Hydrazine, N2H4 , a base like ammonia, can react with sulfuric acid. What mass of hydrazine reacts with 500. mL of 0.247 M H2SO4 ?

Q: What volume (in milliliters) of 0.74 M potassium fluoride contains 8.6 x 10^-4  mol of fluoride…

A: We have to calculate the volume of solution

Q: A strontium hydroxide solution is prepared by dissolving 12.50 g of Sr1OH22 in water to make 50.00…

A: mass of strontium hydroxide (m) = 12.50 g volume of solution (V) = 50.00 ml

Q: Given the following reaction between aluminum and hydrochloric acid: Al (s) + HCI (aq) _AICI3 (aq) +…

A:

Q: If 60.13g of Nb(s) are added to 125.0ml of a 5.96mL of a 5.96 M solution of HClO4(aq), what is the…

A: Given that -  Mass of Nb(s) = 60.13 g  Volume of HClO4 Solution = 125.0 mL  Molarity of HClO4…

Q: What is the mass of the solute (in grams) in 165 mL of 2.2×10–5 M H2SO4, a sample of acid rain?

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Q: If 64.0 mL of 0.150 M HCl(aq) is needed to neutralize all the NH3(g) from a 2.25 g sample of organic…

A:

Q: Hydrazine N2H4 a base like ammonia, can react with sulfuric acid. What mass of hydrazine reacts with…

A: Given,H2SO4 = 200 ml of 0.229 MNumber of moles can be calculated by using following formula,Number…

Q: If 0.1500 g of impure soda ash (Na2CO3 with impurities) is titrated (or reacted) with 21.99 mL of…

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Q: What mass of titanium (IV) hydroxide could be reacted by 50.00 ml of 0.111 M sulfuric acid?

A:

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

A: Given data, Volume of Cr(NO3)3 solution (v) = 500 mL = 0.5 L Concentration of Cr(NO3)3 solution (M)…

Q: How many molecules of hydrosulfuric acid could be reacted by 2.330 g scandium (III) hydroxide?

A: This problem can be solved by comparing stoichiometric ratio of hydrosulfuric acid and scandium(iii)…

Q: If 145.52 mL of 1.956 M calcium hydroxide solution is diluted to 119.03 mL, what is the resulting…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: If 45.4 mL of 0.25 M HCl(aq) reacts with an excess of Mg(OH)2(aq), what mass of magnesium chloride…

A:

Q: The aluminum in a 0.805 g sample of an unknown material was precipitated as aluminum hydroxide…

A: Given,Mass of Aluminum = 0.805gMass of Al2O3 = 0.127 g Molar mass of Al2O3 is 101.96g/molMolar mass…

Q: What is the molarity of a solution prepared by dissolving 64.9 grams of Pb(NO3)2 in enough water to…

A: The number of moles of lead nitrate are as:

Q: 1. A sample of ultrapure silicon was reacted with excess oxidizing yielding SiO₂. After proper…

A: Given : Weight of SiO2 precipitate = 3.1754 g Purity of ultrapure silicon = 99.98%

Q: Consider the following chemical reaction. 3 Zn(C:H:O2)>(aq) + 2 NasPO:(aq) –→ 6 NaCaHsOz(aq) +…

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

Q: What mass in grams of tin would be required to completely react with 1.20 L of 0.750 M HBr in the…

A:

Q: When household ammonia is mixed with bleach, NaOCl, toxic chlorine gas and hydrazine, N2H4 is…

A: When household ammonia is mixed with bleach, NaOCl, toxic chlorine gas, and hydrazine, N2H4 is…

Q: If 5.00 grams of Aluminum ( 27.0 g/mol) are added to 250.0 ml of a 100.0 mM Iron (III) chloride…

A: Given,

Q: How many moles and numbers of ions of each type are present in the following aqueous solution? 71.8…

A: Magnesium chloride is highly soluble in water and thus it exists in solution as-   Therefore, 1…

Q: If you wish to prepare a 1.20 M solution of NaNO3, to what volume (in liters) would you have to…

A: Since we are diluting the solution by adding water only Hence the moles of solute NaNO3 will be same…

Q: 4. What volume of 0.1000 mol/L. NaOH(aq) is needed to react completely with 20 mL of 0.1805 mol/L…

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Q: How many grams of sodium dichromate, Na2 Cr2 O7, should be added to a 100.0-mL volumetric flask to…

A:

Q: The aluminum in a 0.755 g sample of an unknown material was precipitated as aluminum hydroxide,…

A: In order to evaluate concentration of any particular element available in a certain substance, the…

Q: How many moles of magnesium ions are present in 187 ml of 0.145 M magnesium iodate?

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Q: Assuming that its density is 1.000 g/mL, what is the mass % concentration of a 0.1432 M AgNO3…

A:

Q: What is the maximum amount of salt (in grams) that can be produced when 27 mL of 0.217 M of Ca(OH)₂…

A: Mole: Mole s calculated as follows,…

Q: If 6.73 g of Na2CO3 is dissolved in enough water to make 250. mL of solution, what is the molar…

A: The calculations for the molarity of sodium carbonate are shown below: =

Q: Oxalic acid crystals have the molecular formula (CO2H)2 ∙2H2O. Calculate the molarity of a solution…

A: Molarity is defined as the number of moles of solute dissolved per liter of the solution.  That is,…

Q: What mass of Fe(NO3)3 do you need to prepare 250.00 mL of .750 M solution?

A:

Q: A sample of seawater from a tidal estuary was found to contain a concentration of 741 mg of chloride…

A:

Q: In one part of our experiment, we take 30.0 ml of 1 M HCI(aq) and react it with a magnesium metal…

A:

Q: A sample of seawater from a tidal estuary was found to contain a concentration of 711 mg of chloride…

A: Given values-> Weight of chloride ion = 711mg = 711 × 10^-3gram Density = 1.035gm/mole

Q: What is the molarity of a solution made by dissolving 2.355 g of sulfuric acid (H2SO4) in water and…

A: Molarity is one of the ways to measure the concentration of a solution. The unit of molarity is…

Q: What mass of K2CO3, in grams, is needed to prepare 211 mL of a solution having a potassium ion…

A:

Q: What is the molarity of the solution resulting from dissolving 10.0 g of silver nitrate in enough…

A:

Q: h) What is the mass, in grams, of barium sulfide precipitate that is formed from the reaction of…

A: Given, Ba(NO3)2 + FeS → BaS + Fe(NO3)2 Note: 1000 mg = 1 g Mass of iron (II) sulfide {FeS} = 18.2 mg…

Q: What volume in liters of 2.00 M H2C2O4 contains 0.650 g H2C2O4?

A: Molarity is the moles of a solute present per liter of the solution. Molarity = moles of solute /…

Q: What is the mass of solute, in grams, in 250, mL of a 0.0125M solution of KMnO4 ?

A: Answer:- This question is answered by using the simple concept of calculation of mass of solute…

Q: Iodine can be prepared by bubbling chlorine gas through an aqueous solution of sodium iodide:…

A: 2 moles of NaI produce 1 mole of I2Molar mass of sodium iodide (NaI) is 149.89 g/molMolar mass of…

Q: What Volume of 0.239 M HNO3 in milliliters is required to react completely with 1.50 g of Ba(OH)2?

A: Given : Concentration of HNO3 = 0.239 M And mass of Ba(OH)2 = 1.50 g Molar mass of Ba(OH)2 = Atomic…

Q: How many moles of ions are present in exactly 150 mL of a 0.260 M ammonium phosphate solution,…

A: Given data, Volume = 150 mL (0.15L) Molarity = 0.260 M

Q: What is the molarity of a solution prepared by dissolving 44.2 g of Ca(NO3)2 into enough water to…

A: 44.2 g of CaNO32 is dissolved in enough water to make 274 mL of solution .We have to calculate the…

Q: If 25.00 mL of 1.50 M HCl(aq) is diluted with water to a volume of 750.0 mL, what is the molarity of…

A: Given : initial molarity of HCl = 1.50 M initial volume of HCl solution = 25.00 mL final volume of…

Q: 3) A solution of silver nitrate (AgNO3) and then prepared by dissolving 1.26 g of salt in a…

A: Given: Mass of AgNO3 = 1.26 g Volume of solution = 250 mL Molar mass of AgNO3 = 169.9 g/mol

Q: What is the volume of 1.596 M sodium hydroxide required to react with 14.5 g of concentrated acetic…

A: volume of 1.596 M sodium hydroxide required  = 133 ml

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

A:

Q: Ammonia reacts with hypobromite, OBr, by the reaction 2NH3 + 30BR N2 + 3Br + 3H20. What is the…

A: Given is  2NH3 + 3OBr–  → N2 + 3Br– + 3H2O  Volume of OBr– = 1.0 mL Mass of NH3 = 1.69 mg  MM of NH3…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.