Several years ago a tank car load (70,000 litres) of concentrated nitric acid spilled in a Denver, Colorado railyard. It was neutralized with sodium carbonate.  How many kilograms of sodium carbonate were needed for complete neutralization? Concentrated nitric  acid is 72% HNO3 by mass and has a density of 1.42 g/mL.

Q: If you are required to use 25.00 mL of 0.200 M NaOH for a titration reaction, how many moles of NaOH…

A:

Q: Calculate the mass of Na2CO3 that would be required to make 500.0 mL of 0.100M of Na2CO3

A: Given : Concentration of Na2CO3 = 0.100 M And volume of solution = 500.0 mL = 0.5000 L…

Q: If 450 g of magnesium hydroxide is dissolved in water to make 6.5 L of solution, what is the…

A: Given, mass of magnesium hydroxide Mg(OH)2 =450 gmolar mass of magnesium hydroxide Mg(OH)2 =58.32…

Q: (a) Calculate the molarity of a solution of HN03 if 35.72 mL of the solution neutralizes 0.4040 g…

A: Volume= 35.72 mL Mass of Na2CO3=0.4040g Molecular weight of Na2CO3=106.0g/mol

Q: 50.4 mL of 0.0633 M sodium hydroxide (NaOH) are required to neutralize 74.0 mL of a solution of…

A: The question is based on the concept of titrations.   we are titrating  a weak sulphurous acid with…

Q: if 44.97 ml of an HCl solution is equivalent to 43.76 ml solution of  NaOH,   and if 49.14 ml of the…

A: Given: Volume of HCl= 44.97 ml Volume of NaOH= 43.76 ml  49.14 ml of the NaOH will neutralize…

Q: Stomach acid (HCl) has a concentration of approximately 0.10M. How much stomach acid can be…

A:

Q: The astronauts have 2 days left before they land on earth. You know that there are three astronauts,…

A: Solution - According to the question - Given value  - Mass of CO2 = 500 g Number of moles of NaOH…

Q: What is the molarity of a KCl solution made by diluting 75.0 mL of a 0.200 M solution to a final…

A:

Q: A solution of sodium hydroxide has a SG of 1.14 and contains 32.8% sodium hydroxide by mass. If 40.0…

A: Specific gravity of solution = 1.14 Thus the density of solution will be 1.14 g/mL Mass % of NaOH =…

Q: 10. The concentration of a toxicant in the Great Lakes was 17ppm. What is the percent concentration…

A: When the amount of solute is very less in the solvent it can be calculated in terms of parts per…

Q: What volume of 12.6 M HCI must be added to enough water to prepare 5.00 liters of * ?3.00 M HCI 1.1L…

A: The given problem can be solved by using the formula given below as; M1 V1 = M2 V2…

Q: 0.150  M solution of potassium hydroxide is used to titrate citric acid (citric acid has three…

A: Since 1 mole of potassium hydroxide can neutralise only 1 mole of acidic H. And since we have 3…

Q: Write a balanced equation to show the neutralization of aqueous nitric acid with aqueous barium…

A: The type of reaction in which acid and base on reaction give salt and water as products. Such…

Q: Ascorbic acid, H2C6H6O6 is a diprotic acid. The Hs shown in blue are the Hs that will react with the…

A: Molarity is the unit of concentration of a solution, and its unit is mol/L. It is defined by the…

Q: How many liters of 0.55 M HCl is required to neutralize 1.10 g of sodium carbonate (Na2CO3)? (molar…

A: The number of moles is given as the mass of a substance upon its molar mass. The molarity is given…

Q: Mg(OH)2 + 2 HCI -> M9CI2 + 2 H2O Use the balanced chemical equation to calculate the mass and volume…

A:

Q: Substance A is mixed with water and donates 100% of its H+ ions. Which of the following BEST…

A: According to Lewis theory of acids and bases, acids are the ones which accept the electrons and…

Q: How many moles of water are formed when 250 mL of 2 M HNO3 completely reacts with NaOH? HNO3(aq) +…

A: The balanced reaction given is, => Given: Concentration of HNO3 = 2 M Volume of HNO3 solution =…

Q: 5)_NH; +_0:→__NO + _H20 _0:>. 0.3359 mol of ammonia will make how many grams of water? H:0

A: Balanced chemical equation is: 4NH3+5O2→4NO+6H2O This means that, 4 moles of ammonia gives 6 moles…

Q: (b) Neutralization reaction occurs when a solution of an acid and a base are mixed. Calculate the…

A: According to the question we have a netralization reaction in which calcium hydroxide is reacting…

Q: What is the molarity of  NaOH(aq) if 23.4 g of NaOH(s) is dissolved in enough water to make a total…

A:

Q: Solution X 8 Solution A Solution B Solution C 00 Which of the solutions have the same molar…

