Zinc is most soluble in which of the following liquids? w) Water x) Alchohol y) Mercury z) Oil

Zinc is most soluble in which of the following liquids? w) Water x) Alchohol y) Mercury z) Oil
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ANSWER: Y -- MERCURY
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Immiscible liquids: w) are not mutually soluble x) dissolve in each other y) dissolve in more than one liquid z) are unstable and chemically react e) do not exist

Description : Immiscible liquids: w) are not mutually soluble x) dissolve in each other y) dissolve in more than one liquid z) are unstable and chemically react e) do not exist

Last Answer : ANSWER: W -- ARE NOT MUTUALLY SOLUBLE

A COPPER strip is placed in one compartment of a voltaic cell and a wire connects this strip to a piece of metal in the other compartment through a voltmeter. If the voltmeter reads zero, the other piece of metal is: w) zinc x) mercury y) silver z) copper

Description : A COPPER strip is placed in one compartment of a voltaic cell and a wire connects this strip to a piece of metal in the other compartment through a voltmeter. If the voltmeter reads zero, the other piece of metal is: w) zinc x) mercury y) silver z) copper

Last Answer : ANSWER: Z -- COPPER

Which element is associated with the term "galvanized"? w) gallium x) zinc y) mercury z) nickel

Description : Which element is associated with the term "galvanized"? w) gallium x) zinc y) mercury z) nickel

Last Answer : ANSWER: X -- ZINC

Of the following liquids, which is most dense? w) water x) gasoline y) acetone z) chloroform

Description : Of the following liquids, which is most dense? w) water x) gasoline y) acetone z) chloroform

Last Answer : ANSWER: Z -- CHLOROFORM

Surface tension of liquids is the result of which the following: w) interaction of a liquid with its container x) unbalanced forces on the liquid's surface molecules y) adhesive forces of the liquid z) interaction of the liquid's surface molecules and the applied pressure

Description : Surface tension of liquids is the result of which the following: w) interaction of a liquid with its container x) unbalanced forces on the liquid's surface molecules y) adhesive forces of the liquid z) interaction of the liquid's surface molecules and the applied pressure

Last Answer : ANSWER: X -- UNBALANCED FORCES ON THE LIQUID'S SURFACE MOLECULES

Which of the following gases is more soluble in water as the water temperature increases? w) Helium x) Air y) Carbon dioxide z) Hydrogen

Description : Which of the following gases is more soluble in water as the water temperature increases? w) Helium x) Air y) Carbon dioxide z) Hydrogen

Last Answer : ANSWER: W -- HELIUM

Which one of the following metals is immune to corrosion by air, water, hydrochloric acid and nitric acid; but is soluble in aqua regia? w) gold x) silver y) magnesium z) nickel

Description : Which one of the following metals is immune to corrosion by air, water, hydrochloric acid and nitric acid; but is soluble in aqua regia? w) gold x) silver y) magnesium z) nickel

Last Answer : ANSWER: W -- GOLD

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 

A nonpolar molecule is usually: w) hydrophilic x) soluble in water y) hydrophytic z) soluble in organic solvents

Description : A nonpolar molecule is usually: w) hydrophilic x) soluble in water y) hydrophytic z) soluble in organic solvents

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Which of the following group of compounds is most soluble in water? w) alkanes (pron: ak-KANES) x) alcohols y) aldehydes (pron: al-deh-HIDES) z) alkenes (pron: al-KEENS)

Description : Which of the following group of compounds is most soluble in water? w) alkanes (pron: ak-KANES) x) alcohols y) aldehydes (pron: al-deh-HIDES) z) alkenes (pron: al-KEENS)

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Which of the following compounds is ONLY WEAKLY soluble in cold water? w) Silver Nitrate x) Sodium Carbonate y) Sodium Chloride z) Lead Chloride

Description : Which of the following compounds is ONLY WEAKLY soluble in cold water? w) Silver Nitrate x) Sodium Carbonate y) Sodium Chloride z) Lead Chloride

Last Answer : ANSWER: Z -- LEAD CHLORIDE 

For which of the following classes of salts are all of its compounds soluble in water? w) sulfates x) nitrates y) hydroxides z) chlorides

