A B D HN

Q: entropy

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Q: A metal has an HC crystal structure, a density of 6g/cm3, and an atomic weight of 36g/mol. What is t...

A: For HC crystal structure ., Z = 6 Molar mass of metal = 36 g/mol Density of metal = 6 g/cm3 we know ...

Q: Predict the major, organic product for the following reaction sequence. Assume cis conformation of t...

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Q: If 10 grams of 20 degree water is heated up to 40 degrees, how many calories were transferred?

A: Given: Mass of water = 10 g. Initial temperature of water = 20 oC And final temperature of water = 4...

Q: When 56.7 Mg of plumbous nitrate was heated in an experiment, 1.54 Mg of lead (II) oxide was produce...

A: the solution is as follows:

Q: A child needs an antibiotic to treat an infection. The antibiotic is available as 28 mg/tablet. The ...

A: Given that : Mass of the tablet = 28 mg Dose of antibody required per kg = 5.4 mg/kg Weight of the c...

Q: b) The periodic Table has specific units: Metallic, Semiconductor and Insulator. In your own underst...

A: This question is based on the periodic table and the different units : Metallic, Semiconductor and I...

Q: Predict the major organic product for the following reaction. You do not need to account for stereoc...

A: The solution is given below - 

Q: An ideal gas is compressed isothermally from 1.91 L to 0.43 L, at a starting pressure of 0.494 atm a...

A: Given that, an ideal gas is compressed isothermally from 1.91 L to 0.43 L. The initial pressure is 0...

Q: Radioactive iodine-131, used in radiotherapy to treat cancer, has a first-order half life of 8.0 day...

A: Given that : Half-life of iodine-131 = 8.0 days We have to determine the time it take for 15% of the...

Q: Which choice fills in the blanks correctly? A reaction is associated with a negative ordered and wor...

A:                                 Answer  The measurement of randomness is called entropy  For associa...

Q: A 1.0 ml protein solution in 0.500 M TRIS buffer, pH 7 with 0.250 M NaCl was dialyzed overnight agai...

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Q: Copper reacts with nitric acid via the following equation: 3 Cu(s)+ 8 HNO3 (ag)→ 3 Cu(NO3)2(aq)+ 2 N...

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Q: Calculate the reaction enthalpy for the decomposition of hydrogen peroxide, 2H2O210 H26) + O26) → H2...

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Q: What volume of 0.225 M nitrous acid solution is required to neutralize 30.0 mL of 0.740 M barium hyd...

A: Given Molarity of HNO2 = 0.225 M Molarity of Ba(OH)2 = 0.740 M Volume of Ba(OH)2 = 30 ml

Q: At equilibrium, the following amounts are found at a certain temperature in a 3.0-liter container: 2...

A: Since you have posted multiple questions we will solve first question for you. To get remaining ques...

Q: H(S Identify electron rich (dense) & elochon S+ cetoms in e poor St orlS- Compound iS+ poor rich

A: To identify: The electron-rich and electron-poor atoms in the compound.  

Q: Based on the graph, what is a solution of 300 g sucrose in 100 g of water considered at 60 °C? Solub...

A: The maximum amount of solute that can be dissolved in a particular amount of solvent is known as sol...

Q: The compound sodium nitrate is a strong electrolyte. Write the reaction when solid sodium nitrate is...

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Q: A stock solution of alcohol dehydrogenase (ADH) has been diluted 1 in 10 and the absorbance reading ...

A: Absorption coefficient = 1.6 ml/mg/cm  Absorbance (A) = 0.04  Dilution = 10 times  Complete solution...

Q: In the interference experiment preformed, sodium ascorbate powder was added to water to prepare the ...

A: The solution is given below - 

Q: intermolecular forces compound (check all that apply) dispersion dipole hydrogen-bonding hydrogen ch...

A: Intermolecular foorces are defined as the forces existing between molecules.For example,dipole force...

Q: four identity tests for sulfanilamide

A: In this question  we have to explain four identity tests for sulfanilamide.

Q: Cobalt-60 is a beta-emitter used in radiation cancer treatment equipment in hospitals. What total ma...

