Write a balanced chemical equation for the following reactions: .  **You do not need to indicate s, l, g or aq.** a)     potassium carbonate and hydrobromic acid b)    solid magnesium metal and phosphoric acid

Q: What mass of HCI is needed to make 3000g of 3% solution? (MW: H = 1g/mol, Cl = 35g/mol) A. 0.09 gram…

A: Given:: Make mass of HCl = 3000 g % solution = 3% mass of HCl = ?

Q: True/False 4.184 joules equal 1 kilocalorie carbon atom can form 4 bonds 31. 32. 33. molar mass of…

A: Note : As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

Q: 372.000 is the molecular weight of disodium ethylenediaminetetraacetate 6.119 grams to prepare a…

A: Given: Molarity of disodium ethylenediaminetetraacetate i.e. Na2EDTA = 0.047 M Volume of solution =…

Q: - How many grams of oxygen is presentin5.764 X 102'molecules of carbon nonoxide? O None of the above…

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Q: What mass of NaCH3COO should be added to 1.00 L of 0.100 M CH3COOH to produce a solution with pH =…

A: Buffer is a solution that resists the change in pH when small amount of acid or base is added to it.…

Q: You left a glass full of homogenized milk on a table undisturbed for half an hour. What would result…

A: To the eyes, milk may appear homogeneous but it is a heterogeneous mixture. However,  homogenized…

Q: name the following compound H2N. Br

A: IUPAC nomenclature is used to name the organic compound as suggested by international union of pure…

Q: At a given temperature, osmotic pressure of a concentrated solution of a substance A. is lower than…

A: Equation for osmotic pressure ( π ) is,    π = i × C × R × T    i is the van't hoff factor, C is the…

Q: Rank the elements or compounds in the table below in decreasing order of their boiling points. That…

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Q: 4. Name the chemicai test and state the expected resuit that could be used to distinguish the…

A: and

Q: Explain why the following mechanism is not plausible for this reaction. NO(g) + Cl22 NOCI(g) + Cl…

A: Slowest step in the reaction which decide overall rate of reaction is called as rate determing step.…

Q: urgent. provide the answer only

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Q: Balance and translate the given chemical equation to a word equation.         Ca(OH)2(aq)  +…

A: Ca(OH)2(aq) + H3PO4(aq) --> Ca3(PO4)2(s) + H2O(l)

Q: A multivitamin sample has a label claim of 500 mg ascorbic acid (176.12 g/mol). According to quality…

A: A question based on mole concept that is to be accomplished.

Q: 2. A Galvanic cell is constructed from a Cu*/Cu electrode and an Ag*/Ag electrode. (1) Make a…

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Q: What do you call the process wherein a newly-formed precipitate is subjected at elevated temperature…

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Q: At 20 °C, the following concentrations were found for the gases in an equilibrium mixture for the…

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Q: Suppose that the total mass of the reactants in a chemical reaction was 100.00000 g. How many…

A: Given: Total mass of reactants = 100.00000 g. And the total mass of products formed = 99.99900 g.

Q: Why a precipitate of manganese dioxide be removed from the potassium permaganate solution before…

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Q: A particular galvanic cell has a redox reaction in which a magnesium metal displaces nickel (II) ion…

A: Mg(s) + Ni2+(aq) ------> Mg2+(aq) + Ni(s)  From the above overall cell reaction, we can see that…

Q: Which of the following compounds will result from the reaction between propene and HBr? A.…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: For pH = 6.00, calculate the alpha one (a1) in an aqueous solution of citric acid. (Ka1 = 7.45 x…

A: PH of solution is 6. K1,k2,k3 are dissociation constant of citric acid.

Q: Identify which type of isomer the following structures represent. но HO но, OH Positional isomer…

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Q: A factory wants to produce 1.00 x 103 kg barium from the electrolysis of molten barium chloride.…

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Q: For the following mechanism: k1 I. A2 * 2A k-1 II. 2A A2 ka III. A+B P

A: We use the pre equilibrium approximation here to find the rate law with respect to product P.

