It is desired to prepare 900mL of 0.125 normal Ca(OH)2 for use in the reaction:  2HCl + Ca(OH)2 = CaCl2 + 2H2O How many grams of Ca(OH)2 are needed? ________g

Q: A 0.3000 g sample of impure Na2CO3 requires 36.31 mL of a 0.1075 M HClO4 solution to reach the end…

A: Molarity of HClO4 = 0.1075 M  Volume of HClO4 = 36.31 mL = 0.03631 L Mass of sample = 0.3000 g  We…

Q: [References) What volume of 0.150 M HNO (nitric acid) reacts with 57.0 mL of 0.110 M Na CO3 (sodium…

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Q: In a titration of Vinegar, the average volume of 0.1 M NaOH used after three titrations is 4.26 mL.…

A: The balanced equation is HC2H3O2+NaOH→HC2H3O2+H2O Molarity of NaOH= 0.1M Volume of NaOH used=4.26mL…

Q: What volume of 0.35 M Ca(NO3)2 is required to completely react with 50.0 mL of 0.75 M K2SO4?…

A: Calcium nitrate reacts with potassium sulfate to form calcium sulfate and potassium nitrate. The…

Q: A student is performing a titration experiment to determine the concentration of a Nitric Acid…

A: We have to calculate the concentration of nitric acid in the sample.

Q: What volume of 0.305 M AgNO3 is required to react exactly with 155.0 mL of 0.274 M Na2SO4 solution?…

A: The balanced chemical reaction between the silver nitrate and sodium sulphate is shown below.

Q: A lab technician adds 0.15 mol of KOH to 1.00 L of 0.010 M Ca(NO3)2. Ksp=6.5×106 for Ca(OH)2. Which…

A: If the reaction quotient (Q) is less than the solubility product (Ksp), the solution is unsaturated…

Q: Calculate the following when 0.250 L of 0.213 M AgNO3 solution is mixed with 0.350 L of 0.300 M…

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Q: An 80.0-mL sample of concentrated sulfuric acid, H2SO4, is diluted to 1.5 L; a 25-mL sample of the…

A: The ratio of moles of moles to the volume of solution in liters is known as molarity.

Q: A 50.0 ml solution contains only Na2SO4 (MW 142.04 g/mole).  If 40.0 ml of 0.25 M BaCl2 is needed to…

A: To calculate the number of reactants required for product formation, we must have a balanced…

Q: f 28.0 g of NaOH is added to 0.550 L of 1.00 M Ni(NO3)2, how many grams of Ni(OH)2 will be formed in…

A: we will have to obtain relation between the mole of reactant to mole of product to find the mass of…

Q: 2. Use the following information (and the provided solubility chart) to answer the below questions.…

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Q: The company gave Phereseadula, who is an analyst, 5.00 L of H3PO4 and he was required to calculate…

A: Solution: Here H3PO4 is triprotic acid which is titrated again monobasic NaOH. So the titration…

Q: A sample of 7.0 mL of concentrated sulfuric acid, H2SO4 is used to make 250. mL of a 0.50 M sulfuric…

A: Given :- initial volume of solution = 7.0 mL  Final concentration of solution = 0.50 M Final volume…

Q: SOLUTION CONCENTRATION FUNDAMENTAL QUIZ (V4) This quiz will be scored on a pass/fail basis. Show all…

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Q: Calculate the volume of 2.17 M Nal that would be needed to precipitate all of the Hg ^+2 ion from…

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Q: What mass of Fe(OH)3 (MW = 106.87 g/mol) will be obtained when 100. mL of 0.240 M FeCl3 (MW = 162.2…

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Q: A 0.4512g sample of primary standard grade Na2CO3 required 36.44mL of an H2SO4 solution to reach the…

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Q: 23.0 g of NaOH is added to 0.600 L of 1.00 M Mn(NO₃)₂, how many grams of Mn(OH)₂ will be formed in…

A: 1- Moles of NaOH = ( mass / molar mass)  Moles of NaOH = ( 23.0g / 40gmol-1 )  Moles of NaOH = 0.575…

Q: Calculate the weight of pure sodium carbonate that is necessary to prepare 2.806  L of 0.223  N…

A: We need to find molarity of the solution . We assume molar mass of sodium-carbonate in 106 g/mol,…

Q: What volume of 0.10 moldm-3 sulphuric acid would be required to neutralise a mixture of 1.06 g of…

A: Recall the given reactions,H2SO4  +  2 NaOH  →  Na2SO4  +  2 H2OH2SO4  +  Na2CO3  →  Na2SO4  +…

Q: 6. A student does not remove the air bubble from the tip of the burette before standardizing the…

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Q: Pb(NO3)2+2NaCl->PbCl2+2NaNO3 what mass of solid product is produced when 15mL of a 0.25M Pb(NO3)2 is…

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Q: A volume of 0.010 L of a 0.0255 M solution of Pb(NO3)2 was added to a 200.0 L solution of excess…

A: * Moles of Pb(NO3)2  = Molarity of Pb(NO3)2 × volume of solution = 0.0255 (mol/L) × 0.010 L = 2.55 ×…

Q: When 2.270 mol KOH is added to 1.00 L of 0.50 M Al(NO3)3 . After the aluminum nitrate has reacted…

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Q: Which of the following solids will provide the greatest concentration of CI "ions if one mole of…

A: Higher the value of the Ksp, higher will be the solubility of solids. Ksp is not defined for strong…

Q: If 28.0 g of NaOH is added to 0.550 L of 1.00 M Ni(NO₃)₂, how many grams of Ni(OH)₂ will be formed…

A: In the reaction ; 2 NaOH(aq) + Ni(NO₃)₂(aq) → Ni(OH)₂ (s) + 2 NaNO₃ (aq) So, we can conclude that 2…

Q: The Inner Harbor is monitored for heavy metal contaminants. One of these is Pb<* because of its…

A: In order to calculate the concentration of Pb2+ in ppm, we need to know first the mass of Pb2+ ions…

Q: What is the mass in grams of KBr in 0.400 Lof a 0.350 M solution? 0.400 0.350 STARTING AMOUNT 0.400…

A: Given:   The volume of solution is 0.400 L. The molarity of KBr solution is 0.350 M.

Q: According to the reaction below: if 35.48 mL of H2SO4 with an unknown concentration were titrated…

A: Given neutralisation reaction; H2SO4 +2KOH  → 2H2O + K2SO4 Volume of H2SO4 solution titrated against…

Q: A student is performing a titration experiment to determine the concentration of a Nitric Acid…

A: First we would write a reaction between KOH and HNO3 .  The reaction between KOH and HNO3 is given…

Q: When 2.24 mol KOH is added to 1.00 L of 0.50 M Al(NO3)3. After the aluminum nitrate has reacted with…

A: The limiting reagent in a chemical reaction is a reactant that is totally consumed when the chemical…

Q: What mass of precipitate is produced when 130.0 mL of 0.150 M Cu(NO3)2 is mixed with 150.0 mL of…

A: Precipitation reaction is a double displacement reaction in which two soluble salts reacts with each…

Q: 4. A 0.5501-g sample of primary-standard-grade Na2CO3 required 35.87 mL of H2SO4 solution to reach…

A: Given,  Mass of Na2CO3 = 0.5501 g  Volume of H2SO4 used = 35.87 mL  Reaction is :  CO32- + 2H+…

Q: CuSO4(NH3)3(H2O)2.1a If you started with 6.0 g of CuSO4•5H2O and 10.0 mL of 15 M NH3, how many moles…

A: Since we are entitled to answer up to 3 sub-parts, we’ll answer the first 3 as you have not…

Q: 5.00 mL of 2.32 M Fe(NO3)3 is combined with 1.00 mL of 0.50 M HClO4 and 4.00 mL of 2.00 × 10–2 M…

A: The reaction between Fe(NO3)3, HClO4, and KSCN is shown below.…

Q: AgNO3+NaBr-----&gt;AgBr+NaNO3 How many moles of AgBr can be formed if 225mL of 0.125M AgNO3 is added…

A: Here, the reaction is already given in balanced form as: Since, NaBr is in excess so, the limiting…

Q: When 200.0 mL of a solution containing 0.4522 g of AgNO3 is mixed with 100.0 mL of a solution…

A: Mass of AgNO3 = 0.4522 g  Volume = 200 mL  Mass of K2CrO4 = 0.1668 g  Volume = 100 mL  Precipitates…

Q: n student worker in the Cal Poly chemistry stockroom is asked to determine the concentration of an…

A: An acid-base reaction's equivalence point is the the stage where the acid and base concentrations…

Q: to 70 ml of 0.2M Pb solution (NO3) 2 add 30 ml of 0.7 M KIO3 solution. a) Write the equation of the…

A: Solubility product   It is the product of concentration term of ions dissociated from the sparingly…

Q: 9) How many grams of AlCl3 (s) Should be dissolved, to prepare 1 liter of a solution in which the…

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Q: A) You have a stock solution of 14.8 M NH3. If you take a 10.0 mL portion of the stock solution and…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: ow many grams of el * (ll) phosphate (Ni 3 /PO 4 ) 2 366.02 g/mol) will precipitate if excess sodium…

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Q: In the reaction: 2NaOH(aq) + H2SO4(aq) → 2H2O(l) + Na2SO4(aq), what volume of 0.25 M NaOH would be…

A: Sodium hydroxide reacts with sulfuric acid to form sodium sulfate and water. The equation for the…

Q: determine the mass of CuS formed when 100.mL of 0.100M H2S and 50.0ml of 0.150M Cu(C2H3O2)2 are…

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Q: calculate weight of AgCl when added excess of AgNOs to 0.75g of BaCl2 if M.wt AgCl=143.3 and M.wt…

A: Given that: mass of BaCl2 = 0.75 g M.wt of AgCl = 143.3 g/mol M.wt of BaCl2 = 208.3 g/mol

Q: If 31.0 g of NaOH is added to 0.550 L of 1.00 M Ni(NO₃)₂, how many grams of Ni(OH)₂ will be formed…

A: The balanced reaction given is  2 NaOH(aq) + Ni(NO₃)₂(aq) → Ni(OH)₂ (s) + 2 NaNO₃ (aq) Given : Mass…

Q: You are going to do a precipitate reaction to determine the % purity of the CaBr2 in a very old and…

A: Reaction taking place is: 3CaBr2 + 2Na3PO4 →6NaBr + Ca3(PO4)2 In general 3 moles of CaBr2 reacts…

Q: Prepare 50.00 mL of 0.15 M CH2(COOH)2 and 0.020 M MNSO4 The molecular mass of malonic acid: 104.06…

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Q: A student is performing a titration experiment to determine the concentration of a Nitric Acid…

A: First we would write a reaction between KOH and HNO3 .  Then we would use formula : Ma × Va = Mb ×…