Calculate the normality of 0.2M Na2CO3 (M.wt = 106).

Q: 11. Calculate the normality of a potassium dichromate solution prepared by placing 9.67 grams of…

A: In this question, we will determine the normality of K2Cr2O7 from the given mass of potassium…

Q: 1. What is the gravimetric factor of SO3 in BaSO4? NOTE: Present complete solution and also the…

A: Answer:- This question is answered by using the simple concept of calculation of gravimetric factor…

Q: Describe how you would make 10mls of a solution with concentration: 10MM Glucose (MW=180.16g/mole)…

A:

Q: A solution is prepared by dissolving 40.00 g of MgCl2 (f.w. = 95.211 g mol–1), a non-volatile…

A: Given,  Mass of non-volatile solute, MgCl2 = 40.00 g  Molar mass of MgCl2 = 95.211 g/mole  Volume of…

Q: molar and normal concentration

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

Q: The freezing point depression of a solution of 5g of solute X in 200 g of solvent Y was found to be…

A: Colligative properties: The colligative properties are those properties of solutions that depend on…

Q: DESCRIBE THE PREPARATION OF 1.0L OF NaOH SOLUTION THAT HAS A NORMALITY OF 0.25N AND (MW NaOH =…

A: The preparation of 1 L of 0.25 N NaOH solution has to be given,

Q: A solution is prepared by dissolving 40.00 g of MgCl2 (f.w. = 95.211 g mol–1), a non-volatile…

A: Given: Mass of MgCl2 = 40.00 g  Volume of solution = 2 L And temperature = 25 oC

Q: A solution contains 5% w/v Al2(SO4)3.14H20 (MW = 600). Assuming there is complete ionization,…

A:

Q: Calulated the Normality of NaoH/ of Solution /16g/400ml /Na=23/o=16/H=1

A: Given : mass of NaOH(solute) = 16 g  Volume of solution = 400 ml  To calculate :- Normality of…

Q: Calculate the formal concentration in molarity of a sodium acetate solution prepared by diluting…

A: Using equation of dilution we can find final concentration of solution.

Q: the molarity of cl- in an aquoues solution which was %w/v 5.85% naCl , 11.1% cacl2 and 5.35% nh4cl…

A: Given,  %w/v of NaCl = 5.85%  %w/v of CaCl2 = 11.1% %w/v of NH4Cl = 5.35% What is the molarity of…

Q: What will be the molality of a 467mL of  0.48 M Ba(NO3)2 (MW= 261.34 g/mol) solution if the density…

A:

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.?

A:

Q: 3. A 15,0L of kCi has a concentration of 0.894 M. Determine the ff- a. Mass fraction (Puct + 1.91)…

A: Given,  Molarity of KCl = 0.894 M  Volume in L = 15.0 L  Determine the following : a). Mass fraction…

Q: The salt content was extracted from a 12.0000 g junk food sample. The extract was diluted to 100.00…

A: Given that -  Mass of junk food sample = 12.0000 g  Volume of diluted extract = 100.00 mL  Volume of…

Q: What will be the new vapor pressure of the water  in a 250 mL  solution of 5 grams CaSO4 (MW= 136.14…

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Q: Calculate the molarity of K2Cr2O7  when 1.4880g of .02M K2Cr2O7  was diluted to 250mL

A:

Q: 9. How you would prepare a 1:25 dilution (v/v) of the solution prepared above?

A:

Q: A sample of sodium carbonate; Na,CO3 (MW=105.9 g/mole) weighing O.3125 g was dissolved in 40.0ml…

A: Given, The molar mass of Na2CO3 = 105.9 g/mol Mass of Na2CO3 = 0.3125 g Volume of Na2CO3 solution =…

Q: A solution of 75 mM tartaric acid (CaH,O6) in water is used as a standard in HPLC analysis. How many…

A: We know that 1 molar solution stands for 1 mole solute is dissolved in 1 litre solution.  Now, we…

Q: 8ml has been withdrawn from 140 ppm stock solution and completed to 50 ml, what's the concentration…

A: C1V1=C2V2 is used to calculate an unknown quantity wheretwo solutions/mixtures are proportionalC1V1…

Q: The distribution coefficient of hydrogen sulfide between benzene and water at 25 degrees Celsius is…

A: The solution of the question is given below:

Q: 2. Why is there a difference in the conductivity of pure solid NaCl and of the 1.0 M NaCl solution?

A: Interpretation: The reason behind the conductivity of pure solid NaCl and of the 1.0 M NaCl solution…

Q: Solubility ig solute/100g H,O) D0 g of water at 3C umerical answer to 110 100 NH, 90 70 60 40 30 20…

A: Solubility is the ability of a  chemical substance  to dissolve in solvent  and form a solution. The…

Q: What    is    the    molar    concentration    of    NaOH in    a    20%    (w/v)    NaOH…

A: Solution- The molecular weight of NaOH = 40.00 g/mol. We have to calculate the molar concentration…

Q: stock solution was prepared by disse stock solution of caffeine and dilut ight of Caffeine = 194.2…

A:

Q: Calculate the molarity of phosphoric acid that contains 85%(W/W) by mass of aqueous solution of…

A:

Q: 5. What is the approximate molarity, molality and normality of a 13% w/w solution of H2SO4…

A: Given: percentage solution of sulfuric acid=13% Density of the solution=1.090g/ml The 13% solution…

Q: 1. What mass of solid Lanthanum (III) oxalate nonahydrate { La2 ( C204 )3 9 H20} can be obtained…

A:

Q: -4 g The solubility of Zn(OH), in water at 25 °C is measured to be 4.2 x 10 Use this information to…

A: Given Compound = Zn(OH)2 Solubility of Zn(OH)2 = X = 4.2 * 10-4  gLKsp (Zn(OH)2) = to be determined

Q: calculate The 6H cancentratian of a 6H-cancentratian wom solution wiith concentratian of li44 x10:3…

A: H+ concentration of the solution is 1.44*10-3 M.

Q: A standard solution of NaOH as prepared by dissolving 4g of the solute in 250cm3. A) determine the…

A:

Q: The vapor pressure of 2-propanol (60.096 g/mol) is 50.00 kPa at 338.8 °C, but it fell to 49.62 kPa…

A:

Q: 0.350 M

A: Volume of acid ( HCl ) = 100.0mL  Volume of base ( C5H5N ) = 75.0mL

Q: 5-A solution of common salt in water is prepared by adding 30 g of salt ( CaCl2 ) to 100 g of water,…

A: Given: Mass of salt = 30 g Mass of water = 100 g Atomic mass of Ca = 40 g/mol Atomic mass of Cl =…

Q: Calculate the average partial molar volume (in cm³/mol) of MgSO4 in the interval [0.1, 0.2] mol of…

A:

Q: molar concentration

A:

Q: Calculate the freezing point depression caused in a 5.9 m solution with a Kb 1.86℃/ m and a…

A: The depression in freezing point is given by  depression in freezing point = i X Kf X m  where i =…

Q: a-) What is the concentration of 250 mL of solution containing 0.125 grams of iron in ppm?   b-)…

A: Required Conc=0.3 M              volume=200 ml So , moles=200 x 0.3                  =60 milli…

Q: 2. Describe the Preparation of 750ml of 6.00 M H,PO, from the commercial reagent that is 85% H,PO,…

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Q: b) Find the composition of the resulting solution in (a) in wt%, vol%, ppm. (Atomic masses: S=32,…

A:

Q: Assuming the Debye Huckel Limiting Law applies, At 25°C, estimate the mean activity coeficient, of…

A:

Q: What weight is needed to prepare solution of 0.15 N from Na2CO3 in 300 ml of distilled water. Na =…

A: The equivalent weight for the sodium carbonate, Na2CO3, is 53 g/eq.

Q: Calculate the formal concentration in molarity of a sodium acetate solution prepared by diluting…

A:

Q: What is Molarity of a 10.00% (v/v) acetic acid ? Density of pure acetic acid is 1.05 g/mL.

A: Given: