Q: 1. A 4.00 mL sample of vinegar (active ingredient, acetic acid) was titrated with 0.1250M NAOH…
A: The given volume of acetic acid is 4.0 mL.The given molarity and volume of NaOH is 0.1250 M and…
Q: what quantity in moles of precipitate will be formed when 268.5 mL of 0.200 M NaBr is reacted with…
A: No. Of moles= molarity×volume Here precipitate is PbBr2 because this is in solid phase ( solid phase…
Q: If 0.664 g of an acid was required to neutralize 10.0 mL of 0.800 M NaOH, calculate the Molar Mass…
A: Given: Mass of acid = 0.664 g Volume of NaOH = 10.0 mL Molarity of NaOH = 0.800 M Acid reacts with…
Q: Consider the following chemical reaction: HBr(aq) + NaOH(aq) → H2O(l) + NaBr(aq) 25.00 mL of an…
A: Given that, Volume of HBr = 25.00 mL Volume of NaOH = 28.45 mL Molarity of NaOH = 0.1500 M The given…
Q: In the following acid-base neutralization, 1.68 g of the solid acid HC6H5O (94.12 g/mol) neutralized…
A: Moles of acid = mass / molar mass = 1.68 / 94.12 = 0.01785 approx Since from the reaction, 1 mole of…
Q: I. Consider the reaction 3NAOH(aq) + 3FECI3 → NaCI (aq) + 3Fe(OH)3 (s) volls a. What mass of…
A: Given :: Molarity of NaOH = 0.250 M, V= 250ml=0.250 L mass of Fe(OH)3 = ?
Q: In the following acid-base neutralization, 1.68 g of the solid acid HC6H5O (94.12 g/mol) neutralized…
A:
Q: How many grams of sodium hydroxide, NaOH, are needed to neutralize 46.33 mL of a 8.50M sulfuric…
A: We have Molarity of of sulphuric acid as 8.5 M , volume used as 46.33 mL. We also know the balanced…
Q: () Using a graduated cylinder, measure out 10.0 mL of the prepared 0.150 M sodium carbonate (Na2CO3)…
A:
Q: What is the concentration of NaCl in a solution if titration of 15.00 mL of the solution with 0.2503…
A: Given: Volume of NaCl V1= 15.00mL Volume of AgNO3 V2=20.22mL Molarity of AgNO3 M2= 0.2503M To find:…
Q: When aqueous solutions of nitric acid and barium hydroxide are mixed, the following reaction occurs:…
A: The balanced reaction taking place is given as, => 2 HNO3 + Ba(OH)2 -----> Ba(NO3)2 + 2 H2O…
Q: A 98.0 mL solution of 0.100 M of AgNO, reacts with 175.0 mL solution of 0.251 M of NaCl to produce…
A: Given :- AgNO3(aq) + NaCl(aq) → AgCl(s) + NaNO3(aq) Molarity of AgNO3 = 0.100 M Volume of AgNO3…
Q: What mass of precipitate (in g) is formed when 87.2 mL of 0.500 M FeCla reacts with excess AGNO3 in…
A:
Q: What quantity in moles of precipitate will be formed when 77.1 mL of 0.150 M AgNO3 is reacted with…
A:
Q: 2) Hydrogen peroxide (H2O2) reacts with the permanganate ion (MnO4) in acidic solution according to…
A: a.
