Pls help ASAP. Pls pls pls make sure to inlcude SI units.

Q: Draw the Born-Haber cycle and use the data below for the formation of calcium chloride, to (ii)…

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Q: For a certain chemical reaction, the standard Gibbs free energy of reaction at 30.0 °C is – 147. kJ.…

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Q: A solution is prepared by adding NaOH to pure water until a pH = 9.34 is obtained. Calculate the pH…

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Q: Mass of Inner cup with stirrer on the digital balance=36.7 Mass of Inner cup with stirrer and warm…

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Q: For the disaccharide shown below answer the following questions. CH2OH H. H H OH H. НО H OH HOCH, OH…

A: (a) Disaccharide given is sucrose (b)

Q: carcutate amoumt of glycine amid HC) aequired +o prepaue. of Ool M bu ff ere of ca) pH=2 (b) pH=3…

A: To calculate the amount of Glycine and HCl required to make 1 litre of 0.1 M buffer at (i) pH=2 (ii)…

Q: While all different types of physical states can be present in a chemical equation, the…

A: Given statement is :  While all different types of physical states can be present in a chemical…

Q: 5 ml of a 0.2 M NH3 solution are added to 5 ml of a 0.1 M NHẠCI solution (Kb for NH3 is = 1.8 ×…

A: Dear student, As yoy have asked multiple part questions but according to guidelines we will solve…

Q: Consider the following two half redox reactions Reduction: 2H (aq) + 2e →H, (g) , E°= 0.0 V…

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Q: How do we measure enzyme kinetics? a. By measuring the initial rate (or velocity) b. By…

A: Given: Measurement of enzyme Kinetics:

Q: NH CH3 This amine is a amine. primary secondary quaternary O tertiary

A: Classification of the Amine is done on the basis of number of carbon (C) atoms bonded directly to…

Q: Question 6 which has a holf e my remain A patient is given 4 0.05 mg dese of of 6 hours. How long…

A: Radioactive decay follows the first-order kinetics. The decay constant (λ) and half-life of a…

Q: Refer to the portion of the periodic table below that shows the elements belonging to the same…

A: The electronic configuration of K which is 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ And that of Cl which is 1s² 2s²…

Q: What is the pH of a 0.70 M ammonia solution? This is a weak base. Pls show step by using ICE method

A: Given,  The pH of 0.70 M of ammonia solution is:

Q: he IUPAC name of the product of this reaction is LIAIH,

A: LiAlH4 is strong reducing agent it reduces cyclic ester into diol

Q: 1. Estimate the percent ionic character of the CO bond. The electronegativity of Carbon is 2.5 and…

A: Since you have asked multiple question as per our company guidelines we are supposed to answer the…

Q: Consider the reaction represented by the equation 25O2g) + O2(g) 2S03(g). For the system at chemical…

A: Thermodynamics is concerned with the energy changes while kinetic is concerned with the rate of…

Q: What is the pH of 10mL aliquot of toluic acid (with a concentration of .1837M) after 21.05 mL of…

A: In this question we apply the equilanece of the moles  Initial and the final moles are equal .

Q: Find the AH for AB(g) + CED 2(s} → AED 2(1) + CB(s)

A: Firstly determine the set of equations which would result into the given equation and then add…

Q: Read the descriptions of physical or chemical changes in the table below. Then decide whether the…

A: Spontaniety of a reaction is decided by ∆G value(Gibbs free energy)  ∆G = ∆H - T∆S Where ∆H is the…

Q: de Sn2 attack?

