What reactant is missing in order for photosynthesis to occur?

What reactant is missing in order for photosynthesis to occur?
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In photosynthesis is chlorophyll considered a reactant a product neither how does the role of chlorophyll compare with the roles of co2 and h20?

Description : In photosynthesis is chlorophyll considered a reactant a product neither how does the role of chlorophyll compare with the roles of co2 and h20?

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Which of these is a reactant in photosynthesis?

Description : Which of these is a reactant in photosynthesis?

Last Answer : the answer is water

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In a photosynthesis reaction, chlorophyll is: w) a reactant w) a product y) a catalyst z) an intermediate

Description : In a photosynthesis reaction, chlorophyll is: w) a reactant w) a product y) a catalyst z) an intermediate

Last Answer : ANSWER: Y -- A CATALYST

Do Chemical reactions occur at the same rate no matter what the size of the reactant particles?

Description : Do Chemical reactions occur at the same rate no matter what the size of the reactant particles?

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Rate constant for a first order reaction does not depend upon reaction time, extent of reaction and the initial concentration of reactants; but it is afunction of reaction temperature. In a chemical reaction, the time requiredto reduce the concentration of reactant from 100 gm moles/litre to 50 gmmoles/litre is same as that required to reduce it from 2 gm moles/litre to 1gm mole/litre in the same volume. Then the order of this reaction is:(A) 0(B) 1(C) 2(D) 3

Description : Rate constant for a first order reaction does not depend upon reaction time, extent of reaction and the initial concentration of reactants; but it is afunction of reaction temperature. In a chemical reaction, the time required to ... Then the order of this reaction is: (A) 0 (B) 1 (C) 2 (D) 3

Last Answer : (B) 1

The rate constant of a first order reaction depends on the (A) Concentration of the reactant (B) Temperature (C) Concentration of the product (D) Time

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For a __________ order chemical reaction as shown in the bellow figure, the fractional conversion of reactant 'A' is proportional to time. (A) Zero (B) First (C) Second (D) Third

Description : For a __________ order chemical reaction as shown in the bellow figure, the fractional conversion of reactant 'A' is proportional to time. (A) Zero (B) First (C) Second (D) Third

Last Answer : (A) Zero

If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is: (A) Zero (B) One (C) Two (D) Three

Description : If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is: (A) Zero (B) One (C) Two (D) Three

Last Answer : (B) One

For a __________ order chemical reaction as shown in the bellow figure, the half life period is independent of the initial concentration of the reactant A(A) Zero(B) First(C) Second(D) Third.

Description : For a __________ order chemical reaction as shown in the bellow figure, the half life period is independent of the initial concentration of the reactant A. (A) Zero (B) First (C) Second (D) Third

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Concentration of the limiting reactant (with initial concentration of a moles/litre) after time t is (a-x). Then 't' for a first order reaction is given by (A) k. t = ln a/(a - x) (B) k. t = x/a (a - x) (C) k. t = ln (a - x)/a (D) k. t = ln a (a - x)/x

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Last Answer : (A) k. t = ln a/(a - x)

A second order liquid phase reaction, A → B, is carried out in a mixed flow reactor operated in semi batch mode (no exit stream). The reactant A at concentration CAF is fed to the reactor at a volumetric flow rate of F. The volume of the reacting mixture is V and the density of the liquid mixture is constant. The mass balance for A is (A) d(VCA )/dt = -F (CAF - CA ) - kCA 2V (B) d(VCA )/dt = F (CAF - CA ) - kCA 2V (C) d(VCA )/dt = -FCA - kCA 2V (D) d(VCA )/dt = FCAF - kCA 2V

Description : A second order liquid phase reaction, A → B, is carried out in a mixed flow reactor operated in semi batch mode (no exit stream). The reactant A at concentration CAF is fed to the reactor at a volumetric flow rate of F. The volume ... 2V (C) d(VCA )/dt = -FCA - kCA 2V (D) d(VCA )/dt = FCAF - kCA 2V

Last Answer : (D) d(VCA )/dt = FCAF - kCA 2V

The conversion of a reactant, undergoing a first order reaction, at a time equal to three times the half life of the reaction is: (A) 0.875 (B) 0.5 (C) 0.425 (D) Data insufficient to calculate

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Last Answer : (A) 0.875

In a first order reaction, the time required to reduce the concentration of reactant from 1 mole/litre to 0.5 mole/litre will be __________ that requiredto reduce it from 10 moles/litre to 5 moles/litre in the same volume.(A) More than(B) Less than(C) Same as(D) Data insufficient; can't be predicted

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Last Answer : (C) Same as

first order chemical reaction, the concentration of the reactant decreases __________ with time. (A) Linearly (B) Exponentially (C) Logarithmically (D) Inversely

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Last Answer : (A) Linearly

A tooth under occlusal trauma shows A. Bone resorption B. Necrosis of the pulp C. Hypercementosis D. Triangulation Vertical defects occur adjacent to a tooth and usually in the form of a triangular area of missing bone, known as triangulation E. All of the above

Description : A tooth under occlusal trauma shows A. Bone resorption B. Necrosis of the pulp C. Hypercementosis D. Triangulation Vertical defects occur adjacent to a tooth and usually in the form of a triangular area of missing bone, known as triangulation E. All of the above

Last Answer : E. All of the above

Where does Photosynthesis occur? -Biology

Description : Where does Photosynthesis occur? -Biology

Last Answer : answer:

Why does photosynthesis occur in the palisade mesophyll? -Biology

Description : Why does photosynthesis occur in the palisade mesophyll? -Biology

Last Answer : answer:

Where in the chloroplast does light reactions of photosynthesis occur?

Description : Where in the chloroplast does light reactions of photosynthesis occur?

Last Answer : Light- independent reactions of photosynthesis occur in thestroma of the chloroplasts of a cell.

In what part of a plant does photosynthesis occur?

Description : In what part of a plant does photosynthesis occur?

Last Answer : Photosynthesis occurs in the organelles called chloroplastswhich hold chlorophyll.

Where does photosynthesis occur in the leaf?

Description : Where does photosynthesis occur in the leaf?

Last Answer : CHLOROPLAST

Which of the following is correct about the photorespiration? a. Photorespiration is more efficient in synthesizing glucose than photosynthesis. b. C3 plants are best adapted to handle c. Photorespiration is likely to occur when oxygen level is high and CO2 level is d. During photorespiration plants use oxygen to break down carbohydrates and release e. All of these

Description : Which of the following is correct about the photorespiration? a. Photorespiration is more efficient in synthesizing glucose than photosynthesis. b. C3 plants are best adapted to handle c. ... During photorespiration plants use oxygen to break down carbohydrates and release e. All of these

Last Answer : c. Photorespiration is likely to occur when oxygen level is high and CO2 level is

Dark reactions of photosynthesis occur in (a) granal thylakoid membranes (b) stromal lamella membranes (c) stroma outside photosynthetic lamellae (d) periplastidial space.

Description : Dark reactions of photosynthesis occur in (a) granal thylakoid membranes (b) stromal lamella membranes (c) stroma outside photosynthetic lamellae (d) periplastidial space.

Last Answer : c) stroma outside photosynthetic lamellae

How do you find the number of moles for this reactant.

Description : How do you find the number of moles for this reactant.

Last Answer : Homework. :P

Two half-reactions of an electrochemical cell are given below : MnO–4 (aq) + 8H+ (aq) + 5e– → Mn2+ (aq) + 4H2O (I), E° = 1.51 V Sn2+ (aq) → Sn4+ (aq) + 2e–, E° = + 0.15 V. Construct the redox equation from the standard potential of the cell and predict if the reaction is reactant favoured or product favoured. -Chemistry

Description : Two half-reactions of an electrochemical cell are given below : MnO-4 (aq) + 8H+ (aq) + 5e- → Mn2+ (aq) + 4H2O (I), E° = 1.51 V Sn2+ (aq) → Sn4+ (aq) + 2e- ... the redox equation from the standard potential of the cell and predict if the reaction is reactant favoured or product favoured. -Chemistry

Last Answer : The reactions can be represented at anode and at cathode in the following ways : At anode (oxidation) : Sn2+ → = Sn4+ (aq) + 2e- ] 5 E° = + 0.15 V At cathode (reduction) : MnO-4(aq) + 8H+ ... = E°cathode - E°anode = 1.51 - 0.15 = + 1.36 V ∴ Positive value of E°cell favours formation of product.

Two half-reactions of an electrochemical cell are given below : MnO–4 (aq) + 8H+ (aq) + 5e– → Mn2+ (aq) + 4H2O (I), E° = 1.51 V Sn2+ (aq) → Sn4+ (aq) + 2e–, E° = + 0.15 V. Construct the redox reaction equation from the two half-reactions and calculate the cell potential from the standard potentials and predict if the reaction is reactant or product favoured. -Chemistry

Description : Two half-reactions of an electrochemical cell are given below : MnO-4 (aq) + 8H+ (aq) + 5e- → Mn2+ (aq) + 4H2O (I), E° = 1.51 V Sn2+ (aq) → Sn4+ (aq) + ... -reactions and calculate the cell potential from the standard potentials and predict if the reaction is reactant or product favoured. -Chemistry

Last Answer : The reactions can be represented at anode and at cathode in the following ways : At anode (oxidation) : Sn2+ → Sn4+ (aq) + 2e- ] 5 E° = + 0.15 V Af cathode (reduction) : MnO-4(aq) + 8H+ ( ... = E°cathode - E°anode = 1.51 - 0.15 = + 1.36 V ∴ Positive value of E°cell favours formation of product.

Which reactant can react on its own ?

Description : Which reactant can react on its own ?

Last Answer : Peroxide can react spontaneously.

The reactant (P) is :

Description : The reactant (P) is :

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`CH_(3)CH_(2)CH(OH)CH(CH_(3))_(2)+CH_(3)COCI overset("base")rarr CH_(3)CH_(2)CH(OCOCH_(3))CH(CH_(3))_(2)+HCI` In the above reaction, if the reactant a

Description : `CH_(3)CH_(2)CH(OH)CH(CH_(3))_(2)+CH_(3)COCI overset("base")rarr CH_(3)CH_(2)CH(OCOCH_(3))CH(CH_(3))_(2)+HCI` In the above reaction, if the reactant a

Last Answer : `CH_(3)CH_(2)CH(OH)CH(CH_(3))_(2)+CH_(3)COCI overset("base")rarr CH_(3)CH_(2) ... the same configuration at the chiral atom D. be optically inactive

Which of the following reactant will give the same product as (III) ,(ii),(Q) with NaOI ?

Description : Which of the following reactant will give the same product as (III) ,(ii),(Q) with NaOI ?

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For per gram of reactant, the maximum quantity of `N_(2)` gas is produce in which of the following thermal decomposition reactions ? (Given : Atomic w

Description : For per gram of reactant, the maximum quantity of `N_(2)` gas is produce in which of the following thermal decomposition reactions ? (Given : Atomic w

Last Answer : For per gram of reactant, the maximum quantity of `N_(2)` gas is produce in which of the following thermal ... rarr N_(2) (g) + 3H_(2) (g)`

Which of the following reactant will give the same product as (III) ,(ii),(Q) with NaOI ?

Description : Which of the following reactant will give the same product as (III) ,(ii),(Q) with NaOI ?

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For per gram of reactant, the maximum quantity of `N_(2)` gas is produce in which of the following thermal decomposition reactions ? (Given : Atomic w

Description : For per gram of reactant, the maximum quantity of `N_(2)` gas is produce in which of the following thermal decomposition reactions ? (Given : Atomic w

Last Answer : For per gram of reactant, the maximum quantity of `N_(2)` gas is produce in which of the following thermal ... rarr N_(2) (g) + 3H_(2) (g)`

If 31.3 g of manganese(II) chloride 48.3 g of chlorine gas and 25.7 g of water react to produce manganese(IV) oxide and hydrochloric acid what is the limiting reactant and what mass of hydrochloric?

Description : If 31.3 g of manganese(II) chloride 48.3 g of chlorine gas and 25.7 g of water react to produce manganese(IV) oxide and hydrochloric acid what is the limiting reactant and what mass of hydrochloric?

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How can one tell how much reactant will be used in a reaction?

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What process uses acetyl c0a as a reactant?

Description : What process uses acetyl c0a as a reactant?

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What side of a chemical equation is the reactant listed?

Description : What side of a chemical equation is the reactant listed?

Last Answer : Reactants are listed to the left.

Is silver nitrate a reactant or product?

Description : Is silver nitrate a reactant or product?

Last Answer : product

What kind of reaction is involved when a complex reactant is simplified?

Description : What kind of reaction is involved when a complex reactant is simplified?

Last Answer : Feel Free to Answer

If 5.433 g of aluminum is burned with 8.834 g of oxygen gas what is the limiting reactant?

Description : If 5.433 g of aluminum is burned with 8.834 g of oxygen gas what is the limiting reactant?

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Is iron sulphate a reactant or a product?

Description : Is iron sulphate a reactant or a product?

Last Answer : What is the answer ?

Is magnesium iodine a reactant?

Description : Is magnesium iodine a reactant?

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What is a reactant for cellular respiration?

Description : What is a reactant for cellular respiration?

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What is the type of chemical reaction in which one reactant forms two or more products?

Description : What is the type of chemical reaction in which one reactant forms two or more products?

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Sulfuric acid is to reactant as lead sulfate is to ?

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Last Answer : Lead sulfate is the product.

What is a reactant?

Description : What is a reactant?

Last Answer : A reactant is a substance that participates in and changes during a reaction.

Kinetics is the study of: (1) The rate of chemical reaction (2) How fast the reactions go (3) The mechanisms and paths of the molecules take in joining from one reactant to products (4) All of these are correct

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Last Answer : (4) All of these are correct Explanation: In chemistry, the study of rates and mechanisms of chemical processes and, of the factors on which they depend, is called kinetics. is the study of ... provides a very detailed picture of which bonds are broken and formed during the course of a reaction.

What is the unit of the rate constant in a chemical reaction in which 10% of the reactant decomposes in one hour, 20% in two hours, 30% in three hours and so on? (A) Litre/mole.second (B) Moles/litre.second (C) Litre/mole (D) Litre/second

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Last Answer : (A) Litre/mole.second