Q11 (A) Describe any 4 types of chemical reactions. Write one example for each type.

Q: 2. Which change will cause a chemical reaction to speed up? removing a catalyst decreasing the…

A: The chemical reaction can be fasten up or slow down depends on some basis factors like catalyst,…

Q: balance the chemical equation for each reaction C2H2Cl4 + Ca(OH)2-----> C2HCl3 + CaCl2 + H20

A: The unbalanced chemical equation is shown below.

Q: Give at least 8 manifestations or observable results after a chemical reaction has completed

A:

Q: 10. The products of the fermentation of a sugar are ethanol and water 2. oxygen 3. carbon dioxide 4.…

A: Fermentation: Fermentation can be define as a process in which sugar broken down anarobically (in…

Q: 6. Write the products of the following reactions. If there is no reaction write NR. ROOR cat cC,…

A: 6. Given reaction,

Q: reaction is: Co(s) + HgCl (aq) → COCI(aq) + Hg(1)

A: Given , Mass of Co = 1.25 g Molar mass of Co = 59.0 g/mol Molar  mass of Hg = 200 g/mol Mole =…

Q: What is the energy released (or gained signified by the minus sign) value of the reaction 4 2He + 14…

A: ✓Mass defect is the difference between the predicted mass and the actual mass of an atom's nucleus.…

Q: Which of the following equations shows a correct chemical reaction for the following graph? 50 40 30…

A: The energy diagram of a reaction is drawn by taking potential energy at the y- axis, and reaction…

Q: calculate the molar concentration of the chemical reaction. use the ratio were acid and base…

A: The balanced equation has the number of atoms of the reactants is equal to the number of atoms of…

Q: 5. For the reaction H2 (g) + Br2 (g) 2 HBr (g), K = 4.0 x 10-2. For the reaction 2 HBr (g) + H2 (g)…

A: Equilibrium constant is equal to the ratio of concentration of product to concentration of reactant.…

Q: A reversible reaction has the following reactants and products, construct the chemical equation for…

A: A reversible reaction has the following reactants and products, construct the chemical equation for…

Q: There is generally a ____________________ in disorder during synthesis reactions where two or more…

A: Entropy of a substance is measured as randomness or disorder of atoms and molecules in a substance.

Q: Explain the differences in appearance of the slices after 1 hour. Compare the effect of ascorbic…

A: Ascorbic acid act as a reducing agent by protecting the oxidation of protein present on the slice of…

Q: Chemistry 5. Describe the products of the reaction OH H.SO

A: -> Alcohol reacts with H2SO4 and give dehydration reaction the product formed is alkene.

Q: When aluminum foil is soaked into CuSO4 solution, forming solid copper and Al(SO4)3 2. Will the same…

A: Aluminum reacts with copper sulfate to form aluminum sulfate and copper as follows:…

Q: Which type of chemical reaction can be recognized by the general pattern given below: A + BX → AX +…

A:

Q: Classify each chemical reaction: Reaction Туре 2KNO, (s) 2KNO, (6) + 0, (g) v choose one combination…

A: Chemical reaction is the reaction in which reactants are combined to form products. Types of…

Q: Fill in the blanks by writing the name of the definition: is a process in which one or more…

A: ....... is a process in which one or more substances are converted into new ones with new…

Q: ÇH, K,Cr,0, A H. HO H,C. B (dehydration B product) Нeat K,Cr,0, H,C. HCI CH,CH=ċCH, D

A:

Q: Propane can be turned into hydrogen by the two-step reforming process. In the first step, propane…

A: The conversion of propane into hydrogen takes place by two steps. Step 1: Propane reacts with water…

Q: convert 123 J to calories 515 cal 34.2 cal 443 cal 29.4 cal

A: Given  123 J

Q: 1. Indicate whether each of the following reactions is endothermic or exothermic: a. C(s) + 02(g) →…

A: Given information: a. Cs+O2g→CO2g         DH∘rxn=94.05 kcalb. 4NH3g+5O2g→4NO2g+6H2Ol…

Q: write down five known chemical reactions. Write down the reactants and the products by their…

A: Chemical reactions are those reactions which undergo any chemical change. Chemical reaction is…

Q: Give 1 example of a fruitful and unfruitful collision in your daily activities.

A: Collision is any event in which two or more bodies exert force on each other for a short period of…

Q: Please complete these reactions: 1. но Kmno, он Heat 2. Kmno, Heat

A:

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: NaOH(aq) + HCl(aq) → H₂0 (1) + AgNO3(aq) + KCl(aq) → AgCl(s) + ¹y. Reaction

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: 2. For his second experiment, Samuel uses vinegar instead of acetic acid powder. He sets up three…

A: Please find your solution below : There is no reaction when powder of pure acetic acid and pure…

Q: Rock candy is formed when excess sugar is dissolved in hot water followed by crystallization. A…

A: In this question, two experiments are given in which correct observation in each experiment is to be…

Q: Br HO, O H20, SOCI2 O H20, H2SO4 O NAOH, H20 then H3O* O NaOMe, MEOH

A: The best reagent to accomplish the given reaction is as follows :

Q: All chemical reactions are very slow.   Select one: True False

A: All chemical reactions are very slow.  False   Molecular reactions may be slow or ionic reaction are…

Q: Consider the energy diagrams for Reaction A and Reaction B. 1504 150 100 - 100 50 - 50 - Reaction…

A:

Q: add the following will the system shifts forward, backward or remains the same? Ag2CrO4 (s) ⇌ 2 Ag+…

A: according to Le-chatliers principle if we disturb equillbrium by changing pressure, temperature or…

Q: system shifts forward, backward or remains the same? Ag2CrO4 (s) ⇌ 2 Ag+ (aq) + CrO42- (aq) (a)…

A: Effect of concentration on equilibrium is determined by Le-Chateleir principle.

Q: If the equilibrium constant for a reaction A + B 2C is measured as Keq = 6.873. What would the…

A: The reaction given is A + B ------> 2 C Hence the equilibrium constant expression for the above…

Q: Make your own energy diagram for an exothermic reaction that does not include a catalyst and one…

A: For exothermic reaction , energy of products is lower than energy of reactants. So we would make…

Q: Which set of conditions will be required for this conversion? ? A H2, Lindlar's catalyst C 2eqNa,…

A: An unsaturated hydrocarbon (alkene or alkyne) does not react with hydrogen as such but in the…

Q: If I add the following will the system shifts forward, backward or remains the same? Ag2CrO4 (s) ⇌ 2…

A:

Q: Write a balanced chemical reaction for the combustion of methanol (CH3OH) to carbon dioxide and…

A: Combustion reaction; Combustion reaction is a reaction in which the compound (hydrocarbons for…

Q: The reaction A(aq) + B(aq)  C(aq) + D(aq) has a ΔHrxn = -85 kJ/mol.   This reaction is…

A:

Q: Find the reactants necessary to complete the following reactions: H. ? H.

A: The given reaction is ozonolysis of alkenes. This reaction involves the use of Ozone (O3) in the…

Q: 30. separates two or more reactants or products a. - 31. separates reactants from products b. (aq)…

A:

Q: When the organic compound C8H14O is burned in air (with oxygen) the products are carbon dioxide and…

A:

Q: CH20H C=0 HO-C-H 三 H-C-OH 2 CH2OH H3C CH3 H3 C CH3 HO C-H HC CH20H 43CCH3 H OH CHL CH3 - 2 H20 H2 C…

A: We have  to indicate where are the major and minor products in this following given  mechanism as…

Q: Use the following choices for questions 7 to 12 a. synthesis b. decomposition c. single displacement…

A:

Q: 3- Negative enthalpy means Oa- The reaction absorbs heat. b- The reaction doesn't absorb or evolve…

A: Given, Negative enthalpy means  a) The reaction absorbs heat. b)The reaction doesn't absorb or…

Q: Classify each chemical reaction: Reaction Туре K,so, (ag) + Ba (NO,), (aq) → 2KNO, (ag) + BaSo,()…

A: Given: K2SO4 + Ba(NO3)2 ----> 2KNO3 + BaSO4 Ca(ClO3)2 ------>  CaCl2 + 3O2 AgNO3 + KBr…