How many equivalents are in 1.5 moles of Fe2+?

Q: Calculate the [H] in a solution that is 0.20 M in NaF and 0.25 M in HF. (Ka -7.2 x 10-4) A. 9.0 X…

A: The solution is as follows :

Q: Q2- How mainy mls of Atropine sulphate present in lab. As a stock sol. Of 1: 20 conc. should be used…

A: 1:20 concentration indicate that 20 mL of stock solution contains 1 g of atropine sulphate.

Q: What are the equivalents of 43.50 milliliters of di(K2Cr207) potassium chromate 0.07 molar

A:

Q: How many mL of 0.606 M HBr are needed to dissolve 7.34 g of MgCO3? 2HB1(aq) + MgCO3(s) → MgBr2(aq) +…

A: Given :-  2HBr(aq) + MgCO3(s) →MgBr2(aq) + H2O(l) + CO2(g)  Mass of MgCO3 = 7.34 g  Molarity of HBr…

Q: Consider the solubilities of a particular solute at two different temperatures. Temperature (∘?)…

A: Given data: Mass of solute at 20˚ C = 48.3 per 100 g of water Mass of solute at 30˚ C = 87.6 per 100…

Q: How many mL of 0.531 M HCl are needed to dissolve 6.97 g of MgCO3? 2HCl(aq) + MgCO3(s)  MgCl2(aq) +…

A: Given data: The molarity of HCl is 0.531 M. The mass of MgCO3 is 6.97 g. To calculate: The volume of…

Q: Calculate the solubility of silver chromate in water: Ag2CrO4 ----------- 2Ag + + CrO42- Express the…

A: Assuming the solubility of Ag2CrO4 is s. where s is in mol/L i.e M. So this means that s…

Q: Formula AgCl LaF, CuBr CaF₂ Which of the following salts would have the lowest solubility in water?.…

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Q: How many grams of Ag₂CO3 will precipitate when excess K₂CO3 solution is added to 57.0 mL of 0.658 M…

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Q: Calculate the concentration of CuS in a solution in which H3O+ is held constant at (Ksp (CuS) = 8.0…

A: Given:Ksp  (CuS)=8.010-37K1(H2S)=9.610-8 K2(H2S)=1.310-14For problem (a) [H3O+]= 0.10 M andfor…

Q: Bacro4 1.17x10 Calculate the solubility at 25 °C of AgCl in pure water and in a 0.0030M AGNO,…

A: We will calculate solubility in water and AgNO3

Q: PRE-LAB QUESTIONS Calculate the volume, in mL, of a 0.50 M NaOH solution that will be required to…

A: The volume (in mL) of 0.50 M NaOH is to be calculated that is required to neutralize the 1.2 g of…

Q: most soluble (in moles/liter)?

A: If salt have more Ksp value then it is more soluble and if salt have less Ksp value then it is less…

Q: A Ringer's solution consists of 140mEq/L Na+, 5mEq/L K+, 4mEq/L Ca2+, and Cl- as the only counter…

A: Given   Concentration of  Na+ =140 MEq/L  Concentration of K+ =  5 mEq/L  Concentration of Ca2+ = 4…

Q: How much volume (in L) of copper (I) oxide which has a molar concentration of 0.085M, are required…

A:

Q: A 10.0 mL sample of H₂SO4 is titrated with 0.685 M NaOH. The initial buret volume is 0.10 mL and the…

A:

Q: What is the concentration of AlF63- in 1.00 L of aqueous solution made with 39.1 mmole of Al(NO3)3…

A: Given: Volume of solution = 1.00 L Moles of Al(NO3)3 = 39.1 mmol = 0.0391 mol…

Q: 1. Calculate Ksp for lead (II) chloride, if a 50.0 mL saturated solution of lead (II) chloride…

A: Note: As per the guidelines, the solution of the first question has been made. For the expert…

Q: Solubility at 20° C (g/10 mL) 100°C (g/10 mL) Solubility at Compound Compound A 0.029 0.680 Compound…

A: Due to the following reason we can compare A and B which is pure.

Q: baetr oge 3. You keep adding NaOH in the titration until your pink color is very dark and bright.…

A: The question is based on the concept of acid base neutralization reaction. we have to answer the…

Q: 3. What is the molar concentration of nitric acid (63.0 g/mol) in a solution that is 60.5% HNO,…

A: 3.Molar concentration or molarity ( M ) is the ratio of no.of moles of solute to the total volume of…

Q: Calculate the equivalent weight for the salt Na20: where 0 = 16, Na = 23 .A gram/equivalent 29 .B…

A:

Q: 1. What is the concentration of the titrant in Normality? 2. What is the mEq of KOH in mg/gram? 3.…

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

Q: Y 1 Na 10 Br 2 Ag 11 s 3 Cu 12 so, 4 NH4 13 OH 5 ca 14 CIO 6 A 15 PO, Predict the solubility of…

A: The solubility of the given compounds can br predicted on the basis of general solubility rules for…

Q: The Ksp of several salts are listed: SrF2 7.9 x 10-10, MgF2 6.4 x 10-⁹, PbCl₂ 1.6 x 10-5, PbBr2 4.6…

A: Let solubility of each compound is S, which has highest solubility (more S value) = ? All are AB2…

Q: As you are studying for finals, you calculate the concentration of caffeine in an energy drink and…

A: Given: Mass of caffeine = 257 mg = 0.257 g                                             (Since 1 g =…

Q: How many mL of 0.548 M HCI are needed to dissolve 7.69 g of MgCO3? 2HCI(aq) + M9CO3(s) MgCl2(aq) +…

A: We have to predict the volume of HCl needed.

Q: 55.0 mL of an HCl solution is required to react completely with 1.50 g of aluminum metal according…

A: Given Volume of solution = 55 ml Mass of aluminum = 1.5 g Pressure of H2 = 1 atm Temperature = 273°K

Q: How many mL of 0.547 M HNO3 are needed to dissolve 5.63 g of MgCO3?

A: Given :- mass of MgCO3 = 5.63 g  Molar concentration of HNO3 solution = 0.547 mol/L  To calculate :-…

Q: Calculate the solubility (mol/ L) of Cu(OH)2 in a) pure water and b) 0.001 NaOH Cu(OH)2 Ksp = 2.2 x…

A: Solubility calculation of a sparingly soluble salt:

Q: How many grams of Cu(OH)2 will precipitate when excess KOH solution is added to 51.0 mL of 0.675 M…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: At 25 0C under a pressure of 1.500 atm, carbon dioxide has a solubility in water of 0.2250 g/L At…

A:

Q: 20. Determine the concentration of uncomplexed Cu when 50 mL of 0.25 mol/L CuCl; and 450 mL of 0.50…

A: The question is based on the concept of complex formation. We have to calculate equilibrium…

Q: How many mL of 0.570M HBr are needed to dissolve 7.31g of CaCO3?   2HBr(aq) + CaCO3(s) = CaBr2(aq)…

A: Given reaction  2HBr(aq) + CaCO3(s) = CaBr2(aq) +H2O(l) + CO2(g)

Q: Answer the following in 2 decimal places please: Identify what will be the concentration of Cl in…

A: Here 6.96 ml of 0.0775M AgNO3 is used for titration of 50 ml of sample of water to determine the…

Q: How many mL of 0.522 M HI are needed to dissolve 7.10 g of MgCO3? 2HI(aq) + MgCO3(s) MgIz(aq) +…

A: Given , Reaction : 2 HI (aq) + MgCO3(s) → MgI2(aq) +H2O(I) +CO2(g)

Q: fictional compound AX2 has a molar mass of 153.21 g/mol and a Ksp of 5.6338e-10. It dissociates in…

A: The question is based on the concept of Le-chatlier principle.   It States that when a system at…

Q: em101 A app.101edu.co Word 2 Resource Library - Dashboard wco Writing Centers at. O 11-0218 NCI…

A: Given Reaction:- H3C6H5O7  + 3NaOH -----> Na3C6H5O7 + 3H2O Volume of solution = 25.0mL or 0.0250…

Q: QUESTION 15 The Ksp for Ag2S is 1.0x10-51. What is the molar solubility of Ag2S? OA. 6.3x10-18 M OB.…

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Q: At a certain temperature the solubility of iron(II) carbonate is 5.9 x 10–6 M. What is the Ksp?…

A: When we dissolve FeCO3 into the solvent, it dissociates into Fe2+ and CO32-. When saturated solution…

Q: The solubility of the ionic compound M₂X3, having a molar mass of 295 g/mol, is 3.60 × 10-7 g/L.…

A:

Q: A Ringer's solution contains the following concentrations of cations: 143 mEq/L of Na+, 4 mEq/L of…

A: The given solution contains sodium, potassium and calcium cation, and chloride anion. The charge of…