What is the relationship between vapor pressure at a temperature and its melting point so that sublimation can occur? What are the different phase changes involved in the purification using sublimation experiment?

Q: 215.0 mol of an unknown gas is stored at a temperature of 1110 K in a large, 395 L container. In atm...

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Q: calculate the reaction rate of catalase at room temperature using the following data      Depth of...

A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...

Q: 1. Write the equilibrium expression and identify the specific equilibrium constant symbol possible, ...

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Q: Hi! Can you help me with these?  Assignment: Balance these problems and find the percentage of it. ...

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Q: The Henderson-Hasselbalch equation is formulated based on the ionization of a weak acid  True  Fal...

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Q: A Bronsted-Lowry base is capable of donating a proton.  True  False

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Q: Use the References to access important values if needed for this question. cording to the following ...

A: Given benzene in excess amount

Q: Which acid-base titration would yield a titration curve of the general form shown? O H3PO4 titrated ...

A: Answer:  This is the titration curve of acid-base titration.

Q: The acidity function of a solution that is produced when 20 ml of 0.1 M acetic acid is mixed with 0....

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Q: Which of the following is the correct glycosidic bond linkage of the disaccharide shown? он но но он...

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Q: of red algae. The sample was hydrolyzed and monosaccharide units were analyzed in different colorime...

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Q: STATISTICAL DATA IN CHEMICAL ANALYSIS: Calculate the mean and standard deviation of the data below....

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Q: Draw the phase diagram of CO₂ given the following: a. 1 atm at-780C b. 2 atm at-900C C. 5.2 atm at-5...

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Q: Which of the given statements are CORRECT for an indicator that ionizes as shown below (Ka=1.0 x 10-...

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Q: For the following reaction, 6.92 grams of carbon (graphite) are mixed with excess oxygen gas . The r...

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Q: Question 18 What is the pH of the solution given the following information? Methyl orange = yellow M...

A: Given : Methyl orange = yellow Methyl red=yellow Bromothymol blue = green

Q: Higher Rf value will be obtained from dextrin than that of glucose in a reverse-phase TLC.

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Q: Benedict's and Barfoed's tests involve reduction of sugars. O True O False

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Q: Calculate the pH value of the resulting solution by titrating 0.1 molar ammonium hydroxide 100 ml wi...

A: Given that, 100 mL of 0.1 M ammonium hydroxide was titrated with 0.1 M of HCl. The Kb of ammonium hy...

Q: 8 g of potassium chloride is dissolved in a quart of distilled water. Calculate the pH value of the ...

A: Here 8 gram of KOH is dissolved in a quart of distilled water. We have to calculate the pH of soluti...

Q: LEAST reactive on the table below: Ag, Cu, Fe, H, Mg, Ni, Pb, Sn, Zn https://teachchemistry.org/clas...

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Q: Salivary amylase is used to hydrolyzed a(1à4) glycosidic bonds in carbohydrates. O True O False

A: Salivary amylase in used for hydrolysis of carbohydrates.

Q: 11 10 2

A: In proton nmr there has some specific range for specific protons e.g. for aromatic protons it comes ...

Q: Do chelators reduce conductivity? Do water-miscible solvents such as mono ethylene glycol, glycol et...

A: A question based on coordination complexes that is to be accomplished.

Q: 2. Arrange the different types of intermolecular forces in #1 item below from strongest to weakest i...

A: There are various type of force of attraction but in this question we will discuss about hydrogen bo...

Q: Salicylic acid reacts with acetic anhydride to form aspirin, acetylsalicylic acid.  If the percent y...

A: Given, Salicylic acid reacts with acetic anhydride to form aspirin Percent yield of the reaction = 7...

Q: A neutral atom has the following electron configuration: 1s 2s 2p°3s²3p' How many electrons does the...

A: A neutral atom is the atom carrying no charge. It will become an ion after losing and gaining electr...

