H() + 3 O2(g) → 2 CO2(g) +4 H 452.8 kJ/mol ch heat (kJ) is evolved when 3 pl (CH3OH) with a density of 0.7

Q: Consider the reactions 1. C(graphite) + O2(g) --> CO2(g) delta H xrn = -393.5 kJ 2. H2(g) + 1/2O2(...

A: Thermodynamics can be defined as the brach of chemistry that deals with heat evolved or absorbed dur...

Q: s this compound E on 2 '?

A:

Q: 5. Sodium acetate dissolves in water according to the following equation: NAC2H3O2 (s) Nat (ag) + C2...

A: Given process is :  NaC2H3O2 (s) -----> Na+(aq) +C2H3O2-(aq)      

Q: Calculate the pH of 0.50 L of a buffer solution consisting of 0.70 M formic acid () and 0.50 M sodiu...

A:

Q: What is the goal of the lab on qualitative analysis of aqueous ions and solubility?

A:

Q: Explain why the behavior of H2 (positive deviation) is different from the behavior of CH4 and NH3, (...

A: A question based on intermolecular forces that is to be accomplished.

Q: er. Br N- OEt N- OE

A:

Q: 7:31 What effect would you expect the following changes to have on the SN2 reaction of CH3Br and CN-...

A: Nucleophilic substitution bimolecular SN2 reaction is first order with respect to each of the two re...

Q: please explain each then give answer

A: The solution will be basic if the salt dissolved has a conjugate base derived from a weak acid.

Q: 4. Oxidation state of Mn in MnO2 is a) +2 b) - 2 c) +4 d) - 4

A:

Q: Question 10 Unit cell has no angle and edge common component compare to cubic O 1. Cubic O 2. Tricli...

A: A unit cell is a repeating unit of a crystal lattice. There are six parameters of a unit cell, three...

Q: equilibrium system resulting from each of the following changes: 4 HCI (g) + O2 (g) ⇌ 2 H2O(g) + 2 ...

A: Effect of temperature,  concentration, pressure, catalyst etc. on equilibrium is determined by Le-Ch...

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

A:

Q: N но What is the chemical formula for the limiting reactant in the reaction shown? chemical formula:...

A:

Q: C What mass of O2, in grams, is required for complete combustion of 39.0 g of methane? Mass = 155.52...

A: First of all we will calculate the moles of CH4

Q: Phosphoric acid, which is commonly used as rust inhibitor, food additive and etching agent for denta...

A:

Q: A perfect gas undergoes compression at constant temperature, which reduces its volume by 3.08 dm3. T...

A:

Q: 2. Here are representations of a reaction: A +B> products Unshaded spheres represent A molecules. Sh...

A:

Q: Which member of each of the following pairs would you expect point, and why? O2 or Brz NO2 or CO2 HF...

A: Boiling point is the temperature at which vapor pressure of liquid is equals to atmospheric pressure...

Q: Determine A and B to complete the reaction below: CH,OH CH,OH H+ OH H,0 OH OH OH r-D-glucopyranose a...

A: This reaction involves glycosidation. Glycosidation means formation of glycoside from aldose or keto...

Q: 1. A vessel of volume 24.4 dm3 contains 1.0 mol H2 and 2.5 mol N2 at 298.15 K. Calculate (a) the mol...

A: 1) Mole fraction (χ) of a component is the ratio of mole of a component to the total moles of compon...

Q: Write the equilibrium expression and identify the specific equilibrium constant symbol if possible, ...

A: To Write the equilibrium expression for equilibrium constant, Kc.,

Q: In reverse phase chromatography, the stationary phase is ___________ and the mobile phase is _______...

A: Answer of the question given below, 

Q: 7. How many moles of the excess reagent is left over when 35 mol of N2 reacts with 63 mol of H2 acco...

A: Nitrogen reacts with hydrogen to form ammonia. The equation for the balanced chemical reaction is gi...

Q: Prove the product of the reaction in the given image. 1. Br2 2. HBr

A:

Q: For the reaction shown below,what is the 1UPAC of the expected product? name Na > NH3 (1) A. 2-methy...

A: Internal alkynes can be reduced into trans alkene when they react with sodium metal in liquid ammoni...

Q: The mass of silver hydroxide that is dissolved in 150 ml of a saturated solution is grams.

A:

Q: 1. NABH4 2. Нао (а) CH3-C-CH2-CH2-C-OCH3 1. NABH4 (b) CH3-C-CH2-CH2-C-OCH3 2. H30* 1. ВН THF (с) CH2...

A:

Q: 1. Zn(Hg)/HCl 2. C12/as 3. СНЗО-/to А C 1. NANH2 1. 2(СH3)ВН/THF 2. Н202/ОH-, Н20 H 2. СНЗСН2Br 3. N...

A:

Q: of Br2, in grams, is required for complete reaction with 9.56 g of A g Br2 of white, solid Al,Bre is...

A: Given,  Balanced chemical reaction,  2Al + 3Br2 ----> Al2Br3 Mass of Al = 9.56 g Molar mass of Al...

Q: IR Tert-butyl alcohol 100 90 80 70 60 50 40 30 20 10 4000 3500 3000 2500 2000 1500 1000 500 Wave num...

A: IR helps us To find The Unknown functional Group present  in the Compounds.

Q: Consider the following two dienes. When treated with HBr, one of these dienes yields four producs, w...

A: Solution - According to the question - Given - When the two dienes (mentioned in the question) are t...

Q: Correct Let's calculate the number of moles of each reactant: 1 mol CH4 1370 g CH4X = 85.4 mol CH, 1...

A: Number of moles is calculated by dividing the given mass with molecular mass.

Q: 1. What are the factors affecting the solubility of solutions? Give 4 factors 2. Give 5 importance o...

A:

Q: Determine the molar solubility of PbSO4 in pure water. Ksp (PbSO4) = 1.82 × 108. a. 1.82 x 10-8 M b....

A:

Q: 1) Outline reasonable synthetic schemes to convert pentane to 1-tritio-1-butyne 2) Draw a reasonable...

A: Here we have to synthesize 1-tritio-1-butyne from pentane by multistep reactions.  

Q: me molality

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

Q: 1. What type of precipitate is BaSO4? 2. Why is a filter paper preferred over a sintered glass filte...

A: 1) Barium sulphate is a white color precipitate , it is ionic in nature . when barium chloride is mi...

Q: VER AS REQUIRED A. DESCRIBE THE PREPARATION OF THE FOLLOWING SOLUTIONS. Show all pertinent calculati...

A:

Q: e AS°, rxn

A:

Q: 9. Why do we need to test the washings with AGNO3? 10. What is done in an ignition process?

A:

Q: Explain how alcohols and phenols are prepared to be used as disinfectants.

A: Alcohols and Phenol are used a a disinfectant which kills bacteria by disrupting their enzyme system...

Q: A weather balloon is inflated to a volume of 26.4 L at a pressure of 740. mmHg and a temperature of ...

A:

Q: Ss(4) + 4C12 (g) – 4 S2Cl2 (€) Starting with a mixture of 20.0 g of sulfur and 72.0 g of Cl2. a Whic...

A: Limiting reagent is the reagent which is present in limiting amount.

Q: Search 1 importance of exothermic and endothermic reaction in industry. Include your Reference.

A: Answer - Endothermic reaction - Endothermic reactions are chemical reactions in which the reactants ...

Q: 5. Empirical formula for C4Hsl4N2 Is. a) CH2IN b) C2H42N c) C2H2LN2 d) none of all

A: Empirical formula is the simplest whole number ratio of atoms present in a compound. Where as the mo...

Q: Methane (CH,) gas and oxygen (0,) gas react to form carbon dioxide (CO,) gas and water (H,0) vapor. ...

A:     13.0 mole of CH4 reacts with 5.0 mole of O2 in a reactor.   Here, we have to calculate the mole ...

Q: 1) Outline reasonable synthetic schemes to convert pentane to 1-tritio-1-butyne 2) Draw a reasonable...

A: Given:-  

Q: A 0.923 L sample of a 0.429 M glucose (C6H12O6) solution has a density of 1.16 g/mL. What is the mol...

A:

Q: Write the equilibrium expression K appropriate for each of the following reaction (no explanation re...

A: Equilibrium expression can be defined as the expression that shows relationship between concentratio...