ČI IZ

Q: What is the molar concentration of a solution prepared by adding 5.7 mL water to 24.1 mL of a 0.811 ...

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Q: 14. Identify the polyprotic acids. (select all that apply, wrong choices will be penalized) H2C2O4 H...

A: To identify Polyprotic acid Polyprotics acid are those acid which has more than one ionisable Hydron...

Q: What is the molarity of the solution if you have 7.0 gm of nitrogen dissolved in 500 mL of distilled...

A: Note: These are different questions and are not related. According to the rules we can solve only on...

Q: 5. A 20.0 mL sample of 0.200 M K2CO3 solution is added to 30.0 mL of 0.400 M Ba(NO3)2 solution.  Bar...

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Q: State what happens if the aniline is nitrated directly

A: We will write aboute nitration of aniline

Q: The structure below is for the prostaglandin, prostacyclin-I2. The following tests were done. What a...

A: Prostagladin is an active lipid compound having the diverse harmone like effects. It is present in t...

Q: 6) I need the sign and value

A: 6. Given compound,   Ca[Pt(H2O)2(C2O4)2]

Q: What is meant by arenes?

A: Applying definition of arenes word arenes means compounds having specific smell.

Q: A solution of sodium hydroxide has a density of 1.14 g/mL and contains 32.8% sodium hydroxide by mas...

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the ra...

Q: Question 6 of 25 Submit Consider the reaction: N2 (g) + 3 Br2 (g) =2 NBr3 (g) At equilibrium, the co...

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Q: The graph shows the molecular speed of four gases at 27 ∘C.   What, if any, relationship is observe...

A: The questions based on the concept of kinetic theory of gases. We have to identify the relation betw...

Q: The solubility of a compound is 84 g per 100.0 g solvent at 25 °C. If 84 g of the compound is dissol...

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Q: What is the molarity of a solution in which 13.25 g of FeCl2 are dissolved in 96.31 mL solution?

A: We are having 13.25 g of Fecl2 taken in 96.31 ml of Solution. We have to calculate the Molarity of S...

Q: For the reaction   3Fe2O3(s) + H2(g)2Fe3O4(s) + H2O(g)   H° = -6.0 kJ and S° = 88.7 J/K The equilib...

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Q: I need this question asap

A: The question is based on the concept of chemical reactions. we have to identify the products formed ...

Q: it is desired to prepare calcium sulfate soultion by dissolving 200 g calcium sulfate in enough wate...

A: From given data  Mass of solute, calcium sulfate = 200 g = 0.200 Kg volume of solution = 850 mL Spec...

Q: When 50.0 mL of 1.20 M of HCl(aq) is combined with 50.0 mL of 1.30 M of NaOH(aq) in acoffee-cup calo...

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Q: In the balanced equation for the complete neutralization of phosphoric acid by calcium hydroxide, th...

A: To solve this problem we will first write the balanced chemical equation then according to the stoic...

Q: The normal boiling point of a liquid is 282C. At what temperature  (in C) would the vapor pressure b...

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Q: What volume (in liters) of CO2 measured at STP would be produced if 22.6 mL of 3 M HCl reacted with ...

A: From the given data we haveVolume of HCl=22.6mLMolarity of HCl=3Mso No of moles=Molarity×Volume     ...

Q: Could you please help me with the name of the structure

A: To write the name of the given compound The name of the given compound can be written by using iupac...

Q: A 1.00-L helium, neon and argon mixture has a total pressure of 949.3 mmHg at 23.9 °C. If the partia...

A: Partial pressure of argon=949.3- 272.5 -202.6 = 474.2 mmHg

Q: What is involved in Phases l and Phases ll of biotransformation?

A: The reactions which are involved in phase I are as follows; 1. Hydrolysis 2. Reduction 3. Oxidation

Q: The energy of the 1s atomic orbital of hydrogen is -13.6 eV. a) The satabilization energy of the bon...

A: Two hydrogen atomic orbitals combine to form molecular orbitals, that results in stabilization.

