Consider the neutralization reaction that occurs between sulfuric acid and sodium hydroxide. How many moles of sodium hydroxide are needed to neutralize 1.44 moles of sulfuric acid? What is the concentration of a diluted solution of potassium hydroxide?  The concentrated stock had a molarity of 1.40 M; and 50.0 ml of this was diluted to 0.250 L.  What is the pH of a 0.753 M sodium hydroxide solution? Which of the following chemicals is covalent?     ammonia     iron (III) chloride     sodium phosphate     carbonic acid     iridium (III) bromide tetrahydrate   Which solution is a buffer?     0.100 M HNO2 and 0.100 M KCl     0.100 M HNO2 and 0.100 M KNO2     0.100 M HCl and 0.100 M KNO2     0.100 M HNO3 and 0.100 M KNO3 What mass in grams of nitric acid is present in 700 mL of a solution with a pH of 1.866?       0.600     9.52     0.0185     1.22     0.0095

Q: Write an equation to show that nitrous acid , HNO2 , behaves as an acid in water

A: To solve this problem we will use Brønsted-Lowry acid base  theory .  According to this theory…

Q: Write the balanced neutralization reaction that occurs between H2SO4 and KOH in aqueous solution.…

A: Neutralization Reaction is that in which acid and base react to form salt and water.

Q: What is the Hydronium ion concentration? What is the pH of the solution?

A:

Q: An acid reacts in water to transfer an H to water and form: O hydroxide ion O H;0* (aq) O NH," (aq)…

A: Given : Reaction of water and acid  (a) OH-    (b) H3O+(aq)      (c) NH4+(aq)      (d) hydrogen To…

Q: If 94.92 mL of a solution of HCI are equivalent to 43.76 mL of a solution of NaOH and if 49.14 mL of…

A:

Q: Sulfuric acid is made in a three-step process: (1) the combustion of elemental sulfur to produce…

A:

Q: If 44.97 ml of a solution of HCl are equivalent to 43.76 ml solution of NaOH, and if 49.14 ml of the…

A:

Q: In the titration of 10.00 mL sample of vinegar solution with 0.550 M NAOH as titrant, the initial…

A:

Q: A titration analysis of a 345.0 mL aqueous HBr solution was performed and the endpoint was reached…

A: Molarity of KOH=2.815 M Volume of KOH=191.05 mL =191.05/1000 =0.19105 L  [1 L = 1000 mL] Volume of…

Q: A. What is the pH of an aqueous solution with a hydrogen ion concentration of [H+]=4.9×10−7M? B.…

A:

Q: A volumetric pipette was used to transfer 18.00 mL of 1.150 M HCI solution into a 125 mL flask. Four…

A: The balanced chemical equation between NaOH and HCl is given by        HCl(aq)    + NaOH(aq)…

Q: 19- A sample of limestone is titrated for its value as a neutralizing agent. A sample weighing 1.000…

A: Limestone is CaCO3 Moles of CaCO3 = 1 / 100 = 0.01

Q: Calculate the concentrations of hydroxide and hydronium ions in a solution prepared by dissolving…

A:

Q: Calcium carbonate tablets can be used as an antacid. The label on a bottle of a generic antacid…

A: Given: mass of each tablet=500mg Molarity of HCl=0.6M

Q: Consider the ncutralization reaction 2 HNO, (aq) + Ba(OH), (aq) 2H,O(1) + Ba(NO,),(aq) / A 0.115 L…

A: Ans: Balanced equation  2HNO3 (aq) + Ba(OH)2(aq)→2H2O (l) + Ba(NO3)2(aq) Molarity of…

Q: Write balanced neutralization equations for the following reactions:  Ca(OH)2(aq)+ HNO3(aq) −→−…

A: Since in the neutralization reactions, base reacts with acid to form salt and water Hence the…

Q: In a titration reaction 20.00mL of 0.500M KOH reacts completely with 12.55 mL of sulfuric acid, what…

A: Molecular reaction between KOH and H2SO4 . 2KOH(aq)+H2SO4(aq)→K2SO4(aq)+2H2O (l) From this reaction…

Q: Malonic acid, H2C3H2O4 (aq), is a diprotic acid, so 2 moles of hydroxide ions are required per mole…

A: A neutralization reaction can be described as a chemical reaction in which acid and base react…

Q: The density of acetic acid is 1.05 g/ml. * 10 ml of commercial vinegar was taken during titration…

A: Given: The density of acetic acid = 1.05 g/ml The volume of commercial vinegar taken = 10 ml The…

Q: Solid iron(III) hydroxide is added to 635 mL of 0.280 M HCl. The resulting solution is acidic and…

A: Given data,Molarity of HCl=0.280MVolume of HCl=635mLVolume of NaOH=1294mLMolarity of NaOH=0.111M

Q: Calculate the molar concentration of H3O+ ions and the pH of the following solutions: (a) 25.0 cm3…

A: Given,  (a). 25.0 cm3 of 0.144 M HCI(aq) was added to 25.0 cm3 of 0.125 M NaOH (aq) (b). 25.0 cm3 of…

Q: Calculate the volume of 0.734 M HNO, that can be neutralized by 52.2 mL of a 1.96 M KOH solution.…

