What is the solubility of sulfur ?

What is the solubility of sulfur ?
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Answer :

Sulfur valence 2, 4, 6 .
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Description : Discuss the Application of Solubility Product and common ion Effect?

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Description : How does solubility product differ from ionic product?

Last Answer : Ans. Solubility product:- the product of the concentrations of the ions of the salt in its saturated solution at a given temperature raised to the power the number of ions produced by ... raised to the power of their coefficients in the balanced chemical equation in solution at any concentration.

Define solubility product?

Description : Define solubility product?

Last Answer : Ans. It is defined as the product of the concentrations of the ions of the salt in its saturated solution at a given temperature raised to the power the number of ions produced by the dissociation of one mole of the salt.

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Description : Why does solubility decreases with increasing molecular mass in carboxylic acid ?

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Description : Suggest a reason for the large difference in the boiling points of butanol and butanal, although they have same solubility in water.

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Last Answer : Ans.: When the water temperature of the river or stream is increases the solubility of oxygen in water decreases. Due to this decrease in dissolved oxygen the survival of fish becomes difficult.

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Description : The water-solubility of dyes can be increased by introducing (a) SO3Na groups (b) COOH groups (c) OH groups (d) All of these

Last Answer : All of these

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Last Answer : (CH3)3CH

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Last Answer : Rotation of plane-polarized light

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Define the following : Solute , Solvent , Solution , Aqueous Solution & Solubility.

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Last Answer : Ans : Solute : The component of the solution present in smaller amount is called solute. It is also defined as the substance that gets dissolved in the solvent. Example : Glucose is solute in glucose solution. ... grams / 100 grams. Solubility of sugar in water at 100 degree C is 487 grams/100 ml.

Why solubility of gases is lesser in liquids?

Description : Why solubility of gases is lesser in liquids?

Last Answer : Ans: Gas molecules are far apart, so they have weak attractive forces among their own molecules & also have less attraction for solvent molecules as well. So they have lesser solubility in liquids.

Give reason for the low solubility of LiF & CsI in water.

Description : Give reason for the low solubility of LiF & CsI in water. 

Last Answer : The low solubility of LiF in water is due to its high lattice enthalpy whereas the low solubility of CsI is due to smaller hydration enthalpy of its two ions. Other halides of lithium are soluble in ethanol, acetone and ethylacetate; LiCl is soluble in pyridine also. 

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Last Answer : ANSWER: W -- PHYSICAL PROPERTIES

To increase the solubility of a gas in a liquid as much as possible, we would use: w) low temperature and high pressure. x) high temperature and high pressure. y) high temperature and low pressure. z) low temperature and low pressure.

Description : To increase the solubility of a gas in a liquid as much as possible, we would use: w) low temperature and high pressure. x) high temperature and high pressure. y) high temperature and low pressure. z) low temperature and low pressure.

Last Answer : ANSWER: W -- LOW TEMPERATURE AND HIGH PRESSURE.

A negative heat of solution indicates that: w) an endothermic dissolving process occurs x) solute solubility increases with rising solution temperature y) solute solubility decreases with rising solution temperature z) super-saturation conditions exist

Description : A negative heat of solution indicates that: w) an endothermic dissolving process occurs x) solute solubility increases with rising solution temperature y) solute solubility decreases with rising solution temperature z) super-saturation conditions exist

Last Answer : ANSWER: Y -- SOLUTE SOLUBILITY DECREASES WITH RISING SOLUTION TEMPERATURE

Solubility of a gas in a liquid exhibits what type proportionality to the liquid temperature? w) direct x) inverse y) logarithmic z) exponential

Description : Solubility of a gas in a liquid exhibits what type proportionality to the liquid temperature? w) direct x) inverse y) logarithmic z) exponential

Last Answer : ANSWER: X -- INVERSE

"The solubility of a gas in a liquid is directly proportional to the pressure of the gas above the liquid" is a fair statem of: w) Dalton's secondary law x) Le Chatelier's solubility principle y) Henry's law z) none of the above

Description : "The solubility of a gas in a liquid is directly proportional to the pressure of the gas above the liquid" is a fair statem of: w) Dalton's secondary law x) Le Chatelier's solubility principle y) Henry's law z) none of the above

Last Answer : ANSWER: Y -- HENRY'S LAW

Which of the following is NOT a general property of hydroxide bases in aqueous solution? w) High solubility x) Bitter taste y) Ability to neutralize aqueous acid solutions z) Ability to change phenolphthalein from colorless to red

Description : Which of the following is NOT a general property of hydroxide bases in aqueous solution? w) High solubility x) Bitter taste y) Ability to neutralize aqueous acid solutions z) Ability to change phenolphthalein from colorless to red

Last Answer : ANSWER: W -- HIGH SOLUBILITY (The hydroxides of the alkali metals are soluble in water but all the other metal hydroxides are only moderately or sparingly soluble.)

