Percent of Nitrogen presence in atmos- phere?

Percent of Nitrogen presence in atmos-
phere?
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1 Answer

Answer :

78%
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Related questions

Percent of nitrogen presence in atmos- phere is?

Description : Percent of nitrogen presence in atmos- phere is?

Last Answer : 78%

The most common element in the atmos- phere?

Description : The most common element in the atmos- phere?

Last Answer : Nitrogen

Point out the correct statement. a) With Atmos, you can create your own cloud storage system or leverage a public cloud service with Atmos online b) IBM is a major player in cloud computing particularly for businesses c) In managed storage, the storage service provider makes storage capacity available to users d) All of the mentioned

Description : Point out the correct statement. a) With Atmos, you can create your own cloud storage system or leverage a public cloud service with Atmos online b) IBM is a major player in cloud ... managed storage, the storage service provider makes storage capacity available to users d) All of the mentioned

Last Answer : With Atmos, you can create your own cloud storage system or leverage a public cloud service with Atmos online

During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH3 to NO is about __________ percent. (A) 38 (B) 68 (C) 82 (D) 98

Description : During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH3 to NO is about __________ percent. (A) 38 (B) 68 (C) 82 (D) 98

Last Answer : (D) 98

Presence of nitrogen in high concentration in contaminated air reduces partial pressure of oxygen in lungs, thereby causing asphyxia (suffocation) leading to death from oxygen deficiency. Concentration of N2 in contaminated air at which it acts as a natural asphyxiate is ≥ __________ percent. (A) 84 (B) 88 (C) 80 (D) 92

Description : Presence of nitrogen in high concentration in contaminated air reduces partial pressure of oxygen in lungs, thereby causing asphyxia (suffocation) leading to death from oxygen deficiency. Concentration of N2 in contaminated air at ... asphyxiate is ≥ __________ percent. (A) 84 (B) 88 (C) 80 (D) 92

Last Answer : (A) 84

The yellow colour in photochemical smog is due to the presence of------? A. Sulphur dioxide B. Carbon dioxide C. Nitrogen dioxide (Answer) D. CFC’s

Description : The yellow colour in photochemical smog is due to the presence of------? A. Sulphur dioxide B. Carbon dioxide C. Nitrogen dioxide (Answer) D. CFC’s

Last Answer : C. Nitrogen dioxide (Answer)

The products resulting from the atmospheric reactions of hydrocarbons and nitrogen oxides in the presence of sunlight are called

Description : The products resulting from the atmospheric reactions of hydrocarbons and nitrogen oxides in the presence of sunlight are called

Last Answer : The products resulting from the atmospheric reactions of hydrocarbons and nitrogen oxides in the ... C. Tertiary pollutants D. Non-pollutants

(1) the action of ultraviolet rays on oxygen Explanation: The majority of tropospheric ozone formation occurs when nitrogen oxides (NOx), carbon monoxide (CO ) and volatile organic compounds (VOCs), such as xylene, react in the atmosphere in the presence of sunlight containing ultra violet rays. NOx, CO, and VOCs are called ozone precursors. CO + 2O2 + CO2 + O3

Description : (1) the action of ultraviolet rays on oxygen Explanation: The majority of tropospheric ozone formation occurs when nitrogen oxides (NOx), carbon monoxide (CO ) and volatile organic compounds (VOCs), such as xylene, ... violet rays. NOx, CO, and VOCs are called ozone precursors. CO + 2O2 + CO2 + O3

Last Answer : Water is not effective in extinguishing a fire caused by petrol because - (1) the flame is too hot for water to cool it down (2) water and petrol react chemically (3) water and petrol are ... (4) water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn

If lime water is kept in the air, it turns milky due to presence of – (1) Carbondioxide (2) Nitrogen (3) Oxygen (4) Sulphurdioxide

Description : If lime water is kept in the air, it turns milky due to presence of – (1) Carbondioxide (2) Nitrogen (3) Oxygen (4) Sulphurdioxide

Last Answer : (1) Carbondioxide Explanation: Lime water is calcium hydroxide (Ca(OH)2). When carbon dioxide is passed into it, it turns milky because of the formation of calcium carbonate: Ca(OH)2 + CO2 = CaCO3 +H2O

The ‘Green House effect' is produced due to the presence of excess amount of – (1) Sulphur dioxide (2) Nitrogen dioxide (3) Carbon monoxide (4) Methane

Description : The ‘Green House effect' is produced due to the presence of excess amount of – (1) Sulphur dioxide (2) Nitrogen dioxide (3) Carbon monoxide (4) Methane

Last Answer : (4) Methane Explanation: By their percentage contribution to the greenhouse effect on Earth the four major gases are: Water vapour (36-70%), Carbon dioxide (9-26%), Methane (4-9%) and Ozone (3- 7%).

Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil? (A) Modern theory (B) Carbide theory (C) Engler theory (D) All (A), (B) and (C

Description : Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil? (A) Modern theory (B) Carbide theory (C) Engler theory (D) All (A), (B) and (C

Last Answer : (B) Carbide theory

Presence of nitrogen in steel (A) Makes it brittle (B) Increases its strength (C) Increases its hardness (D) Is desirable

Description : Presence of nitrogen in steel (A) Makes it brittle (B) Increases its strength (C) Increases its hardness (D) Is desirable

Last Answer : (A) Makes it brittle

Pick out the wrong statement. (A) Addition of methane to the furnace atmosphere reduces decarburising by hydrogen (B) Nitrogen in presence of steam decor-burises high carbon steel, whereas hydrocarbon gases carburise the surface of steel at annealing temperatures (C) Active nitrogen (formed by cracking ammonia at the metal surface) cause nitride formation with increase in surface hardness (D) None of these

Description : Pick out the wrong statement. (A) Addition of methane to the furnace atmosphere reduces decarburising by hydrogen (B) Nitrogen in presence of steam decor-burises high carbon steel, whereas hydrocarbon ... the metal surface) cause nitride formation with increase in surface hardness (D) None of these

Last Answer : (D) None of these

Presence of nitrogen in combustion air does not reduce the (A) Amount of heat liberated (B) Flame temperature (C) Flue gas temperature (D) Any of the above

Description : Presence of nitrogen in combustion air does not reduce the (A) Amount of heat liberated (B) Flame temperature (C) Flue gas temperature (D) Any of the above

Last Answer : (A) Amount of heat liberated

Fluorosis (a bone disease) is caused by the presence of high concentration of __________ in atmospheric air. (A) Hydrocarbons (B) Hydrogen fluoride (C) Hydrogen sulphides (D) Nitrogen dioxide

Description : Fluorosis (a bone disease) is caused by the presence of high concentration of __________ in atmospheric air. (A) Hydrocarbons (B) Hydrogen fluoride (C) Hydrogen sulphides (D) Nitrogen dioxide

Last Answer : (B) Hydrogen fluoride

Presence of nitrogen and phosphorous in waste water discharged into lakes and ponds causes (A) Foaming(B) Odour nuisances(C) Undesirable plant growth(D) Turbidity

Description : Presence of nitrogen and phosphorous in waste water discharged into lakes and ponds causes (A) Foaming (B) Odour nuisances (C) Undesirable plant growth (D) Turbidity

Last Answer : (C) Undesirable plant growth

Acetamide is a much weaker base than ammonia. This is because (a) the electron withdrawing effect of the C=O group makes the lone pair of electrons on nitrogen atom less available for protonation. (b) ) the electron withdrawing effect of the C=O group makes the lone pair of electrons on nitrogen atom more available for protonation. (c) the presence of CH3 group sterically hinders the protonation of the NH2 group. (d) an H atom from the nitrogen is less easily lost from CH3CONH2 than from NH3.

Description : Acetamide is a much weaker base than ammonia. This is because (a) the electron withdrawing effect of the C=O group makes the lone pair of electrons on nitrogen atom less available for protonation. (b) ) ... NH2 group. (d) an H atom from the nitrogen is less easily lost from CH3CONH2 than from NH3.

Last Answer : the electron withdrawing effect of the C=O group makes the lone pair of electrons on nitrogen atom less available for protonation

Intestinal bacteria can grow in the presence of __________whereas nonintestinal bacteria are A.bile salts B.low concentration of various dyes C.sugars D.low levels of nitrogen

Description : Intestinal bacteria can grow in the presence of __________whereas  nonintestinal bacteria are A.bile salts B.low concentration of various dyes C.sugars D.low levels of nitrogen

Last Answer : A.bile salts

The industrial process of producing ammonia by the reaction of nitrogen with hydrogen in the presence of catalyst is called?

Description : The industrial process of producing ammonia by the reaction of nitrogen with hydrogen in the presence of catalyst is called?