Q: Which of the given statements are CORRECT for an indicator that ionizes as shown below (Ka=1.0 x 10-...

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Q: (d) The figure below represents an FCC structure. Determine: i. The relationship between the lattice...

A: Face centred cubic structure can be defined as  the structure in which atoms are present at corners ...

Q: Write the mass balance equations and charge balance equations for 0.20 M Ba(OH)2. Note that Ba(OH)2 ...

A: Here we have to write mass balance and charge balance equation for 0.2 M Ba(OH)2 aqueous solution.

Q: Draw a D-glucose structure and identify the pyran ring. Also, draw a D-fructose and identify the fur...

A: Concept - Glucose and Fructose are monosaccharides. There are many ways to represent the formula- 1)...

Q: What do you call the type of analytical method that relies on the absolute stoichiometric equivalenc...

A: Oxidative method - It a method involving transfer of electrons from oxidizing agent to the substance...

Q: A0.001 m solution of a weak electrolyte ionizes into 4 ions freezes at-0.06C What is the apparent de...

A: Given,  Molality of the weak electrolyte = m = 0.001 m Number of ions given by weak electrolyte = n ...

Q: Identify the classification of drug metabolism and specific type of reaction involved in each drug s...

A: All drug molecules contain various functional groups and the metabolism of each drug takes place whe...

Q: Calculate the standard deviation of the data below. 2.4 ppm, 2.1 ppm, 2.1 ppm, 2.3 ppm, 1.5 ppm

A: Standard deviation:The standard deviation is a measure of the variation in a given set of data. A lo...

Q: Which test can be used to differentiate mannose and maltose? Bial's Orcinol Test O lodine Test Seliw...

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Q: Calculate osmotic pressure for 0.10 M Na3PO4 at 20°C

A: Answer: Osmotic pressure is the pressure, that is required to be applied on the solution side stop t...

Q: The pk, for the acid dissociation reaction of bicarbonate is 10.33. HCO3 (aq) + H2O(1) 2 CO32-(aq) +...

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Q: Rubbing alcohol is commonly used as an antiseptic for small cuts. It is sold as a 70% solution of is...

A: Solution is made up of two components. Solute and solvent. Component which is present in major amoun...

Q: Question 30 Which test can be used to differentiate maltose and sucrose? Benedict's Test Bial's Orci...

A: carbohydrate can be distinguish using various chemical test

Q: Chlorine reacts with phosphorus to form a compound Q with relative molecular mass of 137.5. The comp...

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Q: 4. A 112 pound woman is wearing high heeled shoes with an area of 0.18 square inches. What pressure ...

A: In multiple questions, we solve only first question according to Bartleby guidelines. Use relation b...

Q: () There are 7 crystal systems, 2 of them are predominant in metals, which are the two?

A: There are seven crystal systems- 1) Cubic 2) Tetragonal 3) Orthorhombic 4) Hexagonal 5) Rhombohedral...

Q: 15 Valence electrons in a neutral atom are attracted by protons in the nucleus. a. The nucleus of wh...

A: Answer: Valence electrons are the electrons those are present in the outermost shell of the atom.

Q: Calculating equilibrium concentrations using the reaction quotient 1. For the reaction H2(g) + F2(9)...

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Q: Ag,CrO, F2 Ag' (aq) + CrO," (aq) d. Add Acid e. Add ammonia

A: As we know, state of equilibrium is distribed by the temperature, pressure, concentration and volume...

Q: 3b-i: A compound has molecular formula C22H28N20. Calculate the number of double bond equivalents (D...

A: Given,  Molecular formula of the compound = C22H28N2O  Calculate the number of double bond equivalen...

Q: Heeded for this question. How many grams of PbBr2 will precipitate when excess ZnBr, solution is add...

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Q: The pH of a solution containing a hydrogen ion concentration of 1 x 10-5 is:  A. 3 and its pOH is 6...

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Q: How    many    molecules    of    Tris    are    present    in    5000    ml of    a    700mM    s-n...

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