1276.94

Q: Balance the reactions for the three theoretical decomposition reactions. A. sodium bicarbonate (s) →...

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Q: Iron reacts with oxygen at high temperatures to form iron(III) oxide. 4 Fe(s) +30,(g)-2 Fe,O,(s) Sup...

A: We have to predict limiting reactant, theoretical yield and percentage yield.  

Q: 2.1g of sample are dissolved in methylene chloride and the sample is extracted with  aqueous solutio...

A: Given, weight of the sample = 2.1g Isolated weight of compound, ethyl-p-aminobenzoate = 0.8g Acetani...

Q: Calculate the pH of 1.00 L of the buffer 1.08 M CH3COONA/0.97 M CH3COOH before and after the additio...

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Q: lt ls desired t0 c0ncentrate a 6% KNO3 s0luti0n in water t0 20% KNO3 s0luti0n. 7000 kg of pr0duct li...

A: 6% KNO3 solution in water is to be made 20%.  It is to be produced 7000kg/hr . 

Q: A student carried out a similar experiment using H,SO, instead of HCI. a) Write and balance a chemic...

A: Acid and base always undergo neutralization reaction and the resulted products are a neutral salt an...

Q: CH3 CH3 1. (CF3CO0")2Hg, H2O CH3-CH-CH- CH2 CH3-CH-CH-CH3 2. NaBH4 ОН (CF3COO")2Hg, = mercuric trifl...

A: The above mentioned reaction is an example of oxymercuration reduction reaction. This kind of reacti...

Q: H20(f) – Ca (aq) + OH (aq) + |H2(g) Ca(s)

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Q: Which of these corresponds to the Paschen, series? The Balmer series? Use the information below

A: When the electrons absorb energy, it gets excited to higher energy levels. While returning to the gr...

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 236.0 mg sample...

A: We know that q = mc∆T ....(1)  q = heat required = 3.7 J, ∆T = increase in temperature = 11.6 °C -5....

Q: Write the balanced molecular equation for the neutralization reaction between HI and Ba(OH), in aque...

A: Given reaction is neutralization reaction which forms salt and water as product. So, let's see here,...

Q: Draw the product of the reaction between a ketone and an alcohol. Include all hydrogen atoms in the ...

A: We are given acetone and ethanol as reactants. When these are mixed in an acidic medium a new class ...

Q: H,CO, H,SO,

A: Strong acid - H2SO4 , HNO3 Weak acid - H2CO3 , HI , HF 

Q: What is the strongest attractive force present in the pure substances below?

A: Please see the attachment. 

Q: The Ostwald process is used commercially to produce nitric acid, which is, in turn, used in many mod...

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Q: How many moles of sodium hydroxide would have to be added to 125 mL of a 0.301 M hypochlorous acid s...

A: Given that : The volume of hypochlorous acid = 125 mL The molarity of hypochlorous acid = 0.301 M pH...

Q: A 52.75 gram sample of iron (with a heat capacity of 0.450 J/g ºC) is heated to 100.0 ºC.

A: Calculating heat of water: Mass of water (m) = 46.64g Specific heat of water (s) = 4.184 J/g°C Tempe...

Q: With respect to the balanced (molecular) chemical equation that describes the reaction between aqueo...

A: We have to predict the stoichiometry Coefficient in balance reaction.  

Q: Complete and balance the molecular equation for the reaction of aqucous sodium sulfate, Na, SO,, and...

A: In net ionic equation only those species or ions are shown in Chemical reaction,  which are directly...

Q: You need to prepare 100.0 mL of a pH 4.00 buffer solution using 0.100 M benzoic acid (pK, = 4.20) an...

A: The solution is given in the next step: Given data: *Volume of buffer is 100 ml. *Molarity of conjug...

Q: Draw the Lewis structure of glycine (NH,'CH,COO) and then choose the appropriate set of hybridizatio...

A: Given molecule is, NH3+CH2COO-

Q: Select the following molecules that cannot show geometric isomerism. Select all that apply. penta-1,...

A: Geometrical isomerism is shown by the molecule having restricted rotations between two carbon atoms....

Q: Which direction does the equilibrium below favor and what is the deciding factor? O reactants, elect...

A: Electronegativity decreases as we go across the periodic table as we go from C , N , O, F stability ...

Q: CH. :N=N: Dipoles can form Naci Electrons are shared H H:C:H Double and triple bonds can form Formed...

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Q: 5 g of anhydrous strontium nitrate is added to a beaker and exposed to the air. After several hours ...

A: The percentage of water in hydrated sample is given as : Percentage of water = ( mass of water / Mas...

