Chemically glass is a mixture of

Chemically glass is a mixture of
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1 Answer

Answer :

sodium and calcium silicate.
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Related questions

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

Diamond is chemically (a) a mixture of metal carbonates (b) pure carbon (c) a pure form of sand (d) a mixture of calcium and magnesium phosphates

Description : Diamond is chemically (a) a mixture of metal carbonates (b) pure carbon (c) a pure form of sand (d) a mixture of calcium and magnesium phosphates

Last Answer : Ans:(b)

Wax used for making candle is chemically a mixture of – (1) aliphatic hydrocarbons (2) aromatic hydrocarbons (3) cyclic hydrocarbons (4) aliphatic and aromatic hydrocarbons

Description : Wax used for making candle is chemically a mixture of – (1) aliphatic hydrocarbons (2) aromatic hydrocarbons (3) cyclic hydrocarbons (4) aliphatic and aromatic hydrocarbons

Last Answer : (1) aliphatic hydrocarbons Explanation: An aliphatic compound is a hydrocarbon compound containing carbon and hydrogen joined together in straight chains, branched trains or non-aromatic rings ... naturally occurring. Waxes are organic compounds that characteristically consist of long alkyl chains.

Wax used for making candle is chemically a mixture of (1) aliphatic hydrocarbons (2) aromatic hydrocarbons (3) cyclic hydrocarbons (4) aliphatic and aromatic hydrocarbons

Description : Wax used for making candle is chemically a mixture of (1) aliphatic hydrocarbons (2) aromatic hydrocarbons (3) cyclic hydrocarbons (4) aliphatic and aromatic hydrocarbons 

Last Answer :  aliphatic hydrocarbons

When hot-water is sprinkled on a hotter glass tumbler, it breaks because – (1) glass suddenly expands (2) glass suddenly contracts (3) water evaporates (4) glass reacts chemically with water

Description : When hot-water is sprinkled on a hotter glass tumbler, it breaks because – (1) glass suddenly expands (2) glass suddenly contracts (3) water evaporates (4) glass reacts chemically with water

Last Answer : (2) glass suddenly contracts Explanation: If the poured liquid is relatively hotter or colder in comparison to the tumbler, it will break. When hot water is poured into a tumbler there is an uneven increase in the thermal expansion of the walls of the vessel.

Dense soda ash used in the manufacture of glass, is chemically represented by (A) Na2CO3 (B) Na2CO3 .10H2O (C) Na2CO3 .H2O (D) Na2HCO3

Description : Dense soda ash used in the manufacture of glass, is chemically represented by (A) Na2CO3 (B) Na2CO3 .10H2O (C) Na2CO3 .H2O (D) Na2HCO3

Last Answer : (C) Na2CO3 .H2O

When hot-water is sprinkled on a hotter glass tumbler, it breaks because (1) glass suddenly expands (2) glass suddenly contracts (3) water evaporates (4) glass reacts chemically with water

Description : When hot-water is sprinkled on a hotter glass tumbler, it breaks because (1) glass suddenly expands (2) glass suddenly contracts (3) water evaporates (4) glass reacts chemically with water

Last Answer : glass suddenly contracts

A fractionating column is a glass apparatus used to (a) Separate magnetic solids from nonmagnetic solids (b) Separate a mixture in water (c) Separate two or more liquids (d) Extract oils from vegetable matter

Description : A fractionating column is a glass apparatus used to (a) Separate magnetic solids from nonmagnetic solids (b) Separate a mixture in water (c) Separate two or more liquids (d) Extract oils from vegetable matter

Last Answer : Ans:(c)

What happens when: a) When a mixture of sodium acetate and soda lime is heated in a hard glass test tube.

Description : What happens when: a) When a mixture of sodium acetate and soda lime is heated in a hard glass test tube.

Last Answer : Methane gas is evolved. CH 3 COONA + NaOH CaO Na 2 CO 3 + CH 4 b) Methane is burnt in air or oxygen or methane undergoes complete combustion. It forms carbon dioxide and water. CO 2 + H ... ultraviolet light (sunlight). Organic product chloromethane is formed CH 4 + Cl 2 UV CH 3 Cl + HCl

Give reason: When a glass test tube containing a mixture of chloroform and acetone is immersed in water will disappear.

Description : Give reason: When a glass test tube containing a mixture of chloroform and acetone is immersed in water will disappear.

Last Answer : The mixture of acetone and chloroform has the same refractive index as that of the glass. The surface of glass will not reflect light. Hence the test tube appears to disappear.

What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called? A. Paint B. Glass C. Gun Powder (Answer) D. Cement

Description : What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called? A. Paint B. Glass C. Gun Powder (Answer) D. Cement

Last Answer : C. Gun Powder (Answer)

Glass is made of the mixture of-------? A. Quartz and Mica B. Sand and Salt C. Sand and Silicates (Answer) D. None of these

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Last Answer : answer:

is tap water in a glass pure substances or mixture?

Description : is tap water in a glass pure substances or mixture?

Last Answer : Are a mixture because is water is a compound of hydrogen and oxygen

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Description : Which one among the following is not a mixture? (1) Graphite (2) Glass (3) Brass (4) Steel

Last Answer : (1) Graphite Explanation: Graphite is a naturally-occurring form of crystalline carbon. It is a native element mineral found in metamorphic and igneous rocks. Graphite is a mineral of extremes.

Glass is made of the mixture of which things?

Description : Glass is made of the mixture of which things?

Last Answer : Sand and silicates

Give scientific reasons (in not more than four lines each) for the following: (i) Meat takes longer to cook on the mountains (ii) Water remains cool in earthen pitchers (iii) Ice and salt mixture is used as a freezing agent by manual ice cream makers. (iv) It is not advisable to sleep under trees during the night. (v) Greenhouse operators paint their glass roofs white in summer.

