is used as a carrier for other ingredients, dehydrating agent, enzyme inhibitor and tenderizer.

The chemical name or Quartz is – (1) Calcium oxide (2) Calcium phosphate (3) Sodium phosphate (4) Sodium silicate

Description : The chemical name or Quartz is – (1) Calcium oxide (2) Calcium phosphate (3) Sodium phosphate (4) Sodium silicate

Last Answer : (4) Sodium silicate Explanation: Quartz is a compound of one part silicon and two parts of oxygen, silicon dioxide, SiO2. Quartz is the most abundant silica mineral. It is used in a ... silicon alloys, etc. The various grades of sodium silicate are characterized by their SiO2:Na2O weight ratio.

An acid having basicity one is - (1) Sodium dihydrogen phosphate (2) Disodium hydrogen phosphate (3) Sodium phosphate (4) Phosphoric acid

Description : An acid having basicity one is - (1) Sodium dihydrogen phosphate (2) Disodium hydrogen phosphate (3) Sodium phosphate (4) Phosphoric acid

Last Answer : (2) Disodium hydrogen phosphate Explanation: The basicity of an acid is the number of hydrogen ions (H+) which can be produced by the ionization of one molecule of the acid in aqueous solution. ... Similarly, the basicity of Disodium phosphate (Na2HPO4) is one since it has one H+ displaceable ion.

Reaction of ortho-phosphoric acid with soda ash produces (A) Sodium Tributyl phosphate (STPP) (B) Tricresyl phosphate (C) Tributyl phosphate (D) Nitrophosphate

Description : Reaction of ortho-phosphoric acid with soda ash produces (A) Sodium Tributyl phosphate (STPP) (B) Tricresyl phosphate (C) Tributyl phosphate (D) Nitrophosphate

Last Answer : (A) Sodium Tributyl phosphate (STPP)

Main component of bone ash is (A) Calcium sulphate (B) Calcium phosphate (C) Calcium carbonate (D) Sodium phosphate

Description : Main component of bone ash is (A) Calcium sulphate (B) Calcium phosphate (C) Calcium carbonate (D) Sodium phosphate

Last Answer : what is the answer ?

Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium(A) Carbonate(B) Phosphate(C) Bicarbonate(D) Silicate

Description : Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium (A) Carbonate (B) Phosphate (C) Bicarbonate (D) Silicate

Last Answer : (A) Carbonat

Tri-sodium phosphate is used in boiler water treatment to reduce (A) Turbidity (B) Caustic embrittlement (C) Suspended silica (D) Dissolved oxygen

Description : Tri-sodium phosphate is used in boiler water treatment to reduce (A) Turbidity (B) Caustic embrittlement (C) Suspended silica (D) Dissolved oxygen

Last Answer : (B) Caustic embrittlement

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)

Calgon used in water treatment is chemically (A) Sodium phosphate (B) Sodium hexametaphosphate (C) Calcium phosphate (D) Tricresyl phosphate

Description : Calgon used in water treatment is chemically (A) Sodium phosphate (B) Sodium hexametaphosphate (C) Calcium phosphate (D) Tricresyl phosphate

Last Answer : (B) Sodium hexametaphosphate

Which of the following is a weakly acidic drug: A. Atropine sulfate B. Chloroquine phosphate C. Ephedrine hydrochloride D. Phenytoin sodium

Description : Which of the following is a weakly acidic drug: A. Atropine sulfate B. Chloroquine phosphate C. Ephedrine hydrochloride D. Phenytoin sodium

Last Answer : D. Phenytoin sodium

Which of the following is a weakly acidic drug: A. Atropine sulfate B. Chloroquine phosphate C. Ephedrine hydrochloride D. Phenytoin sodium

Description : Which of the following is a weakly acidic drug: A. Atropine sulfate B. Chloroquine phosphate C. Ephedrine hydrochloride D. Phenytoin sodium

Last Answer : D. Phenytoin sodium

Which of the following would be least soluble in water? w) Carbon Tetrachloride x) Sodium Oxide y) Magnesium Bromide z) Potassium Phosphate

Description : Which of the following would be least soluble in water? w) Carbon Tetrachloride x) Sodium Oxide y) Magnesium Bromide z) Potassium Phosphate

Last Answer : ANSWER: W -- CARBON TETRACHLORIDE 

In Celsius, the freezing point of a one-molal water solution of sodium phosphate, chemical formula Na3PO4, is expected to be: w) - 0.93 degrees Celsius x) - 1.86 degrees Celsius y) - 7.44 degrees Celsius z) - 3.72 degrees Celsius

Description : In Celsius, the freezing point of a one-molal water solution of sodium phosphate, chemical formula Na3PO4, is expected to be: w) - 0.93 degrees Celsius x) - 1.86 degrees Celsius y) - 7.44 degrees Celsius z) - 3.72 degrees Celsius

Last Answer : ANSWER: C -- (- 7.44 DEGREES CELSIUS)

You have a solution of 5 molar Sodium Phosphate and n to prepare a solution of 500 millimolar Sodium Phosphate. How much water would you add to 100 milliliter of the original 5 molar solution to produc the 500 millimolar solution?

