A chemistry graduate student is studying the rate of this reaction: 2H3PO4(aq) →P2O5 (aq) + 3H2O (aq) He fills a reaction vessel with H3PO4 and measures its concentration as the reaction proceeds: time (minutes) [H,PO4] 0 0.0200M 1.0 0.0137M 2.0 0.00939 M 3.0 0.00643 M 4.0 0.00441 M

Q: (а) H,O, H,SO̟ (b) Br, (1) ВН, THF (2) NaOH, H,O, (d) Brz, (1) O, (2) Ме,S

A: when dilute H2SO4 react with alkene form alcohol (follows markovnikovs rule) when Br2 / H2O react…

Q: Br CN ? HO H3CO ELO2C HO ? COQEt

A: In this question, we will using all the appropriate reagents for carried out this type of…

Q: Butter is only a final product true or false?

A: This is statement is False.      It depends on the end use of butter . If butter is purchased by a…

Q: Consider the structure below. This substance should be Η Η Η Η Η Η Η Η || | | | |||…

A: Remember, Like dissolve like. It means polar substances will be soluble in polar solvents and…

Q: AS > 0 I2(g) + C½(g)–→2ICI(g) →2NO(g) + Br2(g) 2NOBr(g)- CH4(g) + 202(g) AS < 0 CO2(g) + 2H,0(g)…

A: Given reaction with their phase. ∆S means change in entropy. ∆S = is disorder ness of the system.…

Q: H= -H Br Br

A: The question is based on the concept of organic synthesis.We need to synthesize the product using…

Q: KMNO4, H3O* heat

A:

Q: Select the correct PEC (potential Energy vs Configurations) diagram P(s) + 6 H₂ (g)--> 4 PH₂(g) E₂ A…

A: When the average energy of product species is less than average energy of reactant species, energy…

Q: (Q79) The first step of glycolysis (the metabolic conversion of glucose to pyruvate) is the addition…

A: given, temperature = 38.6 degree Celcius Gibbs free energy = +13 kJ/mol

Q: Which of the following is true about the reaction? CH4 (s) + 202 (g) CO₂ (g) + 2H₂O + 393 kJ a) 393…

A: Given reaction is,     CH4 + 2 O2 = CO2 + 2H2O +393 KJ

Q: 3. An isolated system (a) Is a specified region where transfer of energy and/or mass take place (b)…

A: Here we are asked to choose about an isolated system from the given option.

Q: CHO Cro3, H2SO4 (excess) ČH2OH HOʻHa Ph 1) O3, 2) Zn, H20 3) NaOH, H20 heat, (dehydration)

A:

Q: (b) If we add CO, t gases be when equil H2- CO:

A:

Q: A typical candy bar weighs about 2 oz (1.00 oz = 28.4 g).(a) Assuming that a candy bar is 100% sugar…

A: a.) Given: Weight of candy bar is 2 oz. 1.0 g sugar is equivalent to 4.0 calorie energy.…

Q: An object with unchanged composition falls under what property? * Biochemical Mechanical Chemical…

A: 4.   The property in which the composition of an object remains unchanged is called a physical…

Q: What is an expected product of the following reaction? HBr ?

A: Given reaction is reaction of alkene with hydrobromic acid.This reaction is known as…

Q: Sounds are produced when an object causes a medium, such as the air, to vibrate. O True O False

A: Sound is produced when an object vibrates, creating a pressure wave. This pressure wave causes…

Q: 0211120 Ch-13 Homework - General Chemistry II W 1120 Ch-12 Hon Write a balanced chemical equation…

A: A balanced chemical reaction equation is an equation in which the number of atoms for each element…

Q: Incomplete combustion: _CH4(g) + _O2(g) —> _C(s) + _H2O(g).

A: Given- Incomplete combustion reaction _CH4(g) + _O2(g) —&gt; _C(s) + _H2O(g). Consider the…

Q: what mass of propane musth be burned to provide 1.3x10 exp 8 J? given is 44.09g / -2221 kJ

A: When one mole of a substance is burnt completely under standard conditions, the corresponding…

Q: Which of the following is the most stable towards heat? * O plastic O sugar O benzoic acid O sodium…

A: Heat stability is the property of a molecule to retain it's structure intact in high temperature.

