Description : Citrate is converted to isocitrate by aconitase which contains (A) Ca++ (B) Fe++ (C) Zn++ (D) Mg++
Last Answer : B
Description : Basic metals can be converted into gold by ? A. Heating B. Beating C. Artificial nuclear radioactivity (Answer) D. Chemical reaction
Last Answer : C. Artificial nuclear radioactivity (Answer)
Description : Copper can be converted into gold by ? A. Artificial radioactivity (Answer) B. heating C. Electroplating D. Chemical reaction
Last Answer : A. Artificial radioactivity (Answer)
Description : What is the chemical name for fe(mno4)2?
Last Answer : (MnO4)2- is the chemical formula of manganate ion.
Description : What is the chemical name for fe (mno4)2?
Description : The chemical formula of iron pyrites is— (A) FeSO 4 (B) FeS (C) FeS 2 (D) Fe 2 (SO 4 ) 3
Last Answer : (C) FeS 2
Description : What is the chemical formula for quartz? w) CaCO-3 x) SiO-2 y) Fe-2O-3 z) none of these
Last Answer : ANSWER: X -- SiO-2
Description : What would be the equivalent weight of the reductant in the reaction : `[Fe(CN)_(6)]^(-3)+H_(2)O_(2)+2OH^(-)rarr2[Fe(CN)_(6)]^(4-)+2H_(2)O+O_(2)` [Giv
Last Answer : What would be the equivalent weight of the reductant in the reaction : `[Fe(CN)_(6)]^(-3)+H_(2)O_(2)+2OH^(-) ... O=16,H=1]` A. 17 B. 212 C. 34 D. 32
Description : How many are redox reaction- `{:((i),K_(4)[Fe (CN)_(6)] + "conc."H_(2)SO_(4) overset(Delta)rarr,(ii),"conc." H_(2)SO_(4) + KCl rarr),((iii),"conc." H_
Last Answer : How many are redox reaction- `{:((i),K_(4)[Fe (CN)_(6)] + "conc."H_(2)SO_(4) overset(Delta)rarr,(ii)," ... ,((ix),"conc." H_(2)SO_(4) + Cu rarr,,):}`
Description : Sulphide ion reacts with `[Fe(CN)_(5)NO]` to form a purple coloured compound (X). In this reaction oxidation state of iron .
Last Answer : Sulphide ion reacts with `[Fe(CN)_(5)NO]` to form a purple coloured compound (X). In this reaction ... . changes from +2 to +4 D. does not change.
Description : At the temperature corresponding to which of the points in Fig. `FeO` will be reduced to Fe by coupling the reaction `2Fe rarr 2Fe +O_(2)` with all of
Last Answer : At the temperature corresponding to which of the points in Fig. `FeO` will be reduced to Fe by coupling the ... A B. Point B C. Point D D. Point E
Description : What kind of reaction is represented by Fe plus CuSO4Cu plus FeSO4?
Last Answer : Need answer
Description : A green coloured solid compound ̳X , gets oxidized to reddish brown solid in presence of air. ̳X on heating gives brown coloured solid ̳Y and two pungent smelling gases ̳A and ̳B . ̳A turns acidified potassium ... , SO 3 , decomposition (d) FeSO 4 , Fe 2 O 3 , SO 3 , SO 2 , decomposition
Last Answer : (c) FeSO 4 , Fe 2 O 3, SO 2 , SO 3 , decomposition
Description : In which processes light energy is converted into chemical energy? -Do You Know?
Last Answer : Photosynthesis Photosynthesis is the cycle where light energy is changed over to compound energy as sugars. In a cycle driven by light energy, glucose atoms (or different sugars) are developed from water and carbon dioxide, and oxygen is delivered as the result.
Description : What energy is converted into chemical energy by burning coal and natural gas in a power station ?
Last Answer : Chemical energy is converted into heat energy by burning coal and natural gas in the power station.
Description : Process in which light energy is converted into chemical energy (organic compounds) is called
Last Answer : Process in which light energy is converted into chemical energy (organic compounds) is called
Description : What converted plants into chemical energy?
Last Answer : Nothing. Plants are not "converted" into chemical energy, their materials contain stored solar energy in the form of chemical energy.
Description : Solar energy is converted into chemical energy during – (1) Combustion (2) Transition (3) Photosynthesis (4) Fusion
Last Answer : (3) Photosynthesis Explanation: Photosynthesis in plants converts radiant energy from the sun into chemical energy in the form of glucose (sugar) using electrons and protons from water. Plants take in water, carbon dioxide, and sunlight and turn them into glucose and oxygen.
Description : In a photocell light energy is converted into – (1) Potential energy (2) Chemical energy (3) Heat energy (4) Electrical energy
Last Answer : (4) Electrical energy Explanation: Photocells are scientifically known as photo-resistors. A photo-resistor or light dependent resistor (LDR) is a resistor whose resistance decreases with increasing ... by the semiconductor give bound electrons enough energy to jump into the conduction band.
Description : Solar energy is converted into chemical energy during – (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis
Last Answer : (2) Photosynthesis Explanation: In photosynthesis, solar energy is converted to chemical energy. The chemical energy is stored in the form of glucose (sugar). Carbon dioxide, water, and sunlight are ... captured from the sun into chemical energy that can be used to fuel the organism's activities.
Description : Chemical Energy is converted into Electric Energy
Last Answer : Battery
Description : The rate at which light energy is converted into chemical energy of organic molecules is the ecosystem’s (a) net secondary productivity (b) gross primary productivity (c) net primary productivity (d) gross secondary productivity.
Last Answer : (b) gross primary productivity
Description : In which processes light energy is converted into chemical energy?