Description : For which of the following classes of salts are all of its compounds soluble in water? w) sulfates x) nitrates y) hydroxides z) chlorides

Last Answer : ANSWER: X -- NITRATES

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

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Description : Ethylene diamine tetraacetoacetate (pron: te-tra-a-see-tow-AS-e-tate) (EDTW) is often used for which of the following: w) Determine hardness of water x) Measure the amount of zinc in a solution. y) A preservative in foods z) All of the above

Last Answer : ANSWER: Z -- ALL OF THE ABOVE 

All alloys contain this element if they are amalga The element is: w) iron x) mercury y) gold z) platinum

Description : All alloys contain this element if they are amalga The element is: w) iron x) mercury y) gold z) platinum

Last Answer : ANSWER: X -- MERCURY

Which of the following substances is classified as amorphous? w) glass x) Zinc y) diamond z) sodium chloride

Description : Which of the following substances is classified as amorphous? w) glass x) Zinc y) diamond z) sodium chloride

Last Answer : ANSWER: W -- GLASS

In the common dry cell, the zinc atoms are: w) reduced at the cathode x) oxidized at the cathode y) oxidized at the anode z) reduced at the anode

Description : In the common dry cell, the zinc atoms are: w) reduced at the cathode x) oxidized at the cathode y) oxidized at the anode z) reduced at the anode

Last Answer : ANSWER: Y -- OXIDIZED AT THE ANODE

The term "laminar flow" is most often associated with the description of: w) conduction of sound by waves x) current flow in transistors y) effects of viscosity of liquids z) passage of light rays through a liquid

Description : The term "laminar flow" is most often associated with the description of: w) conduction of sound by waves x) current flow in transistors y) effects of viscosity of liquids z) passage of light rays through a liquid

Last Answer : ANSWER: Y -- EFFECTS OF VISCOSITY OF LIQUIDS

The amount of heat required to change a boiling liquid to a gas at the same temperature depends on one of the following properties of the liquid. Does it depend on the liquid's: w) heat of fusion x) heat of vaporization y) temperature z) density

Description : The amount of heat required to change a boiling liquid to a gas at the same temperature depends on one of the following properties of the liquid. Does it depend on the liquid's: w) heat of fusion x) heat of vaporization y) temperature z) density

Last Answer : ANSWER: X -- HEAT OF VAPORIZATION

In geological studies, all of the following are TRUE of P waves except that they: w) are body waves x) travel like sound waves y) can pass through liquids z) are slower than S waves

Description : In geological studies, all of the following are TRUE of P waves except that they: w) are body waves x) travel like sound waves y) can pass through liquids z) are slower than S waves

Last Answer : ANSWER: Z -- ARE SLOWER THAN S WAVES

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Description : When shale weathers, it forms mostly: w) clay x) quartz y) soluble carbonates z) slate

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On all instruments like measuring cylinder, pipette and burette, readings are always taken at the bottom of the meniscus of liquid. This is not true for liquids like A. Oil B. Ink C. Mercury D. Seawater

Description : On all instruments like measuring cylinder, pipette and burette, readings are always taken at the bottom of the meniscus of liquid. This is not true for liquids like A. Oil B. Ink C. Mercury D. Seawater

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Which statement is false? (a) Many alkanes are soluble in water. (b) All alkanes have a lower density than water. (c) At room temperature some alkanes are liquids, some solids, some gases. (d) All alkanes burn

Description : Which statement is false? (a) Many alkanes are soluble in water. (b) All alkanes have a lower density than water. (c) At room temperature some alkanes are liquids, some solids, some gases. (d) All alkanes burn

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Most commercial nuclear power plants worldwide are cooled by: w) sodium x) mercury y) helium z) water

Description : Most commercial nuclear power plants worldwide are cooled by: w) sodium x) mercury y) helium z) water

Last Answer : ANSWER: Z -- WATER

This planet's orbit gave proof of the superiority of Einstein's theory of gravity over Newton's: w) Mercury x) Earth y) Mars z) Pluto

Description : This planet's orbit gave proof of the superiority of Einstein's theory of gravity over Newton's: w) Mercury x) Earth y) Mars z) Pluto

