Q: what is the value of the hardness index for a 750 ml sample of water contains 0.020 g of Ca^+2 and…
A: Hardness in water is due to the presence of dissolved salts of calcium and magnesium. It is unfit…
Q: The solubility of an ionic solid in water is quantified by this expression: Ksp Kc Keq Ka…
A:
Q: The solubility of Ag₃PO₄ in water at 25 °C is 4.3 × 10⁻⁵ M. What is Ksp for Ag₃PO₄?
A: Given : Molar solubility of Ag3PO4 in water = 4.3 X 10-5 M
Q: a) Compare between equivalence point and endpoint. Distinguish which point comes first.
A:
Q: Q10. The solubility of methane in water at 20°C and 1.0 x 105 Pa pressure is 0.025 g L1. What is its…
A: From the Henry's law we get that , at the constant temperature , the solubility of given gas in…
Q: What is freezing point temperature of a 20% aqueous sucrose (C12H22O11) solution?
A: Given, 20% aqueous sucrose solution Mass of sucrose (C12H22O11) = 12×12+22×1+16×11144+22+176342…
Q: Use the following data to calculate the Ksp value for each solid. -3 a. The solubility of MgC204 is…
A: a) Given that: Solubility of MgC2O4 = 9.3×10-3mol/L Solubility product constant tells the…
Q: 4. What do you mean by eutectic point? Discuss eutectic point with help of suitable diagram? Discuss…
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Q: Which calcium solution is saturated? 6.0x10-5M CaCO3 (Ksp=4.5x10-9) 0.010 M Ca(OH)2…
A: Ionic product is the product of the concentration of the ions in the products side with raised to…
Q: solubilities for caffeine in water and methylene chloride, estimate the KD of caffeine. 17 g/100 mL…
A: The ratio of solubility of any substance in one solvent to the solubility in other solvent is…
Q: Define constitutive
A: Constitutive property is the one which depend on the constitution or structural arrangement of atoms…
Q: the equivalence point?
A:
Q: Consider these compounds: A. Pb(OH)2 B. PBF2 C. AgI D. FeCO3 Complete the following statements by…
A: Two questions based on solutions that are to be accomplished.
Q: Calculate the solubility of MgF2 (MW = 62.3 g/mol) in water at 25 °C if its Ksp is 7.4 x 10-11.?
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Q: s). Te supematant quid was iated with Calculate otal hardness (this includes the Mg2+) of the water…
A: Here we have to determine hardness of water.
Q: What is the solubility of Ag3PO4 in g/L if its Ksp is 1.8 x 10-18? (MM = 418.7 g/mol) 0.0097…
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Q: How does an end point differ from an equivalence point?
A: Equivalence point is defined as the point where the equivalence of titrant is equal to the…
Q: The Ksp for Ag3PO4 is 1.8 x 10-18 If the Ksp of Ag3PO4 changes to 3.2x10^16 at 40oC is the…
A: The value of solubility product for an ionic molecule shows its ability to dissociate into…
Q: Q1 :- what is the solubility (s) for Ag3PO4, if you know that Ksp for Ag3PO4 = 1.4 x 10-8 ?
A: Given the Ksp of Ag3PO4(s) = 1.4*10-8 Ag3PO4(s) when dissociated in water forms 3 Ag+(aq) and 1…
Q: Protein is least soluble in a solution with pH equal to its isoelectric point (IpH).
A: Proteins are made up of amino acids Amino acids may be negatively charged, positively charged or…
Q: -Are 'equivalence point’ and 'end point' the same? If yes, why? Otherwise, differentiate the two.
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: A reagent bottle contains 250 cm3 of 0,4 mol.dm–3 oxalic acid (C2O4H2) solution. Calculate the mass…
A: Initial concentration of oxalic acid = 0.4 mol/dm3
Q: Estimate the osmotic pressure associated with 24.5 g of an enzyme of molecular weight 4.21 x 10-6…
A: NOTE : molecular weight of enzyme can not be 4.21 x 10-6 g/mol There is a typing error and it will…
Q: Distinguish the terms end point and equivalence point.
