Description : How many moles of H2 and N2 can be formed by the decomposition of 0.145 moles of ammonia, NH3?
Last Answer : All together now… WE WILL NOT DO YOUR HOMEWORK
Description : Nitrogen gas is filled in a container of volume 2.32 L at 32°C and 4.7 atm pressure. Calculate the number of moles of the gas.
Last Answer : Nitrogen gas is filled in a container of volume 2.32 L at 32°C and 4.7 atm pressure. Calculate the number of moles of the gas.
Description : What volume is occupied by 10 moles of ammonia NH3 at standard conditions?
Last Answer : The volume of ammonia is 244,652 L.
Description : What is the maximum amount of NH3 gas formed by mixing of 14 g N2 and 6 g H2 gases is?
Last Answer : N2(g) + 3H2(g) ==> 2NH3(g) is the balanced equation for thisreaction.14 g N2 x 1 mole N2/28 g = 0.5 moles N2 present6 g H2 x 1 mole H2/2 g = 3 moles O2 presentIn this situation, the amount of N2 ... by the amount of N2.0.5 moles N2 x 2 moles NH3/1 mole N2 = 1 moles NH3 is themaximum amount of NH3.
Description : 5 moles of `SO_(2)` and 5 moles of `O_(2)` react in a closed vessel. At equilibrium 60% of the `SO_(2)` is consumed . The total number of gaseous mole
Last Answer : 5 moles of `SO_(2)` and 5 moles of `O_(2)` react in a closed vessel. At equilibrium 60% of the `SO_(2)` is consumed ... - A. 5.1 B. 3.9 C. 10.5 D. 8.5
Description : The number of moles of `KMnO_(4)` that will be needed to react completely with one mole of ferrous oxalate in acidic solution is:
Last Answer : The number of moles of `KMnO_(4)` that will be needed to react completely with one mole of ferrous oxalate in acidic ... //5` C. `3//5` D. `4//5`
Description : How many grams of Hg must react to produce 3.75 moles of O?
Last Answer : Need answer
Description : What number of moles of O2 is required to react with 3.6 mol SO2 in the following reaction 2S02 plus O2 2SO3?
Last Answer : 1,8 of moles of O2 are required.
Description : How many moles of H2SO4 will react with 18mol of Al?
Description : For the irreversible reaction, Ca+ 2C = Ca C2, Δ H°298 = - 60000 J . mole-1. If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved ... will be (A) 30,000 J (B) 60,000 J (C) 90,000 J (D) 2,40,000 J
Last Answer : (C) 90,000 J
Description : Two nitrogen of the pyrimidines ring are obtained from (A) Glutamine and Carbamoyl-p (B) Asparate and Carbamoyl-p (C) Glutamate and NH3 (D) Glutamine and NH3
Last Answer : Answer : B
Description : The four nitrogen atoms of purines are derived from (A) Urea and NH3 (B) NH3, Glycine and Glutamate (C) NH3, Asparate and Glutamate (D) Aspartate, Glutamine and Glycine
Last Answer : Answer : D
Description : Two nitrogen atoms of Urea in the urea cycle come from (A) NH3 (B) One from NH3 and one from aspartate (C) One from NH3 and one from glutamate (D) One from NH3 and one from alanine
Description : The major end product of protein nitrogen metabolism in man is (A) Glycine (B) Uric acid (C) Urea (D) NH3
Last Answer : Answer : C
Description : Leguminous plants are able to fix atmospheric nitrogen through the process of symbiotic nitrogen fixation. Which one of the following statements is not correct during this process of nitrogen fixation ... the conversion of atmospheric N2 to NH3. (d) Nitrogenase is insensitive to oxygen.
Last Answer : (d) Nitrogenase is insensitive to oxygen.
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
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
Description : In which of the following compounds, nitrogen exhibits highest oxidation state? (1) NH2OH (2) N2H4 (3) NH3 (4) N3H
Last Answer : N3H
Description : If there are 3 moles of hydrogen 6 moles of oxygen and 9 moles of helium in a 10 L vessel at 27 and degC the total pressure of the gas mixture will be?
Last Answer : What is the answer ?
Description : Which of the following statements is false about primary amines? (a) They can be prepared by reduction of nitriles with LiAlH4. (b) They do not form salts with acids (c) They react with ice-cold nitrous acid to form nitrogen gas. (d) They are basic and soluble in water
Last Answer : They do not form salts with acids
Description : How much heat is needed to vaporize 2.72 moles of nitrogen?
Description : When NH3 is perfused through a dog’s liver ______ is formed, while ______ is formed in the birds liver. (A) Urea, Uric acid (B) Urea, allantoin (C) Uric acid, creatinine (D) Uric acid, Urea
Last Answer : Answer : A
Description : a gas has a pressure of 766.7 torr at a temperature of 10.0°C. the sample contains 2.35 moles of xenon. what is the volume of the gas in liters?
