Q:-(a) How many grams of K2SO4 are contained in 50 ml of o.200 M,(b)How many millimoles of K2SO4 are present?(home work).

Q: A 40.0 mL sample of 0.25 M KOH is added to 60.0 mL of 0.15 M Ba(OH)2. What is the molar…

A: From KOH , The balanced chemical equation involved = KOH ⇔ K+1 + OH-1Given in the question Molarity…

Q: Part A You mix a 150.0-mL sample of a solution that is 0.0111 Min NICI, with a 200.0-mL sample of a…

A:

Q: A 5.00 mL aliquot of wine vinegar was diluted and titrated with 0.1104 M NaOH, requiring 32.88 mL to…

A: CH3COOH(aq)  + NaOH(aq)  ---> CH3COONa(aq)  + H2O(l)

Q: Citric acid is con-centrated in citrus fruits andplays a central metabolic role innearly every…

A: a) Citric acid structure is illustrated as follows:

Q: (d) 144. g of M9SO4 · 7 H2O in 4.71 L of solution . M M9SO4

A: The most familiar unit involved in concentration depiction of solution is molarity (moles/volume).…

Q: Addition of barium chloride to a 0.2711-g sample containing sulfate yields 1.1682 g precipitate.…

A: Mass of precipitate i.e BaSO4 = 1.1682 g 1 mole BaSO4 have mass 233.38 g BaSO4 1 mole BaSO4 have 32…

Q: What volume in milliliters of 0.0150 M Ba(OH)2 is required to neutralize 55.0 mL of 0.0500 M HCI?

A: It is a type of acid-base reaction in which Ba(OH)2 (barium hydroxide) base reacts with HCl…

Q: Given the balancedequation: HBr(aq) + NaOH(aq) NaBr(aq) + H2O) and remembering that Molarity =…

A: This is an acid base reaction between HBr and NaOH. HBr(aq) +    NaOH(aq)    → NaBr (aq)   +  H2O(l)

Q: Determine the number of moles of citric acid per 240 mL of the vegtable juice.

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Q: .500 M sucrose solution (table sugar, C12H22011) containing 0.177 mol of n the provided box. Would…

A: Molarity of a solution is defined as moles of solute divided by volume of solution in litres. M =…

Q: (Ksp) The soubility of calcium phosphate, CA3(PO4)2, IS 7.1 x 10-7 mole liters ndar What are the…

A: The solubility of calcium phosphate (Ca3(PO4)2 ) = 7.1 × 10-7 moles/litre.  Molar concentration of…

Q: 1) The fizz produced when an Alka-Seltzer tablet is dissolved in water is due to the reaction…

A: The answer to both the Questions are given as -

Q: How many grams (g) of CaSO4 is formed when 10 mL of 0.010 M Na2SO4 is added to 900 mL of 0.001 M…

A: Given, Chemical reaction between 10 mL of 0.010 M Na2SO4 and 900 mL of 0.001 M CaCl2. How many grams…

Q: Exactly 0.32540 g of pure Na2CO3 was dissolved in 100.0 mL of 0.0853 M HCl, determine the a) mass of…

A: Weight of Na2CO3 = 0.32540 gm Volume of HCl = 100.0 ml = 0.1 L ( 1 L = 1000ml) Molarity of HCl=…

Q: How many mL of K2SO3 solution are needed to get 1.87 g from a 0.564 M K2SO3 solution?

A: Given :-  Mass of K2SO3 = 1.87 g  Molarity of K2SO3 solution = 0.564 M  To calculate :-  Volume of…

Q: What is the cancentration of 0.853 meles of scictitom chiaide CreeID in 1,50 liter of water?

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Q: mass of lactic acid is

A:

Q: 6) Calculate the molar concentration (Molarity) of a solution contains 1 ppm of lead (Pb), M.wt…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: of ) NACN 2) H,0 b) Nall H;SO,

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Over time, as their free fatty acid (FFA) content increases,edible fats and oils become rancid. To…

A: Rancidity: Rancidity is a general phenomenon where, fat and oil of food or other eatable item get…

Q: How many liters of H2 are created from the reaction of 20.0g K?

A:

Q: What quantity in moles of C₂H₅OH are there in 81.5 mL of 0.250 M C₂H₅OH?

A:

Q: If 7.5 g of sodium nitrate, NaNO, is dissolved in 85ml of H20 (density of H2O = 1.0g/ml), calculate…

A:

Q: eh Q5. The phenolphethaline indicator is . used in Precipitation reactions Complex reactions…

A: coloured reaction

Q: A solution of 50.0 mL of 0.20 M H2SO4 is titrated with 1.0 M of LIOH. H₂SO4 + 2LIOH → Li₂SO4 + 2H₂O…

A: Given the molarity of LiOH taken = 1.0 M or 1.0 mol/L Volume of 0.20 M H2SO4 taken for titration =…

Q: Q.1 :What is the molar concentration of CI in a solution prepared by mixing 25.0 mL of 0.025 M NaCl…

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Q: A 10.00-ml. solution containing cr was treated with excess AgNO to precipitate 0.4368 g AgCl. What…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: 50.0mL of 0.180 M sodium hydroxide solution is added to 50mL of .200 M lactic acid solution. The…

A: NOTE : The formula of Lactic acid given in question is incorrect. it will be CH3CH(OH)COOH

Q: a) b) c) d) e) of شمه Joh ОН 1). 2) H3O MgBr 1) LIAIḤ4 2) H3O H₂CRO4 SOCI₂ H₂O, H2SO4

A: The given reaction involves the addition reaction of the nucleophile to the electrophilic site of…

Q: What mass of Na)CO; is present in 0.650 L of a 0.230 M Na7CO; solution? 1S

A: Solution stoichiometry is mainly based on the calculation of moles and volumes. These two values are…

Q: Aqueo us sulfurous acid (H2S03) was made by dissolving 0.200 L of sulfur dioxide gas at 19°C and 745…

A:

Q: b) 3.50 g of NaCl in 42.6 mL of 0.540 M CaCl2 solution Na+  M Ca2+  M Cl -  M

A:

Q: ou need to make 344 mL of a 544 mM solution of a compound with FW 454.76. How many grams of the…

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Q: A 35.0 mL volume of ammonia (NH3) household cleaner needs 53.75 mL of 0.300 M HNO3 to completely…

A:

Q: What quantity in moles of C₂H₅OH are there in 77.2 mL of 0.250 M C₂H₅OH?

A: Given: Concentration of C2H5OH = 0.250 M And volume of solution = 77.2 mL = 0.0772 L…

Q: 52. Express each of the following concentra- tions as a ratio strength: (a) 2 mg of active…

A: We know , 1 mg = 1× 10-3 g

Q: 5. What is the concentration of calcium ions in 350. mL of an aqueous solution containing 7.50 g…

A: We have to calculate the concentration of Ca+2 ions .

Q: What will the molarity be of the resulting solutions made by mixing the following? Assume that…

A: The following are the conditions of the solutions and the objective is to find the resulting…

Q: How many grams of Ca(OH)2 are contained in 1500 mL of 0.0250 M Ca(OH)2 solution? (molecular weight…

A: Molarity (M):-  The number of moles of solute dissolved in one litre of solution is defined as…

Q: (Ksp) The soubility of calcium phosphate, CA3(PO4)2, IS 7.1 x 10-7 mole liters ndar What are the…

A:

Q: Foreattt part of iTIS qtestfoni; tonsider FOHOWIHg Btetat: You need to make a stock solution of Ca(…

A:

Q: HINO+AÏF

A:

Q: A student wants to prepare a solution of chromium(II) chloride with a known molarity. How many grams…

A: