n the course, you saw a very important principle, the Châtelier principle. According to this principle, we can optimize chemical reactions. Which means that we can vary the parameters of a chemical reaction to obtain more than one product or one other product. Indicate the change (s) in the reaction below that would increase its speed of reaction. Zn (s) + 2 HCl (aq) --> ZnCl 2 (aq) + H 2 (g)

Q: Ammonia is a weak base that reacts with water according to this equation:NH3(aq) + H2 O(l) ⇌…

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Q: Which of the following statements is false? When K >> 1, the forward reaction is favored and…

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Q: Chemistry Cu(OH) 2 (s) + 4 NH4* (aq) + OH(aq) → Cu(NH3)42+ (aq) +H* (aq) + 3 H₂O(1) Circle any/all…

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Q: The following stresses are placed on the reaction below. Using Le Chatlier’s principle, predict the…

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Q: 1. Increasing N2(g) in the reaction: N2(9) + 3H2(9) 2 2NH3(9) a. If the reaction above is forward,…

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Q: 2. Consider the reaction: NH4 lao) + 2NO2 lan) N2ig) + 2H2Og Rate - k{NH4 [NO2] Which of the…

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Q: Consider the following reversible reaction equation: MgCO₂(aq) + H+(aq) → Mg²+ (aq) + HCO¸¯(aq) K =…

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Q: PCI3(g) + Cl2(g) PCI5(g) + Heat Fill in the table below by indicating what direction the equilibrium…

A: The given chemical equation is, PCl3g+Cl2g→PCl5g+Heat

Q: 6) Write step by step mechanism for the following reaction: Br -Br + HBr +

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Q: 2. Consider the reaction: NH Ga) + 2NO2 (aq) → N2) + 2H2O Rate = k[NH4*[NO2] Which of the following…

A: Rate of reaction :-  The increase in concentration products with time or decrease in concentration…

Q: 4. Write the velocity equations for the following reactions: a. cyclopropane - propene where the…

A: Answer:- This question is answered by using the simple concept of chemical kinetics which involves…

Q: At elevated temperatures, methylisonitrile (CH3NC) isomerizes to acetonitrile (CH3CN):…

A: Isomerization reaction of methylisonitrile isomerizes to acetonitrile is,

Q: The rate of the following reaction increases when the catalyst is added. 2SO3(g) = 2S02(g) + O2(g)…

A: In this question, we will see that given statement is right or wrong. How catalyst effect on the…

Q: Write the Keq expression of the reaction. 1/2 H2(g) + 1/2 I2(g)⇌HI(g)

A: In this question, we will write the equilibrium constant expression for the given chemical reaction…

Q: arrange the following reaction accordingly 1 UV rays release the chlorine from CFC 1.…

A: It is chlorine from CFCs that destroys the ozone layer. So we have to arrange in such a way that the…

Q: The rates of which reactions are increased when the temperature is= raised? I. Endothermic reactions…

A: We need to compare the change in rate of reaction due to increase in temperature in exothermic and…

Q: PCl3 (g) + Cl, (g) →PCI<(g) Which of the following could be a way to increase the rate of the…

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Q: Which substance in the reaction below either appears or disappears the fastest? 4 NH3 + 7 O2 – 4 NO2…

A: We will write the required information

Q: Write the equilibrium expression for the reaction of aqueous potassium hydroxide with aqueous…

A: The equilibrium expression of a reaction is the condition in which forward reaction is equal to the…

Q: For the reaction 3 l^ - (aq)+H 3 AsO 4 (aq)+2 H^ + (aq) —-> I3 ^ - (aq)+H 3 AsO 3 (aq)+2 H 2 O(I)…

A: NOTE : Since you have not mentioned rate of consumption of which specie. Hence I'm answering for…

Q: 3. Which of the following actions will affect the magnitude of Keq? * I. varying the temperature of…

A: Varying the temperature will affect the magnitude of Keq. Keq is the equilibrium constant and only…

Q: When NO, dimerizes (two molecules join together to form a 'dimer') into N,04, an equilibrium is…

A: Le chatliers principle- This principle helps to determine Effect of temperature on equilibrium of…

Q: For the reaction N{g) + 3H2(g) = 2NH 3(g) an increase in gas pressure will cause which of the…

A: The effect of pressure on equilibrium reactions: According to Boyle's law pressure and volume of a…

Q: In this reaction does equilibrium favor the products or reactants?   C6H5COOH + NaOH → (C6H5COONa) +…

A: Acidity of a solution depends of pKa. If pKa is less then solution is more acidic amd if pKa has…

Q: Acetic acid is a weak acid that reacts with water according to this equation: CH3CO2 H(aq) + H2…

A: The reaction of acetic acid in water as follows- CH3COOH(aq) + H2O(l) ⇌H3O+(aq) + CH3COO- a) When…

Q: Ammonia gas can be synthesized by the following catalyzed reaction, performed in a closed container.…

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Q: 1) Fill in the blanks below with appropriate reaction conditions or reaction products. H2, Pd HBr…

A: Some of the major classes of organic reaction are addition reaction, elimination reaction and…

Q: Zinc (Zn) granules react slowly with dilute hydrochloric acid (HCI), but much faster if the acid is…

A: In a chemical reaction, reactants react to form the products. Chemical reaction causes a permanent…

Q: For the equilibrium: A  ↔  B, if [A]o = 0.162, [B]o = 0.569, and Keq = 47.8, what are [A]eq and…

A: Recall the given equilibrium,                              A  ↔  B…

Q: In the overall reaction given by: H2(g) + 2 ICl(g) --&gt; I2 (g) + 2 HCl(g)A)the concentration of H2…

A: The rate of a chemical reaction is directly proportional to the concentration of reactants.As…

Q: Which of the following events will increase the reaction rate (in a gas reaction):  (can be…

A: Reaction rate : The rate at which reaction proceeds , called reaction rate .

Q: When considering the effect of a catalyst on a system to which Le Chatelier’s Principle can be…

A: Given : Catalyst is being added to the equilibrium system. The role of catalysts is to decrease the…

Q: In the reaction: 4NH3 + 7O2 → 4NO2 + 6H2O, which substance either appears or disappears the fastest?

A: Given: The given reaction is 4 NH3 + 7O2 → 4 NO2 + 6 H2O To find: The substance which is appears and…

Q: Label the following statements as true or false.     1) If Kc=5 for the reaction A + B AB, then AB…

A: Data given: For a reaction, A + B ⇌ AB, Kc =5 then for the reaction  AB ⇌ A + B, Kc =?

Q: 2. A:(g) + 2B:(g) S 2AB:(g) AH = negative A mixture of gases A, and B; is placed in a sealed vessel…

A: According to LeChatleir's principle: When a system at equilibrium is subjected to a change in either…

Q: Given the Equation: 2C(g) + 2D(g) = 3E(g) + F(g) + heat ,Predict the direction of the shift in…

A: Solution :     The rate of reaction is the measure of the change in concentration of the reaction…

Q: Consider the reaction: NH4*(ag) + 2NO2 (aq) → N2(e) + 2H2O(2) Rate = k[NH4*][NO2] Which of the…

A: According to le Chatelier's principle, If a system at equilibrium undergoes any disturbance then the…

Q: This chemical equation represents a reaction: 2 ICl (9) L (9) + 3Cl (g) Suppose a closed flask…

A: Given chemical equation is 2ICl3(g) ⇌ I2(g) + 3Cl2(g) To explain the effect on the progress of the…

Q: A student working in lab is reacting calcium oxide with water by dropping lumps of calcium oxide…

A: When calcium oxide (quick lime) mixed with water in a beaker , then slaked lime (calcium hydroxide)…

Q: -COOH (7a)_ + 2 NaOH _(7b)_ NazCOs. +. H2O

A: An acid is a chemical substance that can furnish the hydrogen ions in an aqueous solution and can be…

Q: Construct the expression for Kc for the following reaction. 2 Sb(s) + 5 Cl:(g) = 2 SbCls(g) Drag the…

A: • The given reaction is,         2 Sb(s) + 5 Cl2(g) → 2 SbCl5(g)    • we need to write the…

Q: True or False _____1. A change in temperature in reaction will change the value of the equilibrium…

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Q: below either appears or disappears the fastest?  4 NH3  +  5 O2 -->  4 NO  +  6 H2O 1. NO 2…

A: Appear or disaapearance of the molecule in the reaction depends upon number of moles of compound.

Q: Acetic acid is a weak acid that reacts with water according to this equation:CH3 CO2 H(aq) + H2…

A: This problem can be solved by knowing the common ion effect. If any common ion is added to the…

Q: What direction does the reaction proceed when some B is removed?                          Does the…

A: According to Le Chaterlier's principle if, an equilibrium is stressed, then the reaction shifts to…

Q: a. Which reaction has a greater equilibrium constant: one with a rate constant of 1 * 10-3 sec-1 for…

A: (a)

Q: Consider the reaction A(aq) + 3B(g) → 2C(g) + 2D(aq). What will happen if the pressure of the…

A: Le Chstelier's principles, also known as the equilibrium law, are used to predict the effect of some…

Q: Zn (s) + CuSO4 (aq) ZnSO4 (aq) + Cu(s) Which of the following could be a way to increase the rate of…

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Q: C(s) + CO2(g) → 2C0(g) AH = 172 kJxmol-1 In a suitable vessel, pieces of graphite are mixed with…

A: Reaction equation :  Cs + CO2g →              2COg∆H = 172 kJmolGraphite are mixed with carbon…

Q: Ammonia is a weak base that reacts with water according to this equation:…

A: The given reaction, ammonia reacting with water is an equilibrium reaction. According to Le…