What is the physical condition of sulfur ?

Description : What is the physical condition of sulfur ?

Last Answer : The physical state of sulfur is yellow solid.

What is the boiling point of sulfur ?

Description : What is the boiling point of sulfur ?

Last Answer : The boiling point of sulfur is 445 degrees Celsius.

What is the melting point of sulfur ?

Description : What is the melting point of sulfur ?

Last Answer : The melting point of sulfur is 113 degrees Celsius.

What is the relative atomic mass of sulfur ?

Description : What is the relative atomic mass of sulfur ?

Last Answer : The relative atomic mass of sulfur is 32 .

Where does sulfur come from ?

Description : Where does sulfur come from ?

Last Answer : Sulfur comes from Sanskrit salwar.

What is the atomic number of sulfur ?

Description : What is the atomic number of sulfur ?

Last Answer : The atomic number of sulfur is 16 .

Why is the presence of sulfur in coal harmful ?

Description : Why is the presence of sulfur in coal harmful ?

Last Answer : : When energy is produced by burning coal, the sulfur in it is oxidized by oxygen in the air to form SO₂, SO₃ . The resulting SO₂ combines with rainwater to form acid rain, which poses ... the lungs and cause various respiratory diseases. For these reasons the presence of sulfur in coal is harmful.

What is the correct signal of sulfur molecule ?

Description : What is the correct signal of sulfur molecule ?

Last Answer : The correct signal for sulfur molecule is S8 .

(3) Oxides of nitrogen and sulphur Explanation: Acid rain is caused by emissions of oxides of Sulfur and Nitrogen (Sulfur Dioxide and Nitrogen Oxide), which react with the water molecules in the atmosphere to produce acids. The emissions of sulfur dioxide (SO2) and nitrogen oxides (NOx) result from fossil fuel combustion.

Description : (3) Oxides of nitrogen and sulphur Explanation: Acid rain is caused by emissions of oxides of Sulfur and Nitrogen (Sulfur Dioxide and Nitrogen Oxide), which react with the water molecules in the ... The emissions of sulfur dioxide (SO2) and nitrogen oxides (NOx) result from fossil fuel combustion.

Last Answer : (3) live wire and the neutral wire Explanation: Three wires enter most homes from the power pole-two "hot" wires and a third "neutral" wire. Each hot wire provides 120- volt current for ... the main switch is put off because the electric circuit (the path where the electricity travels) gets opened.

(2) oxides of nitrogen and sulphur Explanation: Acid rain is caused by emissions of sulfur dioxide and nitrogen oxides, which react with the water molecules in the atmosphere to produce acids.

Description : (2) oxides of nitrogen and sulphur Explanation: Acid rain is caused by emissions of sulfur dioxide and nitrogen oxides, which react with the water molecules in the atmosphere to produce acids.

Last Answer : Neuron is - (1) Fundamental unit of energy (2) Particle released in radioactive emission (3) Antiparbcle of neutron (4) Fundamental unit of nervous system

Which of the following auto mobile gases is not considered to be an air pollutant? (1) Carbon dioxide (2) Carbon monoxide (3) Sulfur dioxide (4) Nitrogen dioxide

Description : Which of the following auto mobile gases is not considered to be an air pollutant? (1) Carbon dioxide (2) Carbon monoxide (3) Sulfur dioxide (4) Nitrogen dioxide

Last Answer : (1) Carbon dioxide Explanation: There are mainly six air pollutants: carbon monoxide lead, ground-level ozone, nitrogen dioxide, particulate matter, and sulfur dioxide.

What is a mixture of potassium nitrate powdered charcoal and sulfur called? (1) paint (2) aluminum (3) brass (4) gun powder

Description : What is a mixture of potassium nitrate powdered charcoal and sulfur called? (1) paint (2) aluminum (3) brass (4) gun powder

Last Answer : (4) gun powder Explanation: Gun powder is the mixture of potassium nitrate powdered charcoal and sulfur.

Acid rain is due to air pollution by - (1) Carbon dioxide (2) Carbon monoxide (3) Methane (4) Nitrous oxide and Sulfur dioxide

Description : Acid rain is due to air pollution by - (1) Carbon dioxide (2) Carbon monoxide (3) Methane (4) Nitrous oxide and Sulfur dioxide

Last Answer : (4) Nitrous oxide and Sulfur dioxide Explanation: The main chemicals in air pollution that create acid rain are sulfur dioxide (SO2) and Nitrous oxide (N2O).

Vulcanization is the process of cross-linking polymer chains in rubber using (a) Sulfur. (b) Formaldehye. (c) Benzoyl peroxide. (d) Ethylene glycol.