Q: Find out the first row transition metals (M) for the following compounds (all of them obey 18e rule)…

A: The 18 e- rule is used to predict the formula for stable metal complex. Also it can help in…

Q: the formation of two products. These products are: A. Carbon and water vapour B. Carbon dioxide and…

A: * Combusion rection of hydroarbon is the reaction      between hydrocarbon and oxygen molecule *  It…

Q: Oxidation Reduction Decrease in oxidation state Increase in oxidation state Gain of electrons…

A: Answer: Redox reaction is the type of reaction in which one substance gets oxidized and other…

Q: The gas inside a balloon will always have a pressure nearly equal to atmospheric pressure since that…

A: Given :-  Initial temperature = 19.0 °C  Initial volume = 0.600 L  Final temperature = 77.3 K   To…

Q: Give the pH  of 0.005 M C6H5O- (aq) at 298 K of the Ka for C6H5OH at the given T is 1.0 x 10-10

A: Given data :  1.Concentration of C6H5O- = C = 0.005M  2. Ka = 1.0 × 10-10

Q: Boyles law the volume of gas at 209 kPa is 57 ml if the pressure is increased to 386 kPa what is the…

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Q: Decide which intermolecular forces act between the molecules of each compound in the table below.…

A: Given:

Q: You are synthesizing aspirin. You start with 3g of salicylic acid (mm 138g/mol). If you end with…

A: Given that the synthesis of aspirin from salicylic acid. Also, given that the amount of salicylic…

Q: Refer to the attached photo for the following question If a blue litmus paper is dropped to a…

A: Litmus paper are indicator use to test acidity and basicity of the solution  Here we are required to…

Q: • A young man exerted a force of 9,000 N on a stalled car but was unable to move it. How much work…

A: Given  Force = 9000 N Distance = 0 ( no displacement)  Find out work (W)

Q: 1. The first step of the azide synthesis proceeds through an SN2 mechanistic pathway. Which alkyl…

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Q: The nickel level in a soil sample was determined using AAS. A 3.0 g sample was dissolved in acid and…

A: The calibration curve equation given is, => y = 0.0699 x + 0.015  Where y = absorbance  And x =…

Q: ECONa Is the reachch SN1,SN2 E1 or ez and wnat is the majar product. Et OH

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Q: My System Suitability Tests can contribute to PQ True False

A: The recorded collection of activities required to verify that an instrument consistently operates…

Q: 3. A reaction 5 AP has a fifth-order rate law. Write the rate law expression and derive an equation…

A: Given-> 5A ----> P

Q: Determine the mole fraction of CH3OH in a solution prepared by dissolving 36 g of alcohol in 1000g…

A: The mole fraction of any substance is defined as the ratio of the no of moles of that substance to…

Q: Sc+ S -->   Write the electron configurations using noble gas configurations for  each element and…

A: Electronic configuration   Sc - [Ar] 3d¹ 4s²   Most stable ion of scandium Sc3+ - [Ar] 3d0 4s0…

Q: Predict the species that will be oxidized first if a mixture of molten salts containing the…

A: EoMg2+/Mg=-2.36VEoBr2/2Br-=1.09VEoCu2+/Cu=0.34VEoF2/2F-=2.87VECl2/2Cl-=1.36V

Q: 3. If 50.0g of the solute is dissolved in 120.0g of the solvent at 15°C, how much solute must be…

A: 23) B

Q: Consider the phosphorous atom (P), then fill in the blanks and answer these questions. There are…

A: In the phosphorous atom, there are 5 valence electrons.

Q: What is the molarity of a solution in which 150g of CaO are dissolved in 1900ml of solution?  (MW:…

A: Given :-  Mass of CaO = 150 g  Volume of solution = 1900 mL  MW : Ca = 40g/mol, O=16g/mol  To…

Q: Does the pH increase, decrease, or remain the same when each of the following is added? EXPLAIN:…

A: pH = -log[H+]  So the concentration of H+ increases pH of the solution decreases while when…

Q: 3. Consider the spectral data for 3-nitrophthalic acid. a. In the functional group region of the IR…

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Q: Identify the SYSTEMATIC name of this aliphatic hydrocarbon * 1-pentenylcyclopentane O…

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Q: QUESTION 4 Explain the meaning of the term critical mass in relation to the use of a chain reaction…

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