Last Answer : Using PV=nRT, 10.0ºC = 283.15ºK, R = 62.36 L torr/mol KV= (nRT)/PV = (2.35m*(62.36 L torr/mol K)*283.15ºK)/766.7 TorrV = 54.12 L
Description : Mass flow ratio of NH3 in comparison to Freon-12 for same refrigeration load and same temperature limits is of the orderof (a) 1 : 1 (b) 1 : 9 (c) 9 : 1 (d) 1 : 3
Last Answer : Ans: b
Description : In the balanced equation `MnO_(4)^(-)+H^(+)+C_(2)O_(4)^(2-)rarr Mn^(2+)+CO_(2)+H_(2)O`, the moles of `CO_(2)` formed are :-
Last Answer : In the balanced equation `MnO_(4)^(-)+H^(+)+C_(2)O_(4)^(2-)rarr Mn^(2+)+CO_(2)+H_(2)O`, the moles of `CO_(2)` formed are :- A. 2 B. 4 C. 5 D. 10
Description : In the reaction , `4A+2B+3CtoA_(4)B_(2)C_(3)` what will be the number of moles of product formed , starting from 1 mole of A,06 mole of B and 0.72 mol
Last Answer : In the reaction , `4A+2B+3CtoA_(4)B_(2)C_(3)` what will be the number of moles of product formed , starting from 1 ... A. 0.25 B. 0.3 C. 2.4 D. 0.24
Description : When 22.4 litres of `H_(2)(g)` is mixed with 11.2 litres of `CI_(2)(g)`, eacg at STP, the moles of HCI(g) formed is equal to :-
Last Answer : When 22.4 litres of `H_(2)(g)` is mixed with 11.2 litres of `CI_(2)(g)`, eacg at STP, the moles of HCI(g ... ) C. 1 mol of HCI (g) D. 2 mol of HCI (g)
Description : In the following reaction sequence, the amount of D (in g) formed from to moles of acetophenone is.......... (Atomic weights in `g mol^(-1) : H = 1, C
Last Answer : In the following reaction sequence, the amount of D (in g) formed from to moles of acetophenone ... product in each step is given in the parenthesis)
Description : The number of moles of `HIO_(3)` formed during periodic oxidation of cyclohexa (1,2,3) triol____
Last Answer : The number of moles of `HIO_(3)` formed during periodic oxidation of cyclohexa (1,2,3) triol____
Description : When a mixture containing `PCl_(3)` and `PCl_(5)` is heated with ethyl alcohol, a total of 4 moles of ehtyl chloride is formed. Mole ratio of `PCl_(3)
Last Answer : When a mixture containing `PCl_(3)` and `PCl_(5)` is heated with ethyl alcohol, a total of 4 moles of ehtyl chloride is ... : 1` C. `1 : 3` D. `2 : 1`
Description : How many moles of water are produced when 3.25 miles of CO are formed during the combustion of methyl alcohol?
Description : For the reversible reaction A ⇌ 2B, if the equilibrium constant K is 0.05 mole/litre; starting from initially 2 moles of A and zero moles of B, how many moles will be formed at equilibrium? (A) 0.253 (B) 0.338 (C) 0.152 (D) 0.637
Last Answer : (B) 0.338
Description : Which of the following is not a unit of reaction rate? (A) Moles for med/(surface of catalyst) (time) (B) Moles formed/volume of reactor) (time) (C) Mole formed/volume of catalyst) (time) (D) None of these
Last Answer : (D) None of these
Description : Acid rains are produced by (a) excess NO2 and SO2 from burning fossil fuels (b) excess production of NH3 by industry and coal gas (c) excess release of carbon monoxide by incomplete combustion (d) excess formation of CO2 by combustion and animal respiration.
Last Answer : (a) excess NO2 and SO2 from burning fossil fuels
Description : Which gas is released from paddy fields? a) CO2 b) H2S c) CH4 d) NH3
Last Answer : c) CH4
Description : Temperature of coke oven gas just before entering into saturator (for recovery of NH3 ) is about __________ °C. (A) 30 (B) 65 (C) 120
Last Answer : (B) 65
Description : Coke oven gas burns with a yellowish flame, because of the presence of (A) CO2 (B) CH4 (C) H2 (D) NH3
Last Answer : (B) CH4
Description : In an integrated steel plant, NH3 present in coke oven gas is normallyrecovered as (A) (NH4 )2SO4 (B) NH4Cl (C) (NH4 )2 NO3 (D) Liquid NH3
Last Answer : (A) (NH4 )2SO4
Description : Which of the following can be regarded as gas so that gas laws could be applicable, within the commonly encountered temperature limits. (a) 02, N2, steam, C02 (b) Oz, N2, water vapour (c) S02, NH3, C02, moisture (d) 02, N2, H2, air (e) steam vapours, H2, C02.
Last Answer : Answer : d
Description : The half life period of uranium is 4.5 billion years. After 9.0 billion years, the number of moles of heliumm liberated from the following nuclear rea
Last Answer : The half life period of uranium is 4.5 billion years. After 9.0 billion years, the number of moles of heliumm ... 1.0 mol C. 11.2 mol D. 22.4 mol
Description : How many moles are in 4.9 x 1023 molecules of ZnCl2?
Last Answer : Feel Free to Answer
Description : An adult human lung has a volume of 2.9 liters. If its volume decreases to 1.2 liters and it contains 0.049 mole of air after it exhales, how many moles of air does it contain when full A. 0.025 mol B. 0.041 mol C. 0.083 mol D. 0.12 mol E. 0.14 mol?
Last Answer : An adult human lung has a volume of 2.9 liters. If its volume decreases to 1.2 liters and it contains 0.049 mole of air after it exhales, how many moles of air does it contain when full? A. 0.025 mol B. 0.041 mol C. 0.083 mol D. 0.12 mol E. 0.14 mol
Description : Statement I Nitrogen and oxygen are the main components in the atmosphere but these do not react to form oxides of nitrogen. Statement II The reaction
Last Answer : Statement I Nitrogen and oxygen are the main components in the atmosphere but these do not react ... D. Both are assertion and reason are incorrect
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.
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
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
Description : How do metals react with nitrogen?
Last Answer : Metals react with nitrogen forming respective nitrides at high temperature. Magnesium reacts with nitrogen to form magnesium nitride.
Description : When vinegar and baking soda are mixed together, w gas is formed? w) oxygen x) nitrogen y) carbon dioxide z) hydrogen
Last Answer : ANSWER: Y -- CARBON DIOXIDE