Explain the difference between essential and non-essential amino acids ?

Q: A 0.1500 g of salt sample was analyzed for percent chloride (3545 g/mQl) content. The titration of t...

A: The precipitation method that employs silver nitrate for titration in analytical chemistry is called...

Q: Question is attached

A: Combination reaction can be defined as a reaction in which two or more compounds or reactants combin...

Q: An aqueous solution is saturated in both potassium chlorate andcarbon dioxide gas at room temperatur...

A: A solution is said to be saturated when there is an maximum quantity of the solute.

Q: If you wish to heat 4.0 L of water on the wood stove from 10.0 °C to 90.0 °C, how much heat must flo...

A: To solve this problem, we have to use formula which is- Q=m.c.dT Where m is the mass c= specific hea...

Q: 1- Please I want answer of this question on urgent basis. Many Thanks

A: The isotopic symbol of an isotope can be written by placing the atomic number as a subscript and the...

Q: Hw question 1 again

A: Answer ; 1 Option B. No, because Q < Ksp Given that Ksp of PbCl2  = 2.4×10-4 volume of 3.0×10-2 M...

Q: The ketone 2-heptanone has been identified as contributing to the odor of a number of dairy products...

A: 2-heptanone has a ketone functional group at second position with the parent chain of 7 carbons and ...

Q: How many grams of hNO3 must be dissolved to make 25 L of solution that has a ph of 1.5?

A: HNO3 is strong acid. Calculate the concentration of H+ ions,              pH = - log[H+][H+] = 10-pH...

Q: Consider the molecule PF4Cl. (a) Draw a Lewis structure forthe molecule, and predict its electron-do...

A: The Lewis structure of has to be drawn.

Q: Activation energies will be greater than the heat of reaction in endothermic reactions that involve:...

A:   Endothermic process: In an endothermic response, the items are higher in energy than the reactants...

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A: When a chemical reaction occurs, some species gain electrons and some lose electrons. This causes a ...

Q: Using the following data, estimate ∆Hf° for potassium chloride: K(s) + ½ Cl₂(g) → KCl(s).

A:

Q: What volumes of 0.49 M HNO2 and 0.49 M KNO2 must be mixed to prepare 1.00 L of a solution buffered a...

A: The buffer solution is made using 0.49 M HNO2 and 0.49 M KNO2.

Q: Give the reagents suitable for effecting each of the following reactions, and write the principal pr...

A: Nitration of benzene: Benzene reacts with nitric acid in the presence of sulphuric acid, to produce ...

Q: 2. How could IR spectroscopy be used to distinguish between the following pair of compounds? (a) CH2...

A: IR spectroscopy is an important tool for detecting the functional group in the unknown organic compo...

Q: A small kidney stone (Chemistry in Action on p. 176) might contain 0.50 g of uric acid 1C5H4N4O32. H...

A: A small kidney stone might contain 0.50g of uric acid (C5H4N4O3).  The micromoles of Uric acid are c...

Q: Find the carbonyl funtional groups in molecule asprin,cocaine,vitamin C

A: Introduction: It is a non-steroidal anti-inflammatory mediator. Aspirin has analgesic, antipyretic, ...

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A: Option C is correct. The atomic number of zinc is 30, which means that all zinc atoms have 30 proton...

Q: Consider the generic reaction: A + 2 B -------> C + 3 D       ∆H = 155 kJ Determine the value of ...

A: Given, A + 2 B -------> C + 3 D       ∆H = 155 kJ

Q: A small cylinder of helium gas used for filling balloons has a volume of 2.30 L and a pressure of 18...

A: It is given that the gas cylinder has a volume of 2.3 L at a pressure of 1850 atm and a temperature ...

Q: Pls do correctly and explain us answer briefly ...!thanku in advance

A: Density = massvolume   Assume all the volumes to be same, so consider molar masses of each gas.Gas w...

Q: Hw question 5

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Q: What temperature (in °C) did an ideal gas shift to if it was initially at -14.0 °C at 4.62 atm and 3...

A: Given, pressure , P1 = 4.62 atm P2 = 8.71 atm Volume, V1 = 35.0 L V2 = 15.0 L  Temperature, T1  = -1...

Q: 1. dehydrogenation reaction of 3-bromo-3- methylpentane 3-methyl-2-heptane 3-methyl-3-heptene 2-ethy...

A: We are authorized to answer one question at a time. Since you have not mentioned which question you ...

Q: How does polymer differ from low molecular weight compounds in terms of solubility, melting point an...

A: The solubility of polymers is low in comparison to the compounds with low molecular weight because t...

Q: The rate constant for a particular reaction is 0.0074 M 1.s What is the overall order of this reacti...

A: It is given that the rate constant for a reaction is 0.0074 M-1 s-1, and the overall order needs to ...

Q: Among the molecules given below which of the two molecules would possed the same types of electronic...

A: Electronic Transitions: In a molecule, there exist certain energy levels which is evident from its m...

Q: Answer the following: (i) Haloalkanes easily dissolve in organic solvents, why? .. (ii) What is know...

A: (i)Haloalkane The another name of haloalkane is called as alkyl halides. It consists of group of che...

Q: a tetragonal crystal, unit cell a =4.5Å, c = 6Å. Evaluate the Bragg angle, q, for the (222) reflecti...

A: For a tetragonal crystal the unit cell dimension a =4.5 Å and c = 6 Å respectively. The reflection i...

Q: How does surface tension result from intermolecular forces?

A: Given terms, Surface tension and intermolecular forces

Q: What compound below has a central atom without an octet? Group of answer choices H2S SiO2 SiH4...

A: According to octet rule, main group elements bonds in such a manner that, they have 8 electrons in t...

Vitamins and Coenzymes

A class of organic compounds needed in the human body for normal activities is known as vitamins. They are characterized into two parts depending upon their solubility in water. They can act as coenzymes, cofactors, or prosthetic groups for enzymes.