A: Given Initial mass = 24 g half life = 5.33 years time = 16 years

Q: Scandium reacts with oxygen to form a compound with the formula ScxOy.  If 1.000 g of scandium produ...

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

Q: Na-24 is used in medicine to study the circulatory system. If one gram of Na-24 decomposes by beta e...

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Q: 4.28 In each of the following pairs of compounds one is chiral and the other is achiral. Identify ea...

A: Chiral Molecule: If a molecule is connected with four different atoms or groups, then it is called a...

Q: SoNtion :- (1) (3 10 Br (2 1o membir long Carbon chain So, name is 1- bromo-5-chloro evo -5-cthyl - ...

A: To write the name of organic compounds we follow some rules ; Select longest carbon chain or ring (...

Q: Calculate the mass of each of these objects. (a) How much mercury, with a density of 13.5939 g/cm3, ...

A: The mass per unit volume of a substance is known as the density of the substance. The density of a s...

Q: For the following orbitals, state the values of n, l and ml  which apply. a.    2p –   n -         ...

A: Given that : We have to state the values of n, l and ml for the following orbitals : a. 2p b. 4d

Q: How much 0.600 M oxalic acid is required to neutralize 100. mL of a 0.325 M solution of aluminum hyd...

A: Given in question, 3 H2C2O4 + 2 Al(OH)3   ------>   6H2O + Al2(C2O4)3 Molarity of oxalic acid = 0...

Q: . Starting from phenol, draw the products upon reaction with the following reagents A HNO, H;SO, OH ...

A: Given : We have to draw the products from the given reactant and reagents.

Q: Arrange these alkyl iodides according to decreasing rates of their SN 1 reactions. Fastest Slowest A...

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Q: moles of chlorine

A:

Q: Answer each of the following questions. Note that none of them should require difficult calculations...

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Q: Problem 60 IR Spectrum (liquid film) 4000 3000 2000 1600 1200 800 V (cm") 100- UV Spectrum 105 Mass ...

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Q: A chemistry graduate student is designing a pressure vessel for an experiment. The vessel will conta...

A: Soln

Q: Q1\ Asaturated solution of potassium chloride in 20cº. Calculate %w\w and (M) concentration if it co...

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Q: A chemical exposure occurs by ingestion. The dose is absorbed very quickly into the bloodstream, so ...

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Q: How are positional and functional isomerism different from each other?

A: When two or more compounds have same molecular formula but they differ in physical and chemical prop...

Q: mL of chlorine gas

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Q: I-O-I I-Ò-I I-Ó-I I-0-I ータ -C-N HO CH H,C CH3

A:

Q: Tassily the phrases based on whether they describe fluorescence or phosphorescence. Fluorescence Pho...

A: Soln Fluorescence takes place when an excited photon at first excited singlet state, deactivates and...

Q: Although we learned in Section 5.4 that uncharged nitrogen atoms generally cannot be chiral centers ...

A: Troger's base is an organic compound. Its structure is tetracyclic and it is soluble in different or...

Q: Arsenic acid has a Ka1 of 5.6x10-3, Ka2 of 1.0x10-7, and Ka3 of 3.0x10-12, 1) Identify the acid as m...

A: It is triprotic acid, it gives three protons. The pH of the arsenic acid will be around 1.19 Please ...

Q: 11.)A solution that is 0.100 M in hydrofluoric acid (HF) has an osmotic pressure of 2.64 atm at 25°C...

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Q: Given the following data: 203(g) 302(g) O(g) 20(g) NO(g) + 0;(g) → NO,(g) + 0,(g) AH=-427 kJ AH= +49...

A:

Q: Given the following thermochemical equation: N2 (g)   +       O2     2 NO (g)                       ...

A: Soln

Q: A 4 mole sample of an ideal gas has a heat capacity (Cv) of 15 J/mol K and is initially at 3 atm and...

A:

Q: Describe how will you prepare an alkene from an alcohol.

A: Alcohol has a -OH functional group while alkene have = ( double bond ) in it.

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.