Last Answer : ANSWER: W -- MERCURY

Safety aside, for which of the following reasons is alcohol used in preference to mercury in a minimum thermometer? w) Alcohol has a higher boiling point x) Alcohol has a lower freezing point y) Alcohol contracts more uniformly z) Alcohol can be dyed for visibility

Description : Safety aside, for which of the following reasons is alcohol used in preference to mercury in a minimum thermometer? w) Alcohol has a higher boiling point x) Alcohol has a lower freezing point y) Alcohol contracts more uniformly z) Alcohol can be dyed for visibility

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The specific gravity of mercury at Standard Temperature and Pressure is: w) 0.75 x) 4.0 y) 13.6 z) 19.3

Description : The specific gravity of mercury at Standard Temperature and Pressure is: w) 0.75 x) 4.0 y) 13.6 z) 19.3 

Last Answer : ANSWER: Y -- 13.6 

Which of the following elements was unknown to ancient civilizations? w) tin x) aluminum y) mercury z) sulfur

Description : Which of the following elements was unknown to ancient civilizations? w) tin x) aluminum y) mercury z) sulfur

Last Answer : ANSWER: X -- ALUMINUM

A zinc plate is attached to the knob of a negatively charged electroscope. What will happen to the leaves of the electroscope when ultraviolet light is shown on the zinc plate. Will the leaves: w) collapse at once x) gradually come together y) gradually spread further apart z) remain unaffected

Description : A zinc plate is attached to the knob of a negatively charged electroscope. What will happen to the leaves of the electroscope when ultraviolet light is shown on the zinc plate. Will the leaves: w) collapse at once x) gradually come together y) gradually spread further apart z) remain unaffected

Last Answer : ANSWER: X -- GRADUALLY COME TOGETHER

Which of the following is the only element which i "mined" from the sea? Is it: w) copper x) magnesium y) uranium z) zinc

Description : Which of the following is the only element which i "mined" from the sea? Is it: w) copper x) magnesium y) uranium z) zinc

Last Answer : ANSWER: X -- MAGNESIUM 

Sphalerite is a primary ore of which of the following metals? w) zinc x) tin y) copper z) iron

Description : Sphalerite is a primary ore of which of the following metals? w) zinc x) tin y) copper z) iron

Last Answer : ANSWER: W -- ZINC

Galena is a primary ore of which of the following metals? w) zinc x) tungsten y) lead z) silver

Description : Galena is a primary ore of which of the following metals? w) zinc x) tungsten y) lead z) silver

Last Answer : ANSWER: Y -- LEAD

Hematite is a primary ore of which of the followin metals? w) zinc x) tungsten y) iron z) none of the above

Description : Hematite is a primary ore of which of the followin metals? w) zinc x) tungsten y) iron z) none of the above

Last Answer : ANSWER: Y -- IRON

Which of the following is not soluble in water? (1) Lead Sulphate (2) Zinc sulphate (3) Potassium sulphate (4) Sodium sulphate

Description : Which of the following is not soluble in water? (1) Lead Sulphate (2) Zinc sulphate (3) Potassium sulphate (4) Sodium sulphate

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Which of the following is not soluble in water ? (1) Lead Sulphate (2) Zinc sulphate (3) Potassium sulphate (4) Sodium sulphate

Description : Which of the following is not soluble in water ? (1) Lead Sulphate (2) Zinc sulphate (3) Potassium sulphate (4) Sodium sulphate

Last Answer : Zinc sulphate

Mayonnaise is: w) an emulsion x) a hydrogenated oil y) a covalent solution z) a coalescent solution

Description : Mayonnaise is: w) an emulsion x) a hydrogenated oil y) a covalent solution z) a coalescent solution

Last Answer : ANSWER: W -- AN EMULSION

Mayonnaise is: w) a coalescent solution x) a hydrogenated oil y) a covalent solution z) an emulsion

Description : Mayonnaise is: w) a coalescent solution x) a hydrogenated oil y) a covalent solution z) an emulsion

Last Answer : ANSWER: Z -- AN EMULSION

Crude oil is separated into its components by: w) chemical reaction x) simple distillation y) fractional distillation z) settling

Description : Crude oil is separated into its components by: w) chemical reaction x) simple distillation y) fractional distillation z) settling