Q: Part C- How much heat is required to increase the temperature of 1.00 g of this metal sample from…

A: heat is defined as the form of energy that is transferred between one substance to other substance .…

Q: Calculate the standard enthalpy for the reaction: 4NH:(g) + 5O:(g) → 4NO(g) + 6H;O(g), through:…

A:

Q: Consider the balanced reaction 4 A + 6 B -> 9C + 3D If 8.753 moles of A (MW=24.8) are consumed, how…

A: From the given reaction,                  4A + 6B ----&gt; 9C + 3D  It is clear that after…

Q: CH,(g) + 2 0,(g) AH rxn = -809.0 kJ/mol co,(g) + 2 H,O(g) AH = -81.3 kJ cond 2 H,O(/) Given the…

A: Combustion is the process of reaction of a hydrocarbon in presence of oxygen to form carbon dioxide…

Q: Thermodynamics is the study of heat and energy. O True False

A: Given: Thermodynamics.  To find : statement is True or false.  Solution : As we know that, There are…

Q: 3 Draw labelled energy level diagrams for the following reactions: a S(s) + O₂(g) → SO₂(g) AH-297 kJ…

A: The amount of energy released or absorbed when one unit of reactants are changed into products.

Q: One of the best-selling light, or low-calorie, beers is 4.2%alcohol by volume and a 12-oz serving…

A: (a) Balanced chemical reaction of ethanol with oxygen to form carbon dioxide and water is as shown…

Q: kJ H2(g) + 0.502(g) → H₂O(g) AH-241.8- AS-44.5 J-mol¯-K-¹ mol So, mol¹KI החומר ??? H₂O(®) 130.7…

A:

Q: Review I Constants I Period Consider the thermodynamic data below: Compound AH (kJ/mol) CHa…

A: combustion of propane from energy that covert ice at - 19°C to water at 75.0°C

Q: NHCOCH3 A NH₂ B Order of electron donating ability (I being the strongest)

A: We have to find the order of electron donating ability

Q: 20. The density of LPG gas under standard conditions is 2.34 kg/m³. What percentage of propane and…

A: The objective of this question is to determine the percentage composition of these components in the…

Q: What is the enthalpy of reaction (in kJ/mol rxn) for CaCO3(s) → CaO(s) + CO2(e) if Ca(s) + Cgraphite…

A:

Q: Given that the reaction of 4 NH3 (g) + 5 O2 (g) → 4 NO (g) + 3 H20 (g) ΔΗ - 906 kJ %3D |- What would…

A: Answer : correct option is  226.5 KJ ∆H for this reaction would be 226.5 KJ

Q: The process by which sweat is used to cool the body is endothermic.   True  False

A:

Q: For a particular isomer of C,H,8, the combustion reaction produces 5108.7 kJ of heat per mole of…

A: Given: Enthalpy of reaction = -5108.7 kJ/mol Standard enthalpy of O2(g) = 0 kJ/mol Standard enthalpy…

Q: If you begin an exercise program and burn 5 Calories per minute by walking, how many hours of…

A: An exercise program and burn 5 calories per minute by walking.Target:- two weeks to lose 8 pounds.An…

Q: 2. Given the following information, calculate AHan for the reaction. 2C3Hs(g) +1002(g) → 6CO2(g) +…

A: We know  ∆H = ∆Hproduct  - ∆Hreactant

Q: t- U- S o i NH,CH3, H® NHẸT, H® NHÀ

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: Br B с D E H3O* CH₂OH CH3OH heat (CH3)3COK heat O Done

A: As we know,  In E2 mechanism polar aprotic solvent is required and strong base and heat is also…

Q: The following reaction is correct as shown. H O O True O False O NaOEt, EtOH, heat

A: Here an organic reaction is given with a product. We have to identify that the given product is…

Q: СНО CO2H CO2ET

A: To solve this problem first we have to use strong oxidizing agent to convert aldehyde to carboxylic…

Q: Is 10b more than one product? Not sure the way it is written.

A: 10. (b). We have to write the product of the below given reaction CH3CH2CCNa + (CH3)2CHCH2CH2Cl.…

Q: Immature form of coal. Dark brown to black in color, with much woody material and vegetation still…

A: Given:- Immature form of coal. Dark brown to black in color, with much woody material and…