A: Equivalence point comes before the end point. At equivalence point, the number of moles of titrant…
Q: What is the unit for the freezing point constant? Group of answer choices °C m °C/m M
A: 0C is a unit of temperature.
Q: HBR, O2, CH3OH all have comparable molecular masses. List the dominant type of IMF for the pure…
A: Intermolecular forces: There are forces that arise between the two atoms of a compound. There are…
Q: The addition of 10.00 g of a compound to 250 g of naphthalene lowered the freezing point of the…
A: Depression of freezing point: When a non-volatile solute is added to the solvent, the vapor pressure…
Q: Explain why 1-butanol and cyclohexanol are immiscible Explain why 2-methylpropanol and ethylene…
A: Solubility is describe as "LIKE DISSOLVE LIKE". Generally polar solute can be soluble in polar…
Q: What are emulsions? Name an emulsion in which water is a dispersed phase.
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Q: What is the solubility of MgCO₃ in water? (Ksp of MgCO₃ is 3.5 × 10⁻⁸
A: MgCO3⇒ magnesium carbonateThe solubility equilibrium isThus ksp = mg2+O32-
Q: The solubility of Mg(OH)2 is 8.34 x 10-4 g/100 ml at 25.0°C. Calculate the Ksp value. Mg(OH)2 ⇌ Mg2+…
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Q: An analyst wanted to separate an essential oil which is partially immiscible in water and a boiling…
A: When there is a difference between the boiling points of components present in the liquid mixture…
Q: What is the Tyndall effect?
A: Colloid solution is a mixture of compounds which consists particles of range of 1nm to 100 nm. These…
Q: What is the solubility of Cd3(POa)2 in water? (Ksp of Cd3(PO4)2 is 2.5 x 10-39)
A: The mathematical expression for solubility (s) or molar solubility of Cd3(PO4)2 is shown below.…
Q: Cuen Catcouim Chloride Solubility ŏ 0.459 / 100m2 of Solution Find the ksp of CaCl₂ ? til 9.9x10-5
A: The Ksp or solubility product constant is the equilibrium constant for the dissociation of a solid…
Q: Arrange these salts in order of increasing solubility at 50 degrees Celcius. AgCl: Ksp= 5.00000 x…
A:
Q: What is the molar fraction of glycine in an aqueous solution whose concentration is 0.140 molkg-1.…
A: Concentration = 0.140 molkg-1 Molar mass of water = 18.01g/mol
Q: Without doing any calculations, rank the following so that the most soluble is #1 and the least…
A: The solubility product constant (Ksp) describes the equilibrium between a solid and its constituent…
Q: Define the term ‘Tyndall effect’
A: The objective of the question is to define the term "Tyndall effect" which is a common effect…
Q: Based on solubility factor trends, select the situation in which sucrose, C12H22011 is the least…
A: Ionic and polar compounds dissolve in water readily due to like interactions. Sucrose is a non-polar…
Q: What is the solubility oh PbF2 in water? The Ksp for PbF2 is 2.7 x 10^-8
A:
Q: Calculate the freezing point depression of a solution containing 0.125 mol of NaCl dissolved in…
A: Given : Moles of NaCl = 0.125 mol. And mass of water = 0.250 Kg Since water is present in excess…
Q: The solubility of BaCO3 in water at 25C is 4.0x10^-5 mol/L. Calculate the value of Ksp for BaCO3 at…
A: Given data, Solubility of BaCO3 in water = 4.0 × 10-5 mol/L
Q: Explain the difference in the solubility of benzoic acid and sodium benzoate in water. Which of the…
A: Benzoic acid is nonpolar compound. Sodium Benzoate is salt. Water is polar solvent. CHCl3 is non…
Q: What is the solubility of MGCO3 in water? (Ksp of MGCO3 is 3.5 x 10 )
A:
Q: Ksp(CaF2) = 3.9 x 10-11. Assume that we add enough amount of CaF2 into the following 3 solutions so…
A: Solubility is defined as the maximum amount of solute that can be dissolved in water at the given…
Q: 8. CuCl has a larger Ksp compared to Cu2S. Does this mean that CuCI also has a larger molar www…
A: Whether the CuCl has a larger molar solubility than Cu2S, it is to be explained based on the…
Q: What is the equivalence point?
A: Titration is one of the most common method of qualitative analysis of substances given. It is done…
Define the term Equivalence point?
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- Define the term ‘Tyndall effect’Chemically equivalent or chemically non-equivalent?Solution 1 Solution 2 Solution 3 Solution 4 Solution 5 Concentration iron(III) nitrate 0.00200 0.00200 0.00200 0.00200 0.00200 [Fe(NO3)3] (M) Concentration potassium thiocyanate 0.00200 0.00200 0.00200 0.00200 0.00200 [KSCN] (M) Volume Fe(NO3)3 (mL) 5.00 5.00 5.00 5.00 5.00 Volume KSCN (mL) 5.00 4.00 3.00 2.00 1.00 Volume DI water (mL) 0.00 1.00 2.00 3.00 4.00 Initial concentration [Fe3+] (M) 0.00100 0.00100 0.00100 0.00100 0.00100 Initial concentration [SCN] (M) 0.00100 0.000800 0.000600 0.000400 0.000200 Absorbance 0.269 0.192 0.154 0.104 0.052 Equilibrium [FeSCN2+] (M) 0.000198 0.000141 0.000113 0.0000765 0.000038 Equilibrium constant Kc Average Kc
- What is the full meaning of:( V B T )In chemistryDetermine the values of Kc that correspond to the following values of Kp. 1.) SO2CI2(g)—›‹—SO2(g)+CI2(g) Kp=2.9×10^-2 at 303K 2.) 2 NO2(g)—›‹— 2 NO(g)+O2(g) Kp=0.275 at 700k 3.) CO(g)+CI2(g)—›‹—COCI2(g) Kp=22.5Q1:- what is the solubility (s) for Ag3PO4, if you know that Ksp for Ag3PO4 = 1.4 x 10-8 ? Q2:- what is the Ksp for Ca3(PO4)2, if you know the solubility(s) for this compound equal 1.3 x 10-6 ?
- Q1) In the paper chromatography experiment, calculate the relative mobility for the two colors if the distance traveled by the solvent (water) was 9.5 cm, the distance traveled by the blue color was 5 cm, and 7 cm for the purple color? Which color is considered more soluble in water? Q2) In the thin layer chromatography experiment, calculate the relative mobility for the two dyes if the distance traveled by the solvent (ethanol) was 3 cm, the distance traveled by the purple dye was 2.5 cm, and 1.5 cm for the red dye? Which dye is considered less soluble in ethanol?Which of the following refers to a composition in which its components cannot be separated by distillation? Ideal Azeotropic Eutectic Partially Miscible Binary mixtureMaterials Needed solid I2 solid CUSO4-5H20 food dye solid (NH4)2SO4 heavy metals waste container halogenated waste container non-halogenated waste container semi-micro test tubes and rack regular test tubes and rack squash pipettes acetone cyclohexane propan-2-ol Method Part A: Solubility of ionic and molecular solids 1. Place a small amount (about the size of 1 grain of rice, see picture) of copper sulfate into each of three DRY semi-micro test tubes. Add 20 drops of water to the first test tube and gently flick the test tube with your finger to ensure mixing. 2. Repeat step 1 using acetone in place of water as the solvent in the second test tube. 3. Repeat step 2 replacing acetone with cyclohexane in the third test tube. Hold the test tubes against a white background to compare the solubility of copper sulfate in the three solvents and record your results. Discard these mixtures into the heavy metals waste container in the fume cupboard. Once these test tubes have been emptied you…
- 3. It was found out that 2.0 kg of sucrose can dissolve per liter of water at 25°C. How many tablespoons of water is needed to dissolve 54 g of sucrose? 54 g of sueroce 1L water 1000 mL water 1し water 1 kg sucrose wat er 1000 Suerose 14-79mbuaterExplain how you could separate an equimolar mixture of Compound X, Y and Z. (a flow chart). NH2 画 HO. Compound X Compound Y Compound ZWhat is the Tyndall effect?