Last Answer : ANSWER: Y -- FRACTIONAL DISTILLATION 

Vegetable oil is made into margarine through: w) halogenation x) partial hydrogenation y) methylation z) oxidation

Description : Vegetable oil is made into margarine through: w) halogenation x) partial hydrogenation y) methylation z) oxidation

Last Answer : ANSWER: X -- PARTIAL HYDROGENATION

Which is an example of a polymer? w) salt x) oil y) plastic z) glucose

Description : Which is an example of a polymer? w) salt x) oil y) plastic z) glucose

Last Answer : ANSWER: Y -- PLASTIC

Which of the following odors does the ester, methyl salicylate, produce? Is the odor that of: w) cinnamon x) avocado y) orange z) oil of wintergreen

Description : Which of the following odors does the ester, methyl salicylate, produce? Is the odor that of: w) cinnamon x) avocado y) orange z) oil of wintergreen

Last Answer : ANSWER: D -- OIL OF WINTERGREEN

The enzyme which converts glucose into ethyl alchohol `(C_(2)H_(5)OH)` is

Description : The enzyme which converts glucose into ethyl alchohol `(C_(2)H_(5)OH)` is

Last Answer : The enzyme which converts glucose into ethyl alchohol `(C_(2)H_(5)OH)` is A. zymase B. invertase C. maltase D. distase

Is rubbing alchohol a mixture?

Description : Is rubbing alchohol a mixture?

Last Answer : Rubbing alchohol is a mixture.

Why did the 18th amendment ban the sale and manufacturing of alchohol?

Description : Why did the 18th amendment ban the sale and manufacturing of alchohol?

Last Answer : What is the answer ?

Is alchohol rehab court ordered for DUI's in most states?

Description : Is alchohol rehab court ordered for DUI's in most states?

Last Answer : The orders of the court vary greatly depending on jurisdiction. Typically for repeat offenders there is court ordered rehab.

Wetting an area down with alchohol before plucking hairs for culture will decrease inaccurate tests. A. True B. False

Description : Wetting an area down with alchohol before plucking hairs for culture will decrease inaccurate tests. A. True B. False

Last Answer : Ans: A

Phenytoin: 1) is a benzalkonium Derivative 2) is clinically effective serum level is in the range on 2-10 micrograms/ml. 3) A steady state blood level is achieved by 2-5 days 4) Can be used in management of alchohol withdrawl syndrome 5) Is the drug of choice in absence seizures.

Description : Phenytoin: 1) is a benzalkonium Derivative 2) is clinically effective serum level is in the range on 2-10 micrograms/ml. 3) A steady state blood level is achieved by 2-5 days 4) Can be used in management of alchohol withdrawl syndrome 5) Is the drug of choice in absence seizures.

Last Answer : Answers-4 Phenytoin is an imidazolidine derivative.It relates to barbiturates in chemical structure. Clinically effective seum level is in the range on 10-20 micrograms/ml. A steady state blood level is achieved by 7-10 days.

Which of the following liquids has the least density? (1) Fresh water (2) Salt water (3) Petrol (4) Mercury

Description : Which of the following liquids has the least density? (1) Fresh water (2) Salt water (3) Petrol (4) Mercury

Last Answer : (3) Petrol Explanation: Gasoline or petrol is a transparent, petroleum-derived liquid that is used primarily as a fuel in internal Combustion engines. It consists mostly of organic compounds obtained by the fractional distillation of petroleum, enhanced with a variety of additives.

Which of the following liquids has the least density ? (1) Fresh water (2) Salt water (3) Petrol (4) Mercury

Description : Which of the following liquids has the least density ? (1) Fresh water (2) Salt water (3) Petrol (4) Mercury

Last Answer : Petrol

At room temperature, the metal that remains liquid is: (1) Mercury (2) Platinum (3) Lead (4) Zinc

Description : At room temperature, the metal that remains liquid is: (1) Mercury (2) Platinum (3) Lead (4) Zinc

Last Answer : (1) Mercury Explanation: Mercury is the only metal that is a liquid at normal temperatures and pressure. At room temperatureand pressure, mercury neither readily share valence electrons with other atoms nor ... Infact, mercury is the only metal that doesn't form diatomic molecules in the has phase.