What is the mass in grams of precipitate formed when 45.5 mL of 0.300 M Na₃PO₄ reacts with 60.0 mL of 0.200 M Cr(NO₃)₃ in the following chemical reaction? Na₃PO₄ (aq) + Cr(NO₃)₃ (aq) → CrPO₄ (s) + 3 NaNO₃ (aq)

Q: An alloy of iron and carbon was treated with sulfuric acid, in which only iron reacts. 2 Fe(s)+3 H 2…

A: % of Fe in alloy = weight of Fe /weight of alloy x 100

Q: To extract gold from its ore, the ore is treated with sodiumcyanide solution in the presence of…

A: The molecular weight or molar mass of any substance is the sum of the mass of each element. If the…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Given: Mass of silver chloride i.e. AgCl collected = 2.0 mg = 0.002 g                       (Since 1…

Q: What mass of precipitate (in g) is formed when 20.5 mL of 0.800 M Co(NO₃)₂ reacts with 29.0 mL of…

A: The reactant species which is totally consumed during the reaction and other species left in excess…

Q: A solution is prepared by dissolving 45.6 g of Mg(NO3)2 in 515 g of water. The density of the…

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: We have FeCl2 (aq) + 2AgNO3 (aq) →2AgCl (s) + (FeNO3)3 (aq).............1 The molar mass of…

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: In a experiment, between 1.900-2.100 g of a mixture containing the reactants zinc sulfate and sodium…

A: in Balanced chemical equation number of atoms of each species are equal on both reactent and…

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: Sodium carbonate, Na2CO3, can be titrated with HCl according to the following balanced chemical…

A: First, the given grams of sodium carbonate is converted into moles.

Q: A student titrates an unknown amount of potassium hydrogen phthalate (KHC8H4O4, often abbreviated…

A: An acid reacts with base to form salt and water. This reaction is known as neutralization reaction.

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

A:

Q: what mass in grams of Zn(OH)₂ will be formed

A: Number of moles = mass/molar mass  Molarity = moles/volume(in L)  Moles = molarity × volume(in L)…

Q: . An aqueous solution of sodium carbonate, Na2CO3, is titrated with strong acid to a point at which…

A:

Q: What is the mass of the solute (in grams) in 325 mL of 1.8×10–6 M FeSO4, the minimum concentration…

A: molarity  = (no. Of moles of solute ÷ volume of solution in liter) Given volume = 325 ml = 0.325…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Given data,Concentration of AgNO3=67.0mMMass of AgCl formed=5.6mgVolume of sample=200mLWe know, 1 L…

Q: What kind of reaction is this if you said this was a precipitation write down the chemical formula…

A: The given reaction

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A:

Q: A student wants to prepare 1.00 L of a 1.00-M solution of NaOH (molar mass = 40.00 g/mol). If solid…

A: 1) Mass of NaOH = m MOlar mass of NaOH = 40 g/mol The volume of NaOH solution = 1.00 L Molarity of…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Here only we have to use the mass of AgCl precipitate. We convert it into moles and from that we can…

Q: 30.0 g of NaOH is added to 0.800 L of 1.00 M Zn(NO₃)₂, what mass in grams of Zn(OH)₂ will be formed…

A: Calculate mole of each Reactant them find out limiting reagent.here is NaOH Mass of Zn(OH)2 =…

Q: Some metals will react with hydrochloric acid to liberate hydrogen gas. The general equation for…

A: Balanced chemical reaction is a reaction in which the atom of an individual element present on…

Q: What is the mass in grams of precipitate formed when 45.5 mL of 0.300 M Na₃PO₄ reacts with 40.0 mL…

A: Balanced chemical equation: Na₃PO₄ (aq) + Cr(NO₃)₃ (aq) → CrPO₄ (s) + 3 NaNO₃ (aq) Number of moles =…

Q: Sodium carbonate, Na2CO3, is commonly used to neutralize acid spills in the laboratory. The…

A: Neutralization reaction: A chemical reaction in which an acid and base react together to form a…

Q: When solutions of silver nitrate and potassium chloride are mixed, silver chloride precipitates out…

A:

Q: Vinegar is a solution of acetic acid, HC2H3O2, dissolved in water. A 5.84 g sample of vinegar was…

A: Number of moles and mass of acetic acid can be determined.

