how many grams of cuprous nitrate  are needed to make enough solution good for 22 laboratory group

Q: A solution has a concentration of 0.05 grams per kilogram. What is its concentration in parts per…

A: Formula- ppt  = parts per thousand = mass of solute in gmass of solution in g x 103 ppm = parts per…

Q: What mass of K2CO3 is needed to prepare 80.0 mL of a solution having a potassium ion concentration…

A: We have to calculate the mass of potassium carbonate.

Q: Two solutions are combined: 670 mL of 123 mM MgSO4 and 448 mL of 182.94 mM NH4OH. What is the total…

A: => 670 mL of 123 mM MgSO4 solution Volume (V1) = 670 mL => 448 mL of 182.94 mM NH4OH Volume…

Q: How many moles of ammonia are in 375. mL of a 2.25 M aqueous ammonia solution?

A: Given values are, Molarity= 2.25 M = 2.25 mol/L Volume of solution = 375 mL=0.375 L

Q: How many milliliters of a 3.95 M LiCl solution contain 13.9 g of LiC? Express your answer with the…

A: MW of LiCl = 42.394 g/mol mass given = 13.9 g Moles of LiCl=13.9 g42.394 g/mol=0.32787 mol

Q: Suppose 0.575 g of sodium nitrate is dissolved in 300. ml. of a 29.0 m Mf aqueous solution of…

A:

Q: what does 2.5M mean? A. there are 2.5 moles of solute B. there are 2.5 moles of solute per 100 mL…

A: we have to explain what does 2.5 M mean

Q: Part A: Determination of Densities of Pure Water and Calcium Chloride Solutions (1) Temperature of…

A: Concept used: Density = mass VolumeSpecific Gravity =Density of solutionDensity of reference

Q: a.)1.21 M

A: 3.   The Molarity of saturated NaNO3 solution is 10.9 (M), at 25• C. The molar mass of NaNO3 is…

Q: molarity

A:

Q: how did you get the dilution factor? is the dilution factor 9? or 91

A: To answer: how to get the dilution factor? is the dilution factor 9? or 91?

Q: A stock solution has a concentration of 5.50 mol/L. What volume of this stock solution is required…

A: Dilution :-  If a solution of molarity M1 and volume V1 is diluted by adding water to a solution of…

Q: 88.0 mL of an unknown concentration of NaOH is titrated with 56.0 mL of 0.75 M HCI. What is the…

A:

Q: What volume of each solution contains 0.12 molmol of KClKCl Express your answer using two…

A: a. Molarity of KCl = 0.247 M Molarity = number of moles (mol)Volume of the solution (L) 0.247 M =…

Q: Starting with a 6.861 M stock solution of HNO3, five standard solutions are prepared via serial…

A: Given : Initial concentration of solution = 6.861 M Initial volume of each solution = 25.00 mL Final…

Q: How many grams of CaCl2 (MM = 110.98 g/mol) are needed to make 50.0 mL of a 0.220 M solution? Your…

A:

Q: A brine solution is 10.0 % NaCl by mass. What is the molarity of this aqueous solution, given that…

A: Given a brine solution with concentration 10% by mass. Given density of the solution is 1.071 g/ml.…

Q: 25.64 mL of pure acid, X3A, was titrated w28.18 mL of 0.3Lel M sodium hydroxide. What is the…

A: Given information, Volume of pure acid, X3A (V1) = 25.64 mL Volume of sodium hydroxide (V2) = 28.18…

Q: A student is performing  an assay, which requires 20.0 mL solution of urea, which is 0.30 g/L.  The…

A: Calculate the molecular weight of urea (CH4N2O) using the atomic masses of carbon (12.01 g/mol),…

Q: A lab prepared a solution of sulfuric acid with a volume of 5.0x10-4 m3. The solution is further…

A: Molarity is defined as the number of moles of solute dissolved in 1 L of solution. The unit of…

Q: drogen peroxide (H₂O₂) is used in commercial tooth whitening products where the H₂O₂ concentration…

