Hydrogen peroxide is a common household chemical. Is it likely that the decomposition of H202 proceeds at a fast rate without a catalyst? yes no

Q: Substanc Molar Mass (g/mol) e 14.01 16.00 Al 26.98 Fe 55.85 FesNz -195.57 AIN 40.99 Directions: Use ...

A: No of moles is Mass of substance divided by its Molar mass

Q: Question 1 8-116 At a given temperature, which of the two aqueous solutions 1.0 M Na2SO4 or 1.0 M Na...

A: Given that, 1.0 M Na2SO4 and 1.0 M NaCl

Q: Balance the

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Q: Carbonic acid, H₂CO₃ is a diprotic acid with Ka1 = 4.3 × 10⁻⁷ and Ka2 = 5.6 × 10⁻¹¹. What is the pH ...

A: Given,  Carbonic acid, H₂CO₃ is a diprotic acid with Ka1 = 4.3 × 10⁻⁷ and Ka2 = 5.6 × 10⁻¹¹. The pH ...

Q: Question 41 Which is TRUE about methane (CH4) and hydrofluoric acid (HF)? O Hydrofluoric acid is mor...

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Q: Why are the cyanates and sulfonates not as toxic as the other compounds of cyanide?

A: Cyanide is the CN-particle, and as a harm it is generally controlled as one of the three mixtures di...

Q: The black “smoke” that flows out of deep ocean hydrothermal vents is made of insoluble metal sulfide...

A: Given:- The black “smoke” that flows out of deep ocean hydrothermal vents is made of insoluble metal...

Q: Decay Schemes Cu (12.8 h) G 38% E 0.5% 0.573 MeV 1.34 Stable A F 43% QEc = 1.678 MeV* D 19% 0.0 Stab...

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Q: A solid substance has a mass of 150 grams. It is cooled from 25°C to 5°C and loses 8.675 kJ of heat....

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Q: Q2. A. Compound Which is composed of 57.14% C, 6.16% H, 9.52 % N, 27.18% O by mass and has a molar m...

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Q: 15. A NAOH(aq) solution and an acid-base indicator are used to determine the molarity of an HCI(ag) ...

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Q: What is the solubility of PBF2 in a solution that contains 0.0300 M Pb2 ions? (Ksp of PbF2 is 3.60 ×...

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Q: the concentrations of all substances present in the equilibrium mixture, if 2.35 mol of H2 and 2.35 ...

A: Given- Moles of H2 =2.35mol Moles of I2=2.35 mole  Volume= 10 .0L Moles of HI= 3.76 mol         

Q: 4. A 15.0 g sample of ethanol in an alcohol burner, is used as fuel to heat up 2.0 L of coffee from ...

A: The heat generated during the combustion of 15.0 g is used to increase the temperature of the 2.0 L ...

Q: which is dehydrated fastest and which slowest und

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Q: In air, nitric oxide gas reacts with oxygen to produce nitrogen dioxide, which appears brown in colo...

A: The amount of Nitrogen dioxide formed can be calculated as follows

Q: 1. Balance the equation: - Cl; + KOH - KCI + KCIO, + H.O 2. The chemical name for Ag:CrO. 3. How man...

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Q: How do you think an acitivity series for metals would help you predict whether or not a single displ...

A: The activity series of metal is also called the electrochemical series which can explain wheather a ...

Q: A 4.0 MG/dL standard solution is needed. To prepare is 100ML of the working standards, how much stoc...

A: Given,  A 4.0 mg/dL standard solution is needed. To prepare is 100 mL of the working standards, the ...

Q: In the 70 percent (v/v) isopropyl alcohol solution, the solvent is?   isopropyl alcohol ethanol wate...

A: A homogeneous mixture of two or more substances is known as a solution. The species which present in...

Q: 4. What is the amount of 2 M HCl(ag) that is used to neutralize 40 ml of 4 M NaOHag)? (Show set-up a...

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Q: Calculate the pH of a 0.40 M CH3COOna solution. Kb for CH3COO- = 5.6*10^-10. (Show the dissociation ...