Description : Vulcanization is the process of cross-linking polymer chains in rubber using (a) Sulfur. (b) Formaldehye. (c) Benzoyl peroxide. (d) Ethylene glycol.

Last Answer : Sulfur.

The double helical structure of DNA is held together by (a) sulfur-sulfur linkages (b) peptide bonding (c) hydrogen bonding (d) glycosidic bonds

Description : The double helical structure of DNA is held together by (a) sulfur-sulfur linkages (b) peptide bonding (c) hydrogen bonding (d) glycosidic bonds

Last Answer : hydrogen bonding

Glycine is a unique amino acid because it (a) has no chiral carbon (b) has a sulfur containing R group (c) cannot form a peptide bond (d) is an essential amino acid

Description : Glycine is a unique amino acid because it (a) has no chiral carbon (b) has a sulfur containing R group (c) cannot form a peptide bond (d) is an essential amino acid

Last Answer : has no chiral carbon

Which of the following amino acids has a sulfur in the R group? (a) Serine (b) Cysteine (c) Asparagine (d) Tyrosine

Description : Which of the following amino acids has a sulfur in the R group? (a) Serine (b) Cysteine (c) Asparagine (d) Tyrosine

Last Answer : Tyrosine

Thiols are alcohol analogs in which the oxygen has been replaced by sulfur (e.g., CH3SH). Given the fact that the S–H bond is less polar than the O–H bond, which of the following statements comparing thiols and alcohols is correct? (a) Hydrogen bonding forces are weaker in thiols. (b) Hydrogen bonding forces are stronger in thiols. (c) Hydrogen bonding forces would be the same. (d) No comparison can be made without additional information

Description : Thiols are alcohol analogs in which the oxygen has been replaced by sulfur (e.g., CH3SH). Given the fact that the S-H bond is less polar than the O-H bond, which of the following ... (c) Hydrogen bonding forces would be the same. (d) No comparison can be made without additional information

Last Answer : Hydrogen bonding forces are weaker in thiols.

The element least likely to be found in an organic compound is (a) oxygen (b) sulfur (c) nitrogen (d) silicon

Description : The element least likely to be found in an organic compound is (a) oxygen (b) sulfur (c) nitrogen (d) silicon

Last Answer : silicon

Which compound is responsible for the rotten egg smell? w) sulfuric acid x) putrescine y) hydrogen sulfide z) sulfur dioxide

Description : Which compound is responsible for the rotten egg smell? w) sulfuric acid x) putrescine y) hydrogen sulfide z) sulfur dioxide

Last Answer : ANSWER: Y -- HYDROGEN SULFIDE (NOTE: putrescine is a real compounz)

Which of the following is the element which makes up about 8 percent of the earth's crust and occurs in all rocks except limestone and sandstone? w) sulfur x) aluminum y) sodium z) magnesium

Description : Which of the following is the element which makes up about 8 percent of the earth's crust and occurs in all rocks except limestone and sandstone? w) sulfur x) aluminum y) sodium z) magnesium

Last Answer : ANSWER: X -- ALUMINUM

What device is used to remove sulfur dioxide from power plant stack gases? w) scrubber x) precipitator y) digester z) clarifier

Description : What device is used to remove sulfur dioxide from power plant stack gases? w) scrubber x) precipitator y) digester z) clarifier

Last Answer : ANSWER: W -- SCRUBBER

Which one of the following molecules exhibits resonance? w) Carbon Tetrachloride x) Carbonate ion y) Sulfur Dichloride z) Phosphorus Tribromide

Description : Which one of the following molecules exhibits resonance? w) Carbon Tetrachloride x) Carbonate ion y) Sulfur Dichloride z) Phosphorus Tribromide

Last Answer : ANSWER: X -- CARBONATE ION

The hydrocarbon end of a detergent molecule is: w) hydrophilic x) hydrophobic y) possible ionic z) contains oxygen or sulfur

Description : The hydrocarbon end of a detergent molecule is: w) hydrophilic x) hydrophobic y) possible ionic z) contains oxygen or sulfur

Last Answer : ANSWER: HYDROPHOBIC

Which of the following is the primary reason for adding calcium carbonate to the reduction process of iron oxide ores ? The calcium carbonate: w) acts as an oxidizing agent x) removes silicate waste products y) acts as a reducing agent z) removes sulfur waste products

Description : Which of the following is the primary reason for adding calcium carbonate to the reduction process of iron oxide ores ? The calcium carbonate: w) acts as an oxidizing agent x) removes silicate waste products y) acts as a reducing agent z) removes sulfur waste products

Last Answer : ANSWER: X -- REMOVES SILICATE WASTE PRODUCTS

What is the oxidation number of sulfur in sulfurous acid?

Description : What is the oxidation number of sulfur in sulfurous acid? 

Last Answer : ANSWER: 4+ or +4 (read: 4 - plus or plus - 4) (accept 4)