Q: What volume (in mL) of a 0.150 HNO3 solution is required to completely react with 35.7 mL of a 0.108…
A: Given: Molarity of HNO3 = 0.15 M Molarity of Na2CO3= 0.108 M The volume of Na2CO3= 35.7 ml
Q: In 2014, a major chemical leak at a facility in West Virginiareleased 7500 gallons of MCHM…
A: Molarity is the concentration unit , which is defined as moles of solute dissolved in litre of the…
Q: Sulfamic acid, SO,NH, (molar mass 97.1 g/mol), is a strong acid that can be used to standardize a…
A: Given :- HSO3NH2(aq) + KOH(aq) → KSO3NH2(aq) + H2O (l) Amount of HSO3NH2 = 0.179 g Volume of KOH…
Q: A precipitation reaction occurs when 655 mL of 0.639 M Pb(NO2), reacts with 313 mL of 0.855 M KI, as…
A: The given volume and molarity of Pb(NO3)2 is 655 mL and 0.639 M.The given volume and molarity of KI…
Q: the following acid-base neutralization, 1.68 g of the solid acid HC6H5O (94.12 g/mol) neutralized…
A: Moles of acid = mass / molar mass = 1.68 / 94.12 = 0.01785 approx Since from the reaction, 1 mole of…
Q: When 80.5 mL of 0.642 M Ba(NO3)2 are mixed with 44.5 mL of 0.743 M KOH, a precipitate of Ba(OH)2…
A: Molarity: Molarity is defined as the number of moles of solute per litre of solution. It is given…
Q: mass of 0.284 g. The limiting reactant in the salt mixture was later determined to be CaCl2·2H2O.…
A: since you have posted a question with multiple subparts we are entitiled to answer only first 3…
Q: A car battery is a lead-acid battery. The reaction that occurs when the battery is recharging is a…
A: • The given unbalanced chemical equation is, PbSO4(g) + H2O(l) → PbO2(s) +…
Q: How many grams of AgCI will be formed when 60 ml. of 0.500 MAGNO, is completely reacted according to…
A: Given: Volume of AgNO3= 60 mL = 60×10-3 L Concentration of AgNO3 = 0.500 M Molar mass of AgCl =…
Q: he endpoint with 190. ml of 0.4000 Mhydrogen chloride (HCI) solution. balanced chemical equation for…
A: Given reaction is an acid-base reaction in which HCL acid and carbonate is a base because acid gives…
Q: Consider the combustion of methane, CH4. CH4 (g) + 202 (g) C02 (g) + 2H20(g) Suppose 8.00 g of CH4…
A: Given: Molarity of H2SO4 is 4.00 M Weight of CuO is 1.60 g
Q: What is the mass of precipitate produced by the reaction of 0.10 mol/L sodium hydroxide solution…
A: Reaction between CoCl2.6H2O and NaOH CoCl2.6H2O + 2NaOH ----------> Co(OH)2↓+ 2NaCl + 6H2O 1 mole…
Q: Consider the following reaction: Ca(NO3)2 (aq) + K2CO3 (aq)--> CaCO3 (s) + 2KNO3 (aq) If 500. mL of…
A:
Q: A car battery is a lead-acid battery. The reaction that occurs when the battery is recharging is a…
A:
Q: A student forgets to weigh a mix ture Of sodium bromide dihydrate and magnesium bromide hexahydrate.…
A: Given data, Mass of H2O looses on heating =252.1 mg Moles of AgBr formed = 6.00×10-3 mol
Q: a 45 mL of 0.16 M CsOH solution was reacted with 65 mL of 0.0750M H2SO4 solution. -write the…
A: The balanced molecular equation for a reaction between CsOH and H2SO4 is follow…
Q: 5. The dichromate ion, Cr2O72- reacts with methanol, CH3OH in acidic solution according to the…
A: Final volume = 200 x 3 = 600 mL [Cr2O72-] = 200 x 1 / 600 = 0.33 M [CH3OH] = 200 x 1.875 / 600 =…
Q: In 2014, a major chemical leak at a facility in West Virginiareleased 7500 gallons of MCHM…
A: a. The volume of water in the first part of the Elk River is calculated as,
Q: How many moles of precipitate will be formed when 147.0 mL of 0.200 M NaBr is reacted with excess…
A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…
Q: The balanced equation for the neutralization reaction of aqueous H2SO4 with aqueous KOH is shown.…
A:
Q: Oxalic acid dihydrate is a solid, diprotic acid that can be used in the laboratory as a primary…
A: Given : Mass of H2C2O4.2H2O titrated = 0.210 g And volume of sodium hydroxide i.e NaOH used = 27.3…
Q: To be able to produce a small amount of CO2 in the laboratory, 35 mL of 0.11 M Na2C2O4 and 20 mL of…
A:
Q: A 0.2220 grams of pure Na2CO3 was dissolved in 100 ml of 0.175 M HCI according to the equation…
A:
Q: A 0.879 g sample of a CaCl2·2H2O/K2C2O4·H2O solid salt mixture is dissolved in ~100mL of deionized…
A: Given:Mass of CaCl2.2H2O +mass of K2C2O4·H2O = 0.879 g.Mass of CaC2O4 = 0.284 g.Volume of water =…
Q: A cup of coffee may contain 300. mg of caffeine (C 8H10N4O2).Calculate the molarity (M) of caffeine…
A: Molar Mass of caffeine (C 8H10N4O2) =194 g Mass of caffeine given =300 mg= 0.3 g Mole = Mass Given/…
Q: An aqueous solution of NaF and an aqueous solution of PbCl2 react. Predict what solid will form and…
A: The precipitate is a solid compound that does not dissolve in water.
Q: Sodium carbonate is a reagent that may be used to standardize acids in the same way. In such…
A:
Q: Feco, is) • 2 HCE (aq) - FeCt; (aq) + H,0 () co, () 9.54 g Feco, reacts with 50.0 mL of a 2.74 M HCt…
A:
Q: A) What is the molar concentration (M) of the solution? B) The prepared benzene-hexane solution in…
A: We have to calculate the concentration of solution, final Concentration after dilution.
Q: 2) Hydrogen peroxide (H2O2) reacts with the permanganate ion (Mn04) in acidic solution according to…
A: a.) Given reaction is a redox reaction , so it would be balanced using half reaction method. b.)…
Q: 0.2265 g pure sample Nacl was dissolved in water, the added to it 60 ml of AgNO3 solution. The…
A: The question is based on the concept of titrations. we have been given mass of sodium chloride which…
Q: How many grams of AgCI will be formed when 60 mL of 0.500M AGNO, is completely reacted according to…
A:
Q: How many moles of precipitate will be formed when 78.5 mL of 0.300 M AgNO₃ is reacted with excess…
A: Answer: 2.355 × 10-2 moles of AgI precipitate will formed.
Q: In the reaction H3PO4 + 2KOH →K2HPO4 + 2H2O if 16.5 mL of H3PO4 with an unknown molarity react with…
A: Molarity os defined as moles of solute present per liter of solution.
Q: What volume (in mL) of a 0.150 M HNO3 solution is required to completely react with 30.2 mL of a…
A: Given Concentration of Na2CO3 = 0.120 M Volume of Na2CO3 = 30.2ml = 30.2×10-3L Concentration of HNO3…
If 10.00 mL of 0.67 M NaOH (40.0 g/mol) reacts with 0.85 g of H2S (34.1 g/mol), determine the limiting reagent if they react according to the following equation
H2S (g) + 2 NaOH (aq) ---> Na2S (aq) + 2 H2O (l)
Step by step
Solved in 2 steps
- On Easter Sunday, April 3, 1983, nitric acid spilled from a tank car near downtown Denver, Colorado. The spill was neutralized with sodium carbonate: 2HNO3(aq)+Na2CO3(aq)2NaNO3(aq)+H2O(l)+CO2(g) a. Calculate H for this reaction. Approximately 2.0 104 gal nitric acid was spilled. Assume that the acid was an aqueous solution containing 70.0% HNO3 by mass with a density of 1.42 glcm3. What mass of sodium carbonate was required for complete neutralization of the spill, and what quantity of heat was evolved? (Hf for NaNO3(aq) = 467 kJ/mol) b. According to The Denver Post for April 4, 1983, authorities feared that dangerous air pollution might occur during the neutralization. Considering the magnitude of H, what was their major concern?The substance KSCN is frequently used to test for iron in solution, because a distinctive red color forms when it is added to a solution of the Fe3+ cation. As a laboratory assistant, you are supposed to prepare 1.00 L of a 0.200 M KSCN solution. What mass, in grams, of KSCN do you need?You are given a solid mixture of NaNO2 and NaCl and are asked to analyze it for the amount of NaNO2 present. To do so, you allow the mixture to react with sulfamic acid, HSO3NH2, in water according to the equation NaNO2(aq) + HSO3NH2(aq) NaHSO4(aq) + H2O() + N2(g) What is the weight percentage of NaNO2 in 1.232 g of the solid mixture if reaction with sulfa-mic acid produces 295 mL of dry N2 gas with a pressure of 713 mm Hg at 21.0 C?