Description : You have a solution of 5 molar Sodium Phosphate and n to prepare a solution of 500 millimolar Sodium Phosphate. How much water would you add to 100 milliliter of the original 5 molar solution to produc the 500 millimolar solution?

Last Answer : ANSWER: 900 MILLILITERS (or 0.9 LITERS)

The resting potential of a neuron is dependent on what two ions? a) lead and calcium ions b) calcium and phosphate ions c) sodium and potassium ions d) potassium and phosphate ions

Description : The resting potential of a neuron is dependent on what two ions? a) lead and calcium ions b) calcium and phosphate ions c) sodium and potassium ions d) potassium and phosphate ions

Last Answer : ANSWER: C -- sodium and potassium ions

During dehydration what is the substance that is usually lost by the body ? (1) Sugar (2) Sodium chloride (3) Calcium phosphate (4) Potassium chloride

Description : During dehydration what is the substance that is usually lost by the body ? (1) Sugar (2) Sodium chloride (3) Calcium phosphate (4) Potassium chloride

Last Answer : Sodium chloride

The chemical name of quartz is (1) Calcium oxide (2) Calcium phosphate (3) Sodium phosphate (4) Sodium silicate

Description : The chemical name of quartz is (1) Calcium oxide (2) Calcium phosphate (3) Sodium phosphate (4) Sodium silicate

Last Answer : Sodium silicate

An acid having basicity one is (1) Sodium dihydrogen phosphate (2) Disodium hydrogen phosphate (3) Sodium phosphate (4) Phosphoric acid

Description : An acid having basicity one is (1) Sodium dihydrogen phosphate (2) Disodium hydrogen phosphate (3) Sodium phosphate (4) Phosphoric acid

Last Answer : Disodium hydrogen phosphate

If a sample of pure sodium has a mass of 8.2 grams and sodium has an average atomic mass of 22.99 gmol how many sodium atoms are there in the sample?

Description : If a sample of pure sodium has a mass of 8.2 grams and sodium has an average atomic mass of 22.99 gmol how many sodium atoms are there in the sample?

Last Answer : Need answer

What is the mass in grams of 9.76 x 1012 atoms of naturally occurring sodium?

Description : What is the mass in grams of 9.76 x 1012 atoms of naturally occurring sodium?

Last Answer : The mass is 1,62.10e-11.

How many sodium atoms are there?

Description : How many sodium atoms are there?

Last Answer : 1, because Na does not have a number after it.

What chemical compound is formed when sodium atoms combine with hydroxide groups?

Description : What chemical compound is formed when sodium atoms combine with hydroxide groups?

Last Answer : A group hydroxide doesn't exist.

How many sodium atoms (Na) are there?

Description : How many sodium atoms (Na) are there?

Last Answer : 1, because Na does not have a number after it.

How many sodium atoms are there in 100.0 g of sodium?

Description : How many sodium atoms are there in 100.0 g of sodium?

Last Answer : 4

Atoms like sodium and lithium often lose electrons, which makes them?

Description : Atoms like sodium and lithium often lose electrons, which makes them?

Last Answer : cations

Sodium vapour lamps glow with yellow colour. This is due to - (1) sublimation of sodium to emit yellow colour (2) the emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum (3) the low ionisation energy of sodium (4) its ability to absorb all other colours except yellow

Description : Sodium vapour lamps glow with yellow colour. This is due to - (1) sublimation of sodium to emit yellow colour (2) the emission of excess energy absorbed by sodium atoms, in the yellow region of the ... (3) the low ionisation energy of sodium (4) its ability to absorb all other colours except yellow

Last Answer : (2) the emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum Explanation: Sodium Vapour Lamps glow with yellow colour due to the emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum.

Which of the following atoms or ions would be the smallest? w) sodium atom x) magnesium atom y) singly charged sodium ion z) doubly charged magnesium ion

Description : Which of the following atoms or ions would be the smallest? w) sodium atom x) magnesium atom y) singly charged sodium ion z) doubly charged magnesium ion

Last Answer : ANSWER: Z -- DOUBLY CHARGED MAGNESIUM ION

Which one of the following atoms has two unpaired electrons in its ground state: w) Sodium x) Calcium y) Oxygen z) Aluminum

Description : Which one of the following atoms has two unpaired electrons in its ground state: w) Sodium x) Calcium y) Oxygen z) Aluminum

Last Answer : ANSWER: Y -- OXYGEN

Sodium vapour lamps glow with yellow colour. This is due to (1) sublimation of sodium to emit yellow colour (2) the emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum (3) the low ionisation energy of sodium (4) its ability to absorb all other colours except yellow

Description : Sodium vapour lamps glow with yellow colour. This is due to (1) sublimation of sodium to emit yellow colour (2) the emission of excess energy absorbed by sodium atoms, in the yellow region of the ... (3) the low ionisation energy of sodium (4) its ability to absorb all other colours except yellow

Last Answer : the emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum

Find the greatest unit of time with which 5 hours 15 minutes and 8 hours 24 minutes can both be represented as integers. (a) 70 min. (b) 63 min. (c) 48 min. (d) 42 min.

Description : Find the greatest unit of time with which 5 hours 15 minutes and 8 hours 24 minutes can both be represented as integers. (a) 70 min. (b) 63 min. (c) 48 min. (d) 42 min.

Last Answer : 63 min.