Q: 5. Calculate the pH of a buffer solution that is 0.74 M in NH3 and 0.74 M in NH4Cl. For NH3, pKb = 4...

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Q: QUESTION 32 If the [OH−] of a solution is 3.5 × 10−3, what is its pOH?  Report your answer to 2...

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Q: 14.  dentify the polyprotic acids. (select all that apply, wrong choices will be penalized) H2C2O4 H...

A: polyprotic acid are those which can gives more than one proton in aqueous solution.

Q: I need help with this question (Not honor class) (Not grading)

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Q: Please help with this problem. Please explain the full mechanism of the reaction. Thanks!

A: the answer is given as follows   

Q: TRUE OR FALSE 1. Lowering the temperature of the system will lead to an increase in entropy. 2. Sp...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Does [Mn(en)2Brz O Yes, but only w O Yes, when liga O [Mn(en)2B12]l O Yes, but only w

A: Optical active compound do not have any symmetry like plane of symmetry 

Q: Wifey?: What is the Ksp for a compound with generic formula A3X2 if the concentration of X3- ions in...

A: Applying concept of Ksp  Ksp=[ 3A2+]3[2X3-]2

Q: What are the intermolecular forces of Ibuprofen?

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Q: Why do scientists study and synthesize new transuranium elements in the laboratory?

A: Transuranium elements: These are elements having an atomic number greater than the uranium element. ...

Q: Homework help (14

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Q: Hi! Can someone help me with this question please? Thank you!

A: We will write the final product of the given reaction

Q: Which of the following statements about molecular orbital (MÔ) theory are untrue? **select all that ...

A: Bonding molecular orbitals are formed by in phrase combinations of atomic wave functions ,and electr...

Q: 2. S + О, + H,0 - H,SO, What is the limiting reactant, and what is the maximum mass of H,SO, that ca...

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Q: 20. When glucose and galactose form a disaccharide through a 1-4 linkage determine whether that link...

A: The detailed solution is given below.

Q: 12 again

A: The given cell notation is: PtH2(g)H+(aq)Br2(l)Br-(aq)Pt Single line represents phase boundary and d...

Q: 53. If 87.5 percent of a sample of pure 131I decays in 24 days, what is the half-life of 131I?  (A) ...

A: We can evaluate the answer either conceptually or by mathematical procedure. We shall use pure conce...

Q: 7. The diagram below shows the reaction X2 + Y→ 2XY at equilibrium in a 2.0 Liter vessel. Each parti...

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Q: Calculate ΔrG° (25°C) for the following chemical reaction which is the hydrogenation of benzene to c...

A: To calculate:  The standard free energy change, ΔrG° for the reaction, C6H6 (l) + 3H2(g) → C6H12(l)

Q: Consider the following half-reactions.  Which of the following metals or metal ions are able to oxid...

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Q: BaCl2 (aq) + NazSO4(aq) → BaSO4 (s) + 2NaCl (aq) How many grams of sodium chloride are produced by t...

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Q: phosphoric acid is usually obtained as an 85% phosphoric acid solution. if it is 15 M, calculate the...

A: Given that:                         Amount of Phosphoric solution = 85%                             ...

Q: Which one of the following is not a physical property of a solid or liquid? A-compressible B-high...

A: there are  mainly three state of matter known as solid, liquid and gas .

Q: QUESTION 14 Which of the following chemical reactions corresponds to the acid dissociation cons...

A: Option 5 should be the right answerThe acid dissociation constant Ka for acetic acid is written as 

Q: The OH- concentration in an aqueous solution at 25 °C is 6.5 x 10-5. What is [H*]?

A: The given data is as follows: The concentration of the hydroxide ion, OH-=6.5×10-5 M H+=? The hydrog...

Q: Can you explain the full mechanism for this transformation?

A: The aromatic substitution of hydrogen with deuterium occurs on reacting benzene with deuterated sulf...

Aldehydes and Ketones

Aldehydes and ketones are organic compounds that have a carbonyl group, C = O, as their functional group. They both differ in the placement of this carbonyl group in their structures.