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Q: For the (ompund + H,O 아 B) +H,0

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Q: Balance the following Redox reaction in acidic media. VO2" (aq) + Sn(s) vo²+ (aq) + Sn²+, (aq)

A: Here we are required to balance the redox reaction

Q: A buffer containing 0.1 M HCN presents a pH = 10. What would be the new pH if to 1 litre of this…

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Q: a. If butanol and ethanoic acid react in the presence of heat and an acid catalyst, give the name of…

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Q: Calculate the enthalpy for the reaction below. 4AI(s) + 3Cl2(g) E Products - E Reactants Compound…

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Q: complete the ff reaction

A: Here we are required to predict the product of the reaction

Q: What is the N and M of 100 g NaOH in 1.5 L of Solution ? (Na- 23, O -16, H-1)

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Q: How many millilitres of a 0.1 M solution of NaF and of 0.1 M solution of HF must be mixed to obtain…

A: Acidic buffer :-  A mixture of weak acid and its salt with strong base is known as acidic buffer For…

Q: Chemistry IV. Explain the following observations. ". each.) a. Compound A orients ortho-para while…

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Q: Balance the following electrochemical reaction in acid: MnO 4 (aq) + Zr( s) → Mn –"( aq) + Zr + Zr…

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Q: You perform a titration on 9.50 mL of an HCl solution of unknown concentration. It requires 93.54 mL…

A: Balanced chemical equation for the reaction 8s as follows: HCl + NaOH -------> NaCl + H2O All the…

Q: OCH,CH, H* CН, CH — ОСH, + H,О C-CH, H* + 2CH, — ОН 6. Pr CH,CH,-C-CH,CH, + H, , 4. 5.

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Q: When 10 drops of  0.1 M Co2+ is acidified using 20 drops 6.0 M CH3COOH and a pinch of solid NaNO2 is…

A: Co2+(aq) is oxidized in acidic medium(H+) in presence of NaNO2(aq) to form the yellowish-orange…

Q: Starting from the expression for the total differential dV in terms of T and p, show that (ôp / aT),…

A: Here we are required to prove the following differential

Q: H2Cro, A 2CH2CI2 B (i) 2Benzene AICI3

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Q: raw the organic product(s) of the following reaction, includi CH3 H3C-CH-CEC-H NANH2 / NH3(1)

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Q: A 50.00 mL aliquot of saline solution was acidified with dilute nitric acid and  titrated with 22.00…

A: In the given method to determine NaCl or Cl-(aq) content in saline, first, excess Ag+(aq) is reacted…

Q: Chemistry find the major product

A: Aldehyde can be defined as an organic compound in which aldehydic group (CHO) is attached to carbon…

Q: Mass of Inner cup with stirrer on the digital balance=36.7 Mass of Inner cup with stirrer and warm…

A: Initially, water is at a higher temperature of 50.5 oC. The initial temperature of added ice = 0 oC.…

Q: 1. Why is energy needed to boil water? 2. When water is heated, the temperature eventually reaches a…

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Q: A 1.40 m3 container holds a sample of O2 gas. At 282 K the pressure of the container is 1.04 x 105…

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Q: "Calculate the total pressure of mixture of 1.31g of nitrogen gas. 2.53g of hydrogen gas, and 3.26g…

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Q: Determine the energy for the first excited state for naphtacene assuming the box width equal 8.5 Å:

A: Given: Length of the box = 8.5 A° = 8.5 ×10-10 m

Q: 16.20 (a) Write an equation for the react ion in which HSO,(aq) acts as a base in H2O(1). (b) Write…

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Q: than the entropy of amorphous solids. The entropy of crystalline solids is generally O higher O…

A: The correct answer is given below

Q: Calculate the following values and indicate what type of electromagnetic radiation is present. (a)…

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Q: Question 13 plate with an area of 50ocm? is to be coated with of gold o.01 cm thick. How long would…

A: Given: Plate area = 500 cm2 Thickness = 0.01 cm Density of Gold = 19.3 g/cm3 Current = 5.20 A

Q: Fill in the missing chemical formulae in the tables below. acid conjugate base base conjugate acid…

A: A conjugate base is formed when proton removed from acid whereas a conjugate acid is formed when…

Q: 20. Z, Ccu) A A A. B. с. P. Ph Ph Ph

A: Organic chemistry is branch of chemistry in which organic reactant react to form organic products.