Description : Give scientific reasons (in not more than four lines each) for the following: (i) Meat takes longer to cook on the mountains (ii) Water remains cool in earthen pitchers (iii) Ice and salt ... to sleep under trees during the night. (v) Greenhouse operators paint their glass roofs white in summer.

Last Answer : (i) Meat takes longer to cook on the mountains: The atmospheric pressure decreases as the altitude increases. The boiling point of water is 100 c at standard atmospheric pressure. At the mountains this ... of light to a maximum. And therefore white colour is painted on the roofs in the summer.

Type of lasers that uses a mixture of helium and neon enclosed in glass tube. ∙ A. gas lasers ∙ B. solid lasers ∙ C. semiconductor lasers ∙ D. liquid lasers

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Last Answer : A. gas lasers

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

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The hormone insulin is chemically a (a) fat (b) lipid (c) protein (d) carbohydrate

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Chemically, dry ice is (a) ice formed from pure distilled water (b) solid carbon dioxide (c) solid sulphur dioxide (d) ice kept at sub-zero temperatures

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In a chemically pure state, diamonds are (a) Monochromatic (b) Polychromatic (c) Colourless (d) None of these

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Last Answer : Acetic acid (CH3COOH)

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Description : The scales formed inside the boilers are chemically?

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Second most chemically reactive ele- ment?

Description : Second most chemically reactive ele- ment?

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Most chemically reactive element is?

Description : Most chemically reactive element is?

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Description : Two or more substances (elements or compounds or both) that do not combine chemically during the mixing?

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Last Answer : sodium bi sulphate.

Give reason: Alkanes are chemically stable.

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Why are noble gases chemically unreactive?

Description : Why are noble gases chemically unreactive?

Last Answer : Noble gases do not form chemical bond on their own with other elements as they have completed shells of electrons

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Last Answer : C. protein (Answer)

Epsom salt is chemically known as-----? A. Copper Sulfate B. Magnesium Sulfate (Answer) C. Ferrous Sulfate D. None of these

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Detergents dissolved in water help in cleaning clothes by-----? A. Increasing the temperature of water B. Reacting chemically with dirt C. Reducing the surface tension of water (Answer) D. Dissolving dirt

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What are some good conditioners for chemically damaged hair?

Description : What are some good conditioners for chemically damaged hair?

Last Answer : I use Biolage leave in conditioning cream. About $14 at a salon in my area. Works great on my thick frizzy hair. Although perhaps if you get yours chemically straightened, you may want to check with your hairdresser just in case.

How do I chemically purify Enameled Copper Clad Aluminum into Copper and Aluminum?

Description : How do I chemically purify Enameled Copper Clad Aluminum into Copper and Aluminum?

Last Answer : answer:On one hand, both Cu and Al are valuable so you would want to separate and salvage both. To do that you might want to try heating up one or two pieces to 660°C and see if the Al melts off, ... waste operators who can tell you how to prepare it, before they will come pick it up (for a fee).

Physically and/or chemically speaking, how did I ruin my CD by attempting to clean it with non-acetone nail polish remover?

Description : Physically and/or chemically speaking, how did I ruin my CD by attempting to clean it with non-acetone nail polish remover?

Last Answer : What is in your solvent. Did it “frost” the surface?

How do I tell the fakers from the chemically unbalanced?

Description : How do I tell the fakers from the chemically unbalanced?

Last Answer : Ask them if they would like to commit suicide with you. if they say yes, then they are real if they say no then they are fake. easy

Which chemically inactive gas present in atmosphere? -Do You Know?

Description : Which chemically inactive gas present in atmosphere? -Do You Know?

Last Answer : answer:

Which chemically inactive gas present in atmosphere? -Do You Know?

Description : Which chemically inactive gas present in atmosphere? -Do You Know?

Last Answer : answer:

Which chemically inactive gas present in atmosphere? -Do You Know?

Description : Which chemically inactive gas present in atmosphere? -Do You Know?

Last Answer : answer:

Which chemically inactive gas present in atmosphere? -Do You Know?

Description : Which chemically inactive gas present in atmosphere? -Do You Know?

Last Answer : answer:

Which chemically inactive gas present in atmosphere? -Do You Know?

Description : Which chemically inactive gas present in atmosphere? -Do You Know?

Last Answer : answer:

Which chemically inactive gas present in atmosphere? -Do You Know?

Description : Which chemically inactive gas present in atmosphere? -Do You Know?

Last Answer : answer:

What are Rubies and Sapphires chemically known as? -Do You Know?

Description : What are Rubies and Sapphires chemically known as? -Do You Know?

Last Answer : answer:

Do you wash chemically treated fruits?

Description : If I want to squeeze a lemon into a drink that is chemically treated, should I also wash it?

Last Answer : I always wash the fruit. In the case of chemically treated fruit, it is also written in the shop. Wash with warm water before use.

Is there a chemically treated lemon?

Description : When you buy lemons in the evening, can you tell if they are chemically treated?

Last Answer : You certainly don't know anything by your appearance.

Where to buy chemically untreated vegetables?

Description : Is it possible to get quality non-fertilized vegetables somewhere?

Last Answer : farmers' markets

Where to buy chemically untreated lemons?

Description : Hello, I didn't even have to ask in the supermarket and I had already seen the sign "Chemically treated". So I guess all malls have it. I need lemon peel for baking. Where to buy untreated lemons?

Last Answer : Try BIO - but ask thoroughly, in my experience they quite often sell exactly the same fresh goods as regular super-hyper. And otherwise you will get such "goodies" in quality vegetables - in Prague I would ... . - you can try to arrange the mission of the package - http://www.kunratickastodola.cz/).