Solid turning into water at freezing point (0°C)

Q: At 25 °C, only 0.0960 mol of the generic salt AB is soluble in 1.00 L of water. What is the ?sp of…

A: Given::  moles of AB = 0.0960 mol volume = 1.00 L  Ksp = ?

Q: Does a reaction occur when aqueous solutions of zinc sulfate and calcium nitrate are combined? Oyes…

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Q: The chemical name "3,7-dimethylsanthin" belongs to: A. Caffeine B. Theobromine C. Euphyllin D.…

A: Option A is correct answer.

Q: Calculate the standard change in Gibbs free energy, AGxn, for the given reaction at 25.0 °C. KCI(s)…

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Q: Does a reaction occur when aqueous solutions of iron(III) chloride and silver(I) nitrate are…

A: Net ionic reaction involve the net ions which results in the formation of precipitate.

Q: Calculate pFe* at each of the points in the titration of 25.00 mL of 0.02190 M Fe?+ by 0.03634 M…

A: MFe2+VFe2+=MEDTAVEDTAVEDTA=0.02190 M×25.00 mL0.03634 MVEDTA=15.06 mL

Q: 2. Propose a synthesis for the following molecules – should not take more than 5-6 steps. Hint: they…

A: GIVEN:-  We have to carry out transformation given below:-

Q: Write the equilibrium expression for Kc for the following reactions: (a) 03(g) 02 (g) (b) N2(g) +…

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Q: CI HCI а. b. ethyne butanoic acid С. 1-propanol, H2S04

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Q: Write the formula for Calcite. Type of Bonding: Show Lewis Structure or Bonding in the solution…

A: Calcite is a mineral and is a polymorph of calcium carbonate. Out of the other polymorphs of calcium…

Q: 9. Describe the binding between an irreversible inhibitor, such as arsenic, and an enzyme.

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Q: (Q20) In the hydrosulfuric acid solution described in Q19, what is the equilibrium concentration of…

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Q: new coin having a mass of 2.5133 g is dissolved in nitric acid and only the resulting copper ions…

A: Nitric acid is a strong oxidizing agent. It can oxidize metals to their respective cations.

Q: COULD EXPLAIN THE FOLLOWING STEPS BY ARROWS IN BASIC SOLUTION CH3 CH3 но CH2CH3 H20 CH2CH3

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Q: Nitrogen and hydrogen react to form ammonia, like this: N2(g)+3H,(g) → 2 NH3(g) The reaction is…

A: Le Chatelier's principle: According to the Le Chatelier's principle when a change in concentration…

Q: _4. The rate of a chemical reaction may be defined as a.the time it takes for the reaction to be…

A: 4) To define: The rate of a chemical reaction.

Q: 3.1 Briefly describe why (and how) adsorption takes place on a solid surface. 3.2 Use your knowledge…

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Q: Calculate the change in freezing point of water , with ethalpy of fusion = 6.009 kJ/mole) and the…

A: In this question, we have to Calculate the change in freezing point of water , with ethalpy of…

Q: he standardization of iodine solution was conducted using 10.0 mL of a standard 1.00 m ith the…

A: Given, Volume of acid  = 10.00 mL Density = 1.00 mg/mL Mass = V × d   = 10.00 × 1 = 10.0 mg MMoles…

Q: Total acidity of commercial white wine was determined by titration with 0.1512 M NaOH. A. Write the…

A: Given: Concentration of NaOH = 0.1512 M Volume of NaOH required = 3.35 mL = 0.00335 L…

Q: Tert-butyl chloride has a normal boiling temperature of 350 K. The vapor presuure at 298K is 101…

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Q: 4. The combustion of 33.5 g C3H6 with 127 g 02 yields 16.1 g H20. What is the percent yield?

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Q: Whats an approach that is being investigated to mitigate the thermalization losses in photovoltaics?

A: Answer - According to the question - photovoltaics - Solar cells, also called photovoltaic cells,…

Q: 1.An expandable container contains 13 L of neon gas at 75 C. At constant pressure , what will be the…

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

Q: Draw the organic product expected from the reaction. Include all hydrogen atoms. Note that K, Cr, O,…

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Q: enthalpy of formation of ammonium salts a) Explain how (temperature change) would be affected if a…

A: A solution’s depends on the amount of solute dissolved in a solvent at a particular temperature. An…

Q: For a particular reaction, AH° = 67.7 kJ and AS° = 126.9 J/K. Assuming these values change very…

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Q: Calculate the pH of a 2.80×10-1 M aqueous solution of ammonium chloride (NH4CI). (For ammonia, NH3,…

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Q: Write the chemical reaction for the incongruent dissolution of spodumene.

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Q: Find the rate law and the individual and overall reaction orders for the reaction H2 + 12 ---> 2HI…

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Q: Trial 1 Trial 2 Trial 3 Volume of Sample (mL) 55.00 55.00 55.00 Final Volume of EDTA (mL) 7.90 15.40…

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Q: If the classification of the chromatography run is a reverse-phase chromatography, discuss the…

A: In reverse-phase chromatography, the stationary phase is hydrophobic and the mobile phase is…

Q: Calculate the angle 0 between vectors a and b when a = 2į – j+2k , b=i+j+k %3D

A: a = 2i - j +2k , b= i + j + k

Q: What is the integration of stilbene

A: Stilbene is used in manufacture of dyes and optical brighteners, and also as a phosphor…

Q: DATA/CALCULATION SHEET NAME 1. crucible, cover, BaCl2 2H2O \$,2061 crucible and cover 14.0188g BaCl2…

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Q: Write the chemical. Formula of the solid showing both Frenkel and Schottky defects.

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Q: H;C,. 13C, + enantiomer CH3 H3C

A: The reaction given is,

Q: the pH of a buffer solutiont

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Q: Explain the importance of cold pack

A: Cold pack help lower the temperature in certain areas of the body and reduce pain and swelling.…

Q: Which of the following is not true about conditions leading to the Antarctic ozone hole? O The air…

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Q: A 46.78 g sample of a substance is initially at 26.6 °C. After absorbing 2893 J of heat, the…

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Q: Using the following electrode potentials, determine the redox potential for the oxidation of nitrite…

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Q: Step 4: Decarboxylation In the final step to synthesize dimedone, the carboxylic acid is heated in…

A: We have to draw the arrow pushing mechanism to synthesize dimedone. In the first step protonation of…

Q: Does a reaction occur when aqueous solutions of sodium nitrate and potassium hydroxide are combined?…

A: Reaction occurs between sodium nitrate and potassium hydroxide. Yes.

Q: 1. When potassium dichromate (K2CrO4) is added to a solution containing 0.500 g silver nitrate…

A: Theoretical yield :- The maximum amount of product formed when reactants react according…

Q: How does DIY cold pack works?

A: DIY cold pack

Q: Is the dissolution of ammonium chloride in water an exothermic or endothermic process. O endothermic…

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Q: A0.148-g sample of an unknown was analyzed for its P content. The SOP which was used for this…

A: We have to calculate the gravimetric factor with five decimal places according to the question.

Q: H. NH NH 3-amino-propan-1-ol f. g. N-ethyl-N-methylcyclobutan amine h. N-cyclopentyl-N-methyl-anili…

A: There are different kind of nomenclature but we generally use 2 types of them-  1- common name 2-…

Q: How much heat is released when 75g of octane is burned completely if the enthalpy of combustion is…

A: Given data,Mass of octane=75gEnthalpy of combustion of octane=-5500kJ/mol