Q: Potassium acid phthalate, KHC8H4O4 (molar mass = 204.22 g/mol), is used to standardize solutions of…

A: We have to predict the Molarity of the base solution.

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Given,  Volume of the sample = 200 mL  Chemical reaction is : CdCl2 (aq) + 2AgNO3 (aq) -------->…

Q: A volume of 10 mL of an unknown hydrochloric acid sample was diluted to 100 mL. The diluted solution…

A:

Q: To measure the amount of nickel in some industrial waste fluid, an analytical chemist adds 0.1700M…

A: Given data,Molarity of NaOH=0.1700 MMass of sample=23.00 gMass od Ni(OH)2 produced=0.30 g

Q: A 5.00 g sample of vinegar (contains acetic acid) is titrated (reacted) with 0.108 M NaOh. If the…

A: Mass percent is the proportion of mass of a solute of a substance which is divided by the whole mass…

Q: Gold can be extracted from gold-bearing ores by treating the ore with sodium cyanide, NaCN, in the…

A: The mass of Au present in 1.00 x 103 kg of ore is calculated as,                       Mole Au that…

Q: Write the balanced NET ionic equation for the reaction when aqueous aluminum nitrate and aqueous…

A: To write net ionic equations we follow these rules : 1) Write the balanced molecular equation with…

Q: A mass of 0.4113 g of an unknown acid, HA, is titrated with NaOH(aq). If the acid reacts with 28.10…

A:

Q: What mass of precipitate (in g) is formed when 20.5 mL of 0.800 M Co(NO₃)₂ reacts with 21.0 mL of…

A: The given chemical reaction is as follows: CoNO32(aq) + 2NaOH(aq) → Co(OH)2(s) + 2NaNO3(aq) The…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: The question is based on the concept of solutions. we have to calculate concentration of Nickel…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: The balanced reaction taking place is given as, => CuCl2 (aq) + 2 AgNO3 (aq) -------> 2 AgCl…

Q: What mass of oxalic acid dihydate, H2C2O4•2H2O, is needed to make a 0.498 M solution of oxalic acid…

A: Molarity of a solution is defined as the number of moles of solute present in one liter solution. It…

Q: A chemist carries out an experiment to determine the number of moles of Cl– ions in a 1 L sample of…

A:

Q: Liquid pentanal reacts with potassium permanganate solution in sulfuric acid to produce pentanoic…

A: Given data,Volume of pentanal=2.634mLDensity of pentanal=0.811g/mLVolume of KMnO4=26.43mL

Q: If the density of a 2.50 M HCl solution is 1.248 g/cm3, what mass of HCL solution is needed to react…

A: The reaction between HCl and Mg(OH)2 is given as:Mg(OH)2 + 2 HCl → MgCl2 + 2 H2OAccording to the…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A:

Q: Some metals will react with hydrochloric acid to liberate hydrogen gas. The general equation for…

A: The balanced reaction taking place is given as (for x = 3), => 2 M (s) + 6 HCl (aq) -------->…

Q: Vinegar is a solution of acetic acid, HC2H3O2, dissolved in water. A 5.54-g sample of vinegar was…

A: The molarity of a solution is defined as the number of moles of solute present in one-liter…

Q: if 21.5 g of NaOH is added to 0.800 L of 1.00 M Zn(NO₃)₂, what mass in grams of Zn(OH)₂ will be…

A:

Q: When potassium chloride, KCl, is added to a solution of lead nitrate, Pb(NO3)2, a bright yellow…

A: Using the moles concept to calculate the moles of kcl required.  Then to calculate volume.

Q: Hydrochloric acid, HCl, and calcium hydroxide, Ca(OH)2, react with each other in a neutralization…

A: The reaction taking place will be  Ca(OH)2 + 2 HCl ------> CaCl2 + 2 H2O

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Given reaction: FeCl2 (aq)  + 2AgNO3 (aq)  ----> 2AgCl(s)  + Fe(NO3)2 (aq)  Volume of ground…

Q: Calcium hypochlorite [Ca(OCI)2l is an effective disinfectant for clothing and bedding. If a solution…

A: From given With the given mass and its molar mass , molarity is calculated as follows

Q: What mass of precipitate (in g) is formed

A: Molarity = moles/volume of solution (in L)  so, moles = molarity × volume (in L)  moles = mass/molar…

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.