A: Mass percentage = 10% Density = 1.45 g/mL Molar mass of hydrogen peroxide = 34.0147 g/mol

Q: Dilution A. How many mL of concentrated nitric acid, HNO3, that is 12M do you need to make 500 mL…

A: Given -> M1= 12 M M2= 1.5M V2=500ml

Q: You need to prepare 343 mL of a 5.00 x 10 M CuSO4 solution from a 7 M stock solution. How much…

A:

Q: What volume of a 12.0 M acid stock solution is needed to prepare 40.0 mL of a 5.00 M acid solution?…

A:

Q: 5. Determining the percent sulfuric acid in an unknown solution. Experimental Procedure and Results:…

A: Given: Mass of empty 50 mL beaker = 52.5 g Mass of beaker + unknown solution = 66.55 g Drops of NaOH…

Q: A solution of iodine in carbon tetrachloride has a density of 3.22 g/mL and a concentration of 3.00…

A: (4)  Given that -  Density of solution of iodine in Carbon tetrachloride  = 3.22 g/mL  Concentration…

Q: How many grams of sucralose (molar mass=397.6 g/mol) are needed to make 635.0 mL of a 0.132 M…

A:

Q: Can u help me answer this 2 questions with complete solution please thank you 1. The density of…

A: (1) Given that -  Density of acetonitrile, C2H3N = 0.786 g/mL  Density of methanol, CH3OH = 0.791…

Q: Q1/ Calculate the normal concentration of 2.5 g KMN04 dissolved in 200 ml of water ?g.M.w KMn04 158…

A: Note:You have uploaded 2 questions simultaneously at one time. I can solve only first one (as per…

Q: What is the molarity of a solution that contains 126 g NaCl (molar mass = 58.44 g/mol) in 0.2 L…

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as…

Q: The mass in milligrams of oxygen (molar mass= 16 g/mol) in 1920cm3 of 1.76X10-3 M solution of H3PO4…

A: H3PO4 Volume = 1920 cm³ = 1920 mL = 1.920 L Molarity = 1.76 × 10-³ M =1.76 × 10-³ mol/L   Molarity =…

Q: there are_____ moles of solute in 800 milliliters of a 1 solution

A: As,the question is incomplete still I think that instead of 1 solution it should have been 1M…

Q: ▼ Part A What mass of MgCl2 is needed to make 205 mL of a 0.400 M MgCl2 solution? Express the mass…

A: Given Molarity,  volume Asking the amount of MgCl2

Q: Describe how to prepare 0.250 L of 0.800 M HCl solution, starting with a 2.00 M HCl solution. What…

A:

Q: After analysis for iron content, a water sample was found to have a concentration of 4.62ppm iron.…

A:

Q: Part1: 1.05×10-1  m glucose solution made by dissolving the glucose in 100.0 kg of water: ____ mol…

A:

Q: How many grams of NaCl is needed to make 236.5 mL of a a 3.04 M solution? Answer to 1 decimal place.

A:

Q: A Chemistry 20 student is provided with two sodium carbonate solutions for a laboratory activity.…

A: ppm unit is used when any substance is present in very small amount.  1 ppm = 10^-6 gm  So, solution…

Q: 7. During week l's lab we investigated the effect of different soaking solutions on the behavior of…

A: Calculation is given below for complete the table.

Q: a. Starting with a 1M stock of NaCl, a researcher prepares a 100 mM working solution. The dilution…

A:

Q: Q2// Calculate the normal concentration of 2 5 g KMn04 dissolved in 200 ml of water ?g.M.w KMn04 =…

A: Concept: Normal concentration: Normality or normal concentration is the gram equivalent weight of a…

Q: A laboratory experiment calls for you to make 2.00 L of a 1.20 M KNO3solution. You have a 6.00 M…

A: In order to calculate the amount of solution required to dilute we first write down the given data:…

Q: Determine the molarity (in mol/L) of nickel(II) sulfate when 2.78 g of nickel(II) sulfate is…

A: Molarity of any solution can be calculated by using the formula :          Molarity = Number of…