A: First calculate the OH- ions concentration in the solution, and then pOH and then the pH of the solu...

Q: Q3. A sample consisting of mono atomic ideal gas at 1 atm and 25C' expand adiabatically and reversib...

A: Given that, a sample consisting of a monoatomic ideal gas at 1 atm and 25oC expands adiabatically an...

Q: Draw the structures of 5 structural nd positional isomers of alkynes with formula C6H10

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Q: 12. In which of the following does sulfur have the highest oxidation state? A) SO: B) Ss C) H:SO4 D)...

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Q: For the following expressions, how many significant figures will the answers have: a) (0.235)(0.0035...

A: The final number of significant digit in any calculation is the least number of significant digit pr...

Q: Identify the most polar part of the molecule

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Q: 1. Balance the equation: - Cl: + KOH - KCI + KCIO, + H:O 2. The chemical name for Ag:CrO. 3. How man...

A: You have posted multipart of question as per the guidelines i have solved first three subparts kindl...

Q: 4. Which element or ion could the energy level diagram represent? 1L 1 14p Ar 1111113d a. 114s b. Br...

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Q: 2. The reaction 2 NCI3 (g) → N2 (g) + 3 Cl2 (g) is found to follow second-order kinetics with rate c...

A: Given, Rate constant (k) = 1.23 × 10-2 M-1s-1 Time (t) = 335 sec 2NCl3(g) ---------> N2(g) + 3Cl2...

Q: H,S(g) + 2H0(1) + energy 3H,(g) + So,(g) Identify each of the following as a product or a reactant: ...

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Q: Q3. A sample consisting of mono atomic ideal gas at I atm and 25C" expand adiabatically and reversib...

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Q: A stock solution has a concentration of 0.05 M. Which of the following concentrations might be the c...

A: The concentration of the solution is the amount of solute present in the certain amount of solution....

Q: Part A CH3 Spell out the full name of the alkyl group. Submit Request Answer Part B CH3 CH2CH(CH3)- ...

A: The name of the alkyl group is given below

Q: If you observe the following reaction at equilibrium, it is possible to tell whether the reaction st...

A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...

Q: Calculate the pH and percent ionization of a .25 M solution of weak base pyridine. Given Kb = 1.7 * ...

A: Given: The concentration of pyridine = 0.25 M Kb for pyridine = 1.7 × 10-9 We have to calculate the ...

Q: 19) What is the final product of the following Hofmann degradation reaction? What is the structure a...

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Q: 10 gram of which substance contain the greatest number of Hydrogen Atoms? A. 10 grams of CH4 B. 10...

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Q: Cl + KOH KCI + KCIO, + H:O 2. The chemical name for Ag:CrO. 3. How many protons (P), neutrons (N) an...

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Q: A neutral solution of water at a particular temperature has a concentration of OH⁻ of 4.5 × 10⁻⁷ M. ...

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Q: Br

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Q: What is the pH of the solution obtained by mixing 35.00 mL of 0.250 M HCI and 35.00 mL of 0.125 M Na...

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Q: In the equation below, identify only one conjugate acid-base pair by connecting the pair with a line...

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Q: need (Theoretical yield

A: Solution: Acetyl salicylic acid experience it is one of the antipyretic agent in most of the aspirin...

Q: Indicate the reagents for the transformation: hex-3-en-2-one → 3,4-dibromohexan-2-one

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Q: Write Half Redox reaction (HSnO2)^-2 = (Sn03)^-2

A: Write half-reaction of the given reaction --

Q: following the data in the mass spectrum, can you help me find the parent peak? and how do you identi...

A: A mass spectrum is given. We have to determine the parent peak in the given mass spectra. There are ...

Q: How much heat must be added to a 35-g sample of beryllium to increase its temperature by 250.0°C? Th...

A: Dear student since it is a multiple type questions all questions are different so according to guide...

Q: What assumptions are made about the gas in the ideal gas equation model? Consider · Volume (particle...

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Q: 7. Which pH is consistent with the following results? Indicator Color result Thymol blue yellow Brom...

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