- Gold metal will dissolve only in aqua regia, a mixture of concentrated hydrochloric acid and concentrated nitric acid in a 3:1 volume ratio. The products of the reaction between gold and the concentrated acids are AuCl4-(aq), NO(g), and H2O. The equation for this reaction where HNO3 and HCl are strong acids is Au(s)+4Cl(aq)+4H+(aq)+NO3(aq)AuCl4(aq)+NO(g)+2H2O(a) What stoichiometric ratio of hydrochloric acid to nitric acid should be used? (b) What volumes of 12 M HCl and 16 M are HNO3 required to furnish the Cl- and NO3- ions to react with 25.0 g of gold?Acetic acid (HC2H3O2) can be prepared by the action of the acetobacter organism on dilute solutions of ethanol (C2H5OH). The equation for the reaction is C2H5OH(aq)+O2(g)HC2H3O2(aq)+H2OHow many milliliters of a 12.5% (by volume) solution of ethanol are required to produce 175 mL of 0.664 M acetic acid? (Densityofpureethanol=0.789g/mL.)Ten mL of concentrated H3PO4 (91.7% by mass, d=1.69g/mL) was accidentally poured into a beaker containing 20.0 g of NaOH. Not all the NaOH was consumed. How many grams of NaOH were left unreacted? The equation for the reaction is H3PO4(aq)+3OH(aq)3H2O+PO43(aq)
- If 10.00 mL of 0.67 M NaOH (40.0 g/mol) reacts with 0.85 g of H2S (34.1 g/mol), determine the limiting reagent if they react according to the following equation H2S (g) + 2 NaOH (aq) ---> Na2S (aq) + 2 H2O (l) sodium hydroxide hydrogen sulfide sodium sulfide waterA student is given a solution containing 0.932 g of an unknown acid, H2A(aq) To determine the molar mass of the acid, the student titrates the sample using a 0.481 M solution of KOH(aq). A. Write the balanced equation for the reaction taking place. Include states of matter. B. If 28.9 mL of KOH is required to consume the acid completely, calculate the moles of H2A. C. Calculate the molar mass of H2A.a 45 mL of 0.16 M CsOH solution was reacted with 65 mL of 0.0750M H2SO4 solution. -write the balanced molecular equation -identify the spectators ions -determine the limiting reactant.show your calculation
- A side reaction of the rayon manufacturing process from wood pulp is: 3CS2 +6NaOH=2Na2CS3 +Na2CO3 +3H2O How many grams of Na2CS3 are produced in the reaction of 92.5ml of liquid Cs2 (d: 1.26g/ml) and 2.78mol of NaOH? How much excess reagent is left? How much would it take for the limiting reagent to react with the excess reagent?Aqueous sodium hypochlorite (NaOCl, household bleach) is a strong oxidizing agent that reacts with chromite ion [Cr(OH)4-] in basic aqueous solution to yield chromate ion CrO42- and chloride ion Cl-. The next ionic equation is: ClO- (aq) + Cr(OH)4-(aq) ------> CrO42-(aq) + Cl-(aq) Unbalanced Balance the equation using the method described in section 1 of the Electrochemistry chapter.A 0.879 g sample of a CaCl2·2H2O/K2C2O4·H2O solid salt mixture is dissolved in ~100mL of deionized water. The precipitate, after having been filtered and air-dried, has a mass of 0.284 g. The limiting reactant in the salt mixture was later determined to beCaCl2 ·2H2O. a.Write the ionic equation for the reaction. b.Write the net ionic equation for the reaction. c.How many moles and grams of CaCl2 ·2H2O reacted in the reaction mixture? d.How many moles and grams of the excess reactant, K 2C2O 4H2O, reacted in the mixture? e.How many grams of the K2C2O4·H2O in the salt mixture remain unreacted (inexcess)? f.What is the percent by mass of each salt in the mixture