A: Consider the given information is as follows; Volume of HNO3 VHNO3 = ? Molarity of HNO3 MHNO3 =…

Q: Potassium sorbate,KC H.O, (molar mass 150. g/mol) is commonly added to diet soft drinks as a…

A: IMPORTANT POINTS: Potassium sorbate is formed from a weak acid and strong base , so it is a basic…

Q: A student analyzed an antacid tablet from a bottle of 50 tables purchased at a discount store for…

A:

Q: A 0.917-g sample of canned tuna was analyzed by the Kjeldahl method. A volume of 20.59 mL of 0.1249…

A:

Q: Two chemical reactions are listed. In one of them, the phosphorus-containing anion on the left is a…

A: That species which donates proton (H+ ion) are bronsted acid whereas the species which accepts the…

Q: What is the hydronium ion concentration for a 0.265 M solution of HCIO that has a K, -2.9 x 10? What…

A:

Q: Each day, the stomach produces 2.0 L of gastric juice that contains 0.10 M HCl. Phillips Milk of…

A: Moles of HCl can be calculated as:

Q: Complete the double displacement reactions and balance the reaction. Indicate if the reaction does…

A: The given reaction is,Na2CO3 + BeI2 →

Q: One of the main acidic components of acid rain is sulfuric acid, H2 SO4. Assuming sulfuric acid is…

A:

Q: A)When working in the lab, you are measuring the pH of a system. The pH meter reads 4.34. What is…

A:

Q: (i) Dry pellets of a base ‘X’ when kept in bpen absorbs moisture and turns sticky. The compound is…

A: (i) The compound formed by the chlor alkali process is sodium hydroxide (NaOH). It is a base and…

Q: Singing in the (acid) rain. Acid rain occurs when CO2(g) from the air becomes dissolve in falling…

A: The concentration of carbonic acid, H2CO3, bicarbonate ion, HCO3-, and carbonate ion, CO32-, in the…

Q: Titration of 0.2121 g of pure Na2C2O4 (134.00 g/mol) required 43.31 mL of KMnO4. What is the molar…

A: From the given reaction, it is clear that 2 mol of MnO4- reacts with 5 moles of C2O42-to form the…

Q: Use the reaction to complete. KOH+HBr-->KBr+H2O A student sets up a titration apparatus with 25 mL…

A: Given Volume of KOH = 25 ml Molarity of HBr = 0.1 M

Q: A 0.434 g sample of a monoprotic acid is dissolved in water and titrated with 0.170 M KOH. What is…

A: Number of mole of NaOH used will be equal to moles of monoprotic acid being neutralised

Q: In a laboratory activity, Ca(OH)216) is completely dissolved in distilled water. This solution is…

A: Ca(OH)2 is a strong base HCl is a strong acid. So, Neutralization reaction between Ca(OH)2 and HCl…

Q: Ca(OH)2 +   HCl ->  CaCl2 +  H2O

A:

Q: 5.00 mL of 1.00 M HCl is added to a flask containing antacid powder dissolved in water. The solution…

A: Sodium hydroxide reacts with hydrochloric acid, to form sodium chloride and water. The equation for…

Q: KHP (potassium hydrogen phthalate, KHC8H4O4

A: Molarity = Moles of solute/ volume of solution (in L) Moles = Mass in gm/molar mass

Q: How many grams of NaHCO3 (baking soda) would you need to neutralize 675 mL of battery acid (H2SO4,…

A:

Q: Consider the following balanced chemical equation: Mg(OH)2 + 2HCl → 2H2O + MgCl2 How many grams of…

A: Answer

Q: A piece of chalk (mainly calcium carbonate) is placed in 250. mL of 0.299 M HCl. All the CaCO3…

A: Number of mmols = molarity x volume (mL) Chemical equation for the reaction of HCl and CaCO3 can be…

Q: 6) The pH of a 0.250 M weak acid solution, HA, is 3.84, what is the Ka of the acid? (8.4 X 108) НА…

A: You are posted with multiple questions. As per the rules, I am answering first question only. Please…

Q: Write the balanced neutralization reaction that occurs between H, so, and KOH in aqueous solution.…

A:

Q: Consider the neutralization reaction 2 HNO, (aq) + Ba(OH), (aq) – 2 H, O(1) + Ba(NO;),(aq) A 0.120 L…

A: the neutralisation reaction given is   2HNO3(aq)+Ba(OH)2→2H2O(I)+Ba(NO3)2(aq) given  Volume of HNO3…

Q: Potassium permanganate, KMNO4, is both effective at treating water and has medicinal uses. A certain…

A: Given: Concentration of KMnO4 in %(m/v) = 17.49 % Assuming 1 L i.e. 1000 mL of the solution.

Q: In the titration of 10.00 mL sample of vinegar solution with 0.35 M NaOH as titrant, the initial…

A:

Q: A sample of KHP, KHC8H&O4, weighing 2.035 g is titrated with NaOH and backtitrated with HCI. NaOH…

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

Q: To determine the mass of calcium carbonate present in a 0.125 g sample of chalk, the chalk sample…

A: Acid-base titrations can be used to find the concentration of unknown acid/base by titrating it…