Q: The following reaction produces a precipitate:      Cu(NO3)2(aq) +      Na3PO4(aq) ⟶⟶     (solid, i...

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Q: .Assume the solubility product of Mg(OH)2 is 1.3 x 10 at a certain temperature. What minimum OH conc...

A: Given: The solubility product of Mg(OH)2 = 1.3 × 10-11 We have to calculate the minimum concentratio...

Q: Which of the following can behave as Bronsted-Lowry bases in aqueous solution? SO32- NH4+ HI H2SO4 N...

A: According Bronsted-Lowry theory,  Acid is species which donates proton and Base is species which acc...

Q: If 2.15 g of CUSO, is dissolved in 8.97 x 102 mL of 0.390 M NH3, calculate the concentrations of the...

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Q: What is the rate equation for the reaction in the box? Br CH;ONa -CH3 ▪CH3 CH;OH H + CH,OH + Br CH;O...

A: We are given the mechanism of a reaction, in which an alkyl halide undergoes elimination reaction to...

Q: A 28.0-mL solution of 0.120 M CH3COOH is titrated with a 0.220 M KOH solution. Calculate the pH afte...

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Q: Make a 4-8-10 fertilizer using the following chemicals as starting materials: NANO, a phosphate comp...

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Q: H2O (g) → H (g) + OH (g) Reaction 1: 2 H2 (g) + ½ O2 (g) → OH (g) AH1 = 38.95 kJ Reaction 2: H2 (g) ...

A: The balanced chemical reaction involves the number of atoms associated with the reactants should be ...

Q: Draw the major organic substitution product or products for (2R,3S)-2-bromo-3-methylpentane reacting...

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Q: Define acidic

A: The term acidic is related to the nature of a substance.

Q: What is the major product that results from the following reaction? TSCI NaOEt ? HO pyridine Eto o: ...

A: Compound (A) is generated if there is retaintion in Stereochemistry. Compound (B) is generated if th...

Q: 5. The volume for one mole of ideal gas at 47 ° C and one pressure:

A: Given :-  Number of moles of ideal gas = 1 mol  Pressure of gas = 1 atm  Temperature = 47°C  To calc...

Q: Calculate the wavelength of light, in nm, emitted from a mol of photons as they transition from the ...

A: Given that: Transition from n=6 to n=3 Wavelength = ?

Q: Enough of a monoprotic acid is dissolved in water to produce a 1.76 M solution. The pH of the result...

A: Given :-  Concentration of monoprotic acid = 1.76 M  pH of solution = 2.61  To be calculated :-  Ka ...

Q: A) Given below is the tetrahedral intermediate formed when an acid derivative reacts with a nucleoph...

A: The given reaction is Nucleophilic acyl substitution. The mechanism for the given reaction is as fol...

Q: Benzo(a)pyrene is a well known carcinogen. Based on its chemical properties, explain why benzo(a)pyr...

A: Solution - Benzo(a)pyrene - Benzo[a]pyrene is a polycyclic aromatic hydrocarbon and the result of in...

Q: How many atoms of hydrogen are present in 7.63 g of ammonia? Group of answer choices a.   1.38 x 102...

A: We know 1mole contains 6.022 x 1023. We also know 1mol of ammonia has three moles of hydrogen atom a...

Q: Please help answer this

A: The electrons used in the bond formations are the bonding electrons. The electrons that are not part...

Q: 4. What is the energy diagram for the reaction in the box? HO" \OH Br H,0 HO CH, CH, CH3 A) B) C) D)...

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Q: 4. The fastest diffusion in the following gases in the same conditions: b) CO2 d) NH3 . а) Н СI c) C...

A: Diffusion rates of gases depends on their masses. 

Q: Which conditions can result in deviations from Beer's law when the pathlength is constant?

A: Types of deviations from Beer's Law: 1) Real deviations: These deviations can be corrected by the pe...

Q: Insert the missing coefficients to completely balance each chemical equation. equation 1: S+6HNO3 H,...

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

Q: The following reactions all have K< 1. 1) C9Н-0, (аq) + HCIO (aq) — НС)Н-0, (аq) + СІЮ (aq) 2) NO, (...

A: The Bronsted- lowry  base are those compounds which accepts H+ ions . And Bronsted-lowry acids are t...

Q: Given that the solubility product of AgCN (s) is 2.2x10-1º, calculate the concentration of Ag* (aq) ...

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for yo...

Q: Enter your answer in the provided box. Determine the pH of (a) a 0.20 M NH3 solution. (b) a solution...

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