A: Molarity = moles/volume  means it must have same no. Of moles to be the same molar concentration

Q: What is the Enthlapy of the equation? What is the Bond Energy? NaOH(s) ─HCl→ Na+(aq) + Cl-(aq) +…

A:

Q: Caustic soda is 19,1 M NaOH and is diluted for household use. What is the household concentration if…

A: Given: Concentration of NaOH = 19.1 M Volume of concentrated stock solution taken = 20 mL = 0.020 L…

Q: 1. The name given to an aqueous solution of HClO3 is Group of answer choices chlorous acid. )…

A: Solving only first question in accordance with guidelines. For lower oxidation states acid suffix…

Q: how to Calculate the volume of the 2.0 M HC2H3O2(aq) and DI water needed to create 50.0 mL of 1.05 M…

A: Given- M1=2.0M  V1=? V2=50.0mL  M2=1.05M

Q: An antacid tablet containing CaCO3 as the active ingredient required 22.6 ml of 0.0930 N HCl for…

A:

Q: How many grams of NaH2PO4 are needed to react with 41.12 mL of 0.265 M NaOH? NaH2PO4(s) + 2…

A:

Q: When the equation NaOH(aq) + CaC2(aq) -> Ca(OH)2(s) + NaCl(aq) is balanced using smallest whole…

A:

Q: 3.95 g NH4HCO3 is added to 1000 ml of water, What are the H3O+, OH-, NH3, and HCO3-?

A: The number of moles present in 1L of the solution is known to be the molarity of the solution. The…

Q: Calculate the concentration of NH3, NH4+ and OH- in a solution

A: number of moles = mass/molar mass  molar mass of NH3 = 17g/mol

Q: Which of the following ionic compounds is INSOLUBLE in water? NaF LICI O NH4CI O SrSO4 O Pb(NO3)2

A: ionic compound which have high lattice energy than hydration energy they are not soluble in water.

Q: Do both, just one, or neither of the following solutions conductelectricity? If just one, which one?

A: To explain which of the below solution conduct electricity. Sodium chloride dissolved in water…

Q: What volume of 0.250 M H2SO4 solution is required to neutralize a solution that contains 5.00 g of…

A: The balanced chemical equation for given reaction is noted as shown below, Based on the reaction…

Q: 20.0 grams of Na2CO3 are dissolved in 1.50 L of water.  What is the molarity of the Na?  a) 0.125 M…

A:

Q: A solution contains 5.0 meq of SO42− ion. Based on this information,

A: (a)

Q: Identify the major ionic species present in an aqueous solution of C,H01 (lactose) and BaSO, (barium…

A: Lactose is a non-electrolyte. It does not dissociate into ions in aqueous solution. Hence, no ions…

Q: 80 mg/L of nitrate acid (HNO3) equals to: O 7.62 x 10-4 M O 1.27 M O 1.27 x 103 M 0.762 M

A:

Q: How many moles of K* ions are formed when 2 mol of KNO3 dissolves in water? Select one: O 2 O 1 O 3…

A:

Q: How many grams of Na2SO4 are in 100.0 mL of a 0.2500 M solution ? The GFW is 142.07 g. А. 3.55 g В.…

A: Given data: volume = 100 ml , molarity = 0.25 M , molar mass= 142 gm

Q: A flask containing 550 mL of 0.75 MM H2SO4H2SO4 was accidentally knocked to the floor.   How many…

A:

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

A: Answer

Q: Part A Pure acetic acid (HC,H3O2) is a liquid and is known as glacial acetic acid. Calculate the…

A: Molarity of a solution can be calculated by help of Following formula -    (1) Molarity= mass ×…

Q: How many atoms of oxygen are present in 12.6 g of hydrated oxalic acid, (COOH)2.2H2O? Avogadro's…

A: First calculate molar mass of hydrated oxalic acid (COOH)2.2H2O. Molar mass of C is 12g, O is 16 g,…

Q: N2 = 19 mg/L. s concentrations of N2 in water

A: Mass concentration of N2 :   NOTE : 1mg = 10^-3 g  mass concentration of N2 = 19 • 10^-3 g / L  Mass…

Q: If 10 units of Mg(CIO3)2 are dissolved in water how may units of ions will be in solution? O 10 20…

A:

Q: How many milliliters of a 0.2228 M H3PO4 solution are required to neutralize 3.14 g of KOH? Molar…

A: The millilitres of 0.2228 M H3PO4 solution are required to neutralize 3.14 g of KOH is to be…

Q: What volume of a 3 M H2SO4 solution is required to just neutralize 10 mL of a 4.00% solution of…

A: To determine the volume of 3.0 M H2SO4 solution:4% solution of borax means there is 4 g of borax in…

Q: What are products A and 8 for the following reactions? 1. NaNO HCI 2. H,РО, 1. NANO, HCI -NH2 2 H,O,…

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".