Last Answer : Haber process

The ‘Green House effect’ is produced due to the presence of excess amount of (1) Sulphur dioxide (2) Nitrogen dioxide (3) Carbon monoxide (4) Methane

Description : The ‘Green House effect’ is produced due to the presence of excess amount of (1) Sulphur dioxide (2) Nitrogen dioxide (3) Carbon monoxide (4) Methane

Last Answer : Methane

If lime water is kept in the air, it turns milky due to presence of : (1) Carbondioxide (2) Nitrogen (3) Oxygen (4) Sulphurdioxide

Description : If lime water is kept in the air, it turns milky due to presence of : (1) Carbondioxide (2) Nitrogen (3) Oxygen (4) Sulphurdioxide

Last Answer : Carbondioxide

Amish How much? Percent Nitrogen Stay ?

Last Answer : : Amish 16 Share Nitrogen Stays.

What is the percent of nitrogen in sodium nitrate?

Description : What is the percent of nitrogen in sodium nitrate?

Last Answer : The percent of nitrogen in sodium nitrate is 16,47 %.

What is the mass percent of nitrogen in ammonium carbonate (NH and Aacute) and iquestCO and Agrave?

Description : What is the mass percent of nitrogen in ammonium carbonate (NH and Aacute) and iquestCO and Agrave?

Last Answer : Need answer

If nearly 79 percent of the atmosphere in nitrogen How could there be a shortage in soil?

Description : If nearly 79 percent of the atmosphere in nitrogen How could there be a shortage in soil?

Last Answer : o

About 98 percent of the mass of every living organism is composed of just six elements including carbon, hydrogen, nitrogen, oxygen and (a) sulphur and magnesium (b) magnesium and sodium (c) calcium and phosphorus (d) phosphorus and sulphur.

Description : About 98 percent of the mass of every living organism is composed of just six elements including carbon, hydrogen, nitrogen, oxygen and (a) sulphur and magnesium (b) magnesium and sodium (c) calcium and phosphorus (d) phosphorus and sulphur.

Last Answer : (d) phosphorus and sulphur.

A sample of natural gas containing 80% methane (CH4 ) and rest nitrogen (N2 ) is burnt with 20% excess air. With 80% of the combustibles producing CO2 and the remainder going to CO, the Orsat analysis in volume percent is (A) CO2 : 6.26, CO : 1.56, O2 : 3.91, H2O :15.66, N2 : 72.60 (B) CO2 : 7.42, CO : 1.86, O2 : 4.64, N2 :86.02 (C) CO2 : 6.39, CO : 1.60, O2 : 3.99, H2O:25.96, N2 :72.06 (D) CO2 : 7.60, CO : 1.90, O2 : 4.75, N2 : 85.74

Description : A sample of natural gas containing 80% methane (CH4 ) and rest nitrogen (N2 ) is burnt with 20% excess air. With 80% of the combustibles producing CO2 and the remainder going to CO, the Orsat analysis in volume percent is (A) CO2 : 6 ... 96, N2 :72.06 (D) CO2 : 7.60, CO : 1.90, O2 : 4.75, N2 : 85.74

Last Answer : (B) CO2 : 7.42, CO : 1.86, O2 : 4.64, N2 :86.02

150. Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent. (A) 5 (B) 20 (C) 50 (D) 65

Description : 150. Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent. (A) 5 (B) 20 (C) 50 (D) 65

Last Answer : (B) 20

Nitrogen content of calcium ammonium nitrate (CAN) is __________ percent. (A) 10 (B) 25 (C) 50 (D) 80

Description : Nitrogen content of calcium ammonium nitrate (CAN) is __________ percent. (A) 10 (B) 25 (C) 50 (D) 80

Last Answer : (B) 25

The concentration (weight %) of nitric acid produced by the oxidation of ammonia and absorption of nitrogen oxides with water is about __________ percent. (A) 60 (B) 30 (C) 95 (D) 100

Description : The concentration (weight %) of nitric acid produced by the oxidation of ammonia and absorption of nitrogen oxides with water is about __________ percent. (A) 60 (B) 30 (C) 95 (D) 100

Last Answer : (A) 60

Nitrogen content of urea is about __________ percent. (A) 10 (B) 46 (C) 80 (D) 94

Description : Nitrogen content of urea is about __________ percent. (A) 10 (B) 46 (C) 80 (D) 94

Last Answer : (B) 46