The standard enthalpy of formation of ethylbenzene is -12.5kJ mol^-1. Calculate its standard enthalpy of combustion. Use data in Data Section of Atkins Book

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A: Given data K= 100 S^-1 Initial concentration of Reactant = 1m

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Q: Report the answer in the correct significant figures 8.5+ ( 0.5699/0.0622)(log(80.1)+0.555/0.12300)

A: Using BODMAS rule for given expression:-

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Q: How many moles are equal to 25.8 grams of ethane (C₂H6)?

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Q: As seen at the end of Section 16.10, a deficiency in vitamin D can cause a bonesoftening disease…

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Q: 7:23 PM Thu Oct 6 < STARTING AMOUNT What quantity in moles of MnO3 are produced when 4.30 kg of…

A: Given - Mass of Oxygen gas =4.30 kg = 4300 gm (1 kg = 1000gm)  2Mn (s) +3O2(g) -&gt; 2MnO3(s)

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Q: According to the balanced reaction below, calculate the quantity of moles of NH3 gas that form when…

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Q: Use the References to access important values if needed for this question. The equilibrium constant,…

A: Given, H2(g) + I2(g) ⇌ 2HI Initially moles of H2 = 0.342 moles Initially moles of I2 = 0.342 moles…

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Q: dawnedensdro 5) Analysis of 1.618 g of a hydrate salt gave the following information. Iliw Pb: 0.884…

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Q: The density of aluminum is 2.70 g/mL at 20 degrees C. What volume would a piece of aluminum with a…

A: Given, At temperature 20°C. mass of aluminium (m) = 10.8 g Density of aluminium (d) = 2.70 g/mL…

Q: Given reaction: C2H4(g) + 3 O2(g) > 2 CO2(g) + 2 H2O(g) 1. Determine the ∆H°ᵣ, in kJ/mol rxn 1.1 If…

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Q: When 1 g of compound X is dissolved in 100 mL of solvent, the observed rotation is +12. What will be…

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Q: Recorded Data A Part 1: Double Displacement Reactions Unknown Number or Letter Ca² Mg Sp Unknown…

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Q: H2(g)+Br2(g)⇌2HBr(g) At a certain temperature, Keq=6.30x102. What

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Q: How many moles of water vapor are produced by the combustion of 8 moles of methane? The chemical…

A: Given, The chemical reaction for the combustion of methane is, CH4 + 2O2 → CO2 + 2H2O moles of…

Q: Sugar water was drunk 150 milliliters per hour for 1.5 hours. In milliliters, how much glucose…

A: Amount of sugar water consumed in 1 hour = 150 ml  Amount of sugar water consumed in 1.5 hour = 150…

Q: Given the data for hydrogen as it exists in nature: Isotope Atomic Mass Percent Abundance 99.985%…

A: Given data for hydrogen isotopes is  Isotope Atomic mass Percent abundance  Hydrogen-1 1.0078…

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Q: Silicon Si exists in Earth's crust as SiO2 Calculate the percent composition by mass of O and Si in…

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Q: If the molar mass of KHP is 204.22g/mol, what is the molarity of a 20.07 g/L solution

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Q: At-179 °C, Keq 28.7 for the reaction: a) What is the value of Keq for the reaction NOBr(g) NO(g) +…

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Q: Predict the major product for the following reaction sequence. HNOg H₂SO4 NO₂ NO₂ NO₂ NO₂ CI Cl₂…

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Q: How much heat is absorbed during production of 147 gg of NONO by the combination of nitrogen and…

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Q: With reference to the whole class results, calculate percentage of error (E%) and RSD of b (i)-(iv)…

A: The formula for percentage error is as follows. % error=Approximate or estimated Value – Exact or…

Q: For the conversion of methyl isonitrile to acetonitrile in the gas phase at 250 °C, the rate of the…

A: Reaction involved : CH3NC ------&gt; CH3CN  Rate of reaction = - Δ[CH3NC]/Δt = + Δ[CH3CN]/Δt…