Last Answer : Photosynthesis
Description : Boiler efficiency is a measure of how effectively _______ energy in fuel is converted into heat energy in steam going to the turbines A Chemical energy B Heat energy C Thermal energy D All of the above
Last Answer : A Chemical energy
Description : In a photocell light energy is converted into (1) potential energy (2) chemical energy (3) heat energy (4) electrical energy
Last Answer : electrical energy
Description : Solar energy is converted into chemical energy during (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis
Description : All the following statements about charging of tRNA are correct except (A) It is catalysed by amino acyl tRNA synthetase (B) ATP is converted into ADP and Pi in this reaction (C) The enzyme recognizes the tRNA and the amino acid (D) There is a separate enzyme for each tRNA
Last Answer : Answer : B
Description : Fatty acids can not be converted into carbohydrates in the body, as the following reaction is not possible: (A) Conversion of glucose-6-phosphate into glucose (B) Fructose 1, 6 diphosphate to ... phosphate (C) Transformation of acetyl CoA to pyruvate (D) Formation of acetyl CoA from fatty acids
Last Answer : Answer : C
Description : Fatty acids cannot be converted into carbohydrates in the body as the following reaction is not possible. (A) Conversion of glucose-6-phosphate into glucose (B) Fructose 1,6-bisphosphate to fructose- ... (C) Transformation of acetyl CoA to pyruvate (D) Formation of acetyl CoA from fatty acids
Last Answer : C
Description : Pick out the wrong statement. (A) 'Green acid' is the other name of phosphoric acid produced by the reaction of phosphate rock & sulphuric acid (B) Chemically unreactive nature of ... in the manufacture of safety matches, is converted into white phosphorous by vaporisation followed by condensation
Last Answer : (C) Red phosphorous is the most reactive allotropic form of phosphorous
Description : Pick out the wrong statement. (A) Geothermal energy is a non-conventional source of energy (B) Mass is converted into energy in both nuclear fission & fusion reaction (C) Inhalation of mercury vapour is not harmful for human beings (D) Inhalation of arsenic causes cancer
Last Answer : (C) Inhalation of mercury vapour is not harmful for human beings
Description : When `S_(2)O_(8)^(2-)` oxidise `Fe^(2+)` then product formed is :-
Last Answer : When `S_(2)O_(8)^(2-)` oxidise `Fe^(2+)` then product formed is :- A. `s_(2)O_(6)^(2-)` B. `SO_(4)^(2-)` C. `S_(2)O_(8)^(2-)` D. `SO_(5)^(2-)`
Description : If equal volumes of `0.1 M KMnO_(4)` and `0.1 M K_(2)Cr_(2)O_(7)` solutions are allowed to oxidise `Fe^(2+)` to `Fe^(3+)` in acidic medium, then `Fe^(
Last Answer : If equal volumes of `0.1 M KMnO_(4)` and `0.1 M K_(2)Cr_(2)O_(7)` solutions are allowed to ... O_(7)` C. equal in both cases D. cannot be determined.
Description : What percent of the total radiant energy received by a plant is converted to chemical energy? a) less than 2 b) 10 c) 50 d) 75
Last Answer : ANSWER: A -- LESS THAN 2
Description : To measure the quantity of `MnCl_(2)` dissolved in an queous solution, it was completely converted to `KMnO_(4)` using the reaction `MnCl_(2)+K_(2)S_(
Last Answer : To measure the quantity of `MnCl_(2)` dissolved in an queous solution, it was completely converted to `KMnO_(4)` ... g `mol^(-1)`: Mn=55,Cl=35.5)
Description : When is matter converted in a nuclear reaction?
Last Answer : What is the answer ?
Description : Galactose 1-phosphate is converted to uridine diphosphate galactose, the reaction is catalysed by the enzyme: (A) Glactokinase (B) Galactose 1-phosphate uridyl transferase (C) Uridine diphospho galactose 4-epimerase (D) UDP glucose pyrophosphorylase
Description : UDP glucose is converted to UDP glucurronate, a reaction catalysed by UDP glucose dehydrogenase requires (A) NAD+ (B) FAD (C) NADP (D) FMN
Last Answer : Answer : A
Description : Glucose 6-phosphate is converted to glucose 1-phosphate in a reaction catalysed by the enzyme phosphoglucomutase, which is (A) Phosphorylated (B) Dephosphorylated (C) Phosphorylated-dephosphorylated (D) Phosphorylated-dephosphorylatedrephosphorylated
Last Answer : Answer : D
Description : Pure A in gas phase enters a reactor 50% of this A is converted to Bthrough the reaction, A → 3B. Mole fraction of A in the exit stream is (A) 1/2 (B) 1/3 (C) 1/4 (D) 1/5
Last Answer : (B) 1/3
Description : The leaves of a plant first prepare food A by photosynthesis. Food A then gets converted into food What are A and B ? -Science
Last Answer : A is glucose and B is starch.
Description : Assertion: Gastrectomy can lead to iron-deficiency or anaemia. Reason: HCl of gastric juice converts `Fe^(3+)` into `Fe^(2+)` which makes iron absorba
Last Answer : Assertion: Gastrectomy can lead to iron-deficiency or anaemia. Reason: HCl of gastric juice converts `Fe^ ... `Fe^(2+)` which makes iron absorbabale.
Description : . If a single tube pass heat exchanger is converted to two pass, then for the same flow rate, the pressure drop per unit length in tube side will (A) Increase by 1.8 times (B) Decrease by 2 2 (C) Increase by 2 16 (D) Remain unchanged
Last Answer : (C) Increase by 2 16
Description : Involves compression in the transmitter after the input sample has been converted to a linear PCM code and then expansion in the receiver prior to PCM coding:
Last Answer : Digital companding