A solution is prepared at 25oC by mixing 20 g of K2SO4 with 150 cc of water. The density of water at this temperature is 1 g/cc. What is the m of K2SO4?

Q: An aqueous solution of ethanol (MM = 46.07 g/mol) has a molality of 14.83 m and a density of 1.100…

A: By given values and interpretation of data solution is given as follows. hope is helps

Q: A Na2SO4 solution is prepared that is 1000.0 ppm (parts per million) sodium ion. a) What is the…

A: a) 1 ppm is equivalent to 1 mg/L Thus 1000 ppm is equivalent to 1000 mg/L. Determination of…

Q: Alcoholic beverages come in many different concentrations denoted by their weight percent (w/w). If…

A:

Q: Calculate the molarity of 0.700 mol of Na2S in 1.45 L of solution Then, calculate the molarity of…

A: A. If 1 mole of Na2S is present in 1 L solution then the molarity will be 1 M. If 0.7 mole is…

Q: (a) A solution is made by dissolving 13.5 g of glucose (C6H12O6) in 0.100 kg of water. What is the…

A: a) Since mass percentage is defined as the percentage of solute in the solution  i.e % m/m = mass of…

Q: What is the normality of an aqueous solution of ferrous sulfate if 41.50 grams of FeSO4 were added…

A:

Q: What is the mass-volume percent (% m/v) of sodium hydroxide (NaOH) in a solution prepared by adding…

A: % m/v is given by  % m/v = mass of solute X 100 / volume of solution  volume of solution given = 141…

Q: Calculate the molarity of a solution composed of 4.5G of AgNO3 in 250mL of aqueous solution

A: Given that,  Weight of AgNO3 dissolve to make a solution w = 4.5 g Volume of AgNO3 solution V =…

Q: (b) An aqueous solution of a nonelectrolyte is made by dissolving the solute in 1 L of water. The…

A: Answer:- This question is answered by using the simple concept of depression in freezing point using…

Q: 2. A solution is prepared by dissolving 10.44 g of NaCl in enough water to make 500.0 mL of…

A: 1 parts per million (ppm) is equivalent to 1 mg/L. Expressing the given concentration in mg/L: 500…

Q: 5) Antifreeze is composed mainly of ethylene glycol (C2H6O2, d = 1.11 g/cm3). It is added to a car…

A:

Q: 2. Solution contains 0,2449 g of potassium bromate (М=167,000). Its molar equivalent concentration…

A:

Q: 4. A solution is prepared at 25°C by mixing 20 g of K2SO4 with 150 cc of water. The density of water…

A: Molality of solution represents the moles of solute per kilograms of solvent. Thus, molality is an…

Q: What mass (in grams) of a 0.500m solution of sodium acetate in water would you use to obtain 1.00…

A: Given : Molality of sodium acetate = 0.500 m And moles of sodium acetate = 1.00 mol Since moles of…

Q: Calculate the molarity of a solution consisting of 5.25 g of NaCI in 0.237 L of solution A) 22.2M…

A: The given problem can be solved by using the formula given below as; Molarity = Moles of…

Q: Ethylene glycol is the primary component in antifreeze. How many grams of ethylene glycol…

A: Molarity ( M ) is defined as " the number of moles of solute ( n ) present in one litre of solution.…

Q: What mass of MgSO4・7H2O will be contained in 125.0mL of 0.1500 M MgSO4 solution?

A: a mole of substance always weigh its molar mass let a substance has mass m and molar mass m so moles…

Q: 1. a) What volume of 8.40 N Al(OH)3 will be used to prepare 350.0 mL of 2.10 M solution? b) How many…

A: Solution -

Q: 25 litres of a 1.0 M solution of bromine in dichloromethane. determine the volume of each liquid

A: Given: Concentration of bromine in solution = 1.0 M And volume of solution = 25 L.

Q: Calculate the grams of CuSO4.5H2O required to prepare 100.0ml of 0.0500 M CuSO4.5H2O.

A:

Q: What mass of benzoic acid (130 g/mol) is required to prepare 75.0 mL 120.0 mM benzoic acid solution?

A: Here, we have to find the mass of benzoic acid that is required to prepare 75.0 mL 120.0 mM benzoic…

Q: Calculate the mass percent by volume of 341.6 g of glucose (C₆H₁₂O₆, MM = 180.2 g/mol) in 325 mL of…

A: We have to calculate the mass % by volume.

Q: A chemist must dilute 40.2mL of 1.26M aqueous sodium carbonate (Na2CO3) solution until the…

A: A solution is a homogeneous mixture of solute and solvent. its concentration is defined as amount of…

Q: An aqueous solution of ethanol (MM = 46.07 g/mol) has a molality of 12.15 m and a density of 1.100…

A: Solution :The values provided in the question are:i) Molarity of ethanol solution = 12.15 mii) Molar…

Q: Alcoholic beverages come in many different concentrations denoted by their weight percent (w/w). If…

A:

Q: The density of water at 25 degree Celcius is at 0.9975 g/ml and the density of ethanol, C2H5OH, is…

A: Given that : Density of water = 0.9975 g/mL Density of ethanol = 0.786 g/mL Mass of ethanol = 17.6 g…

Q: Calculate the mass in grams of k2so for needed to prepare 32.00g of 2.000% K2SO4 solution?

A:

Q: A solution of acetic acid, CH3CO2H, is prepared by dissolving 40.0mL of acetic acid in enough water…

A: Volume % = volume of solute/volume of solution*100

Q: To 14.8 cm3 of a 1.5 M H2SO4 , enough water is added to produce a 0,18 M H2SO4 solution. How much…

A: During the process of dilution, the number of moles of the solute H2SO4 remains the same.  Thus, we…

Q: 6 mL of a 1.5 % CuSO4 solution is diluted to 10 mL with pure water, what is the final concentration…

A: NOTE : 1) since density is not given, we have to assume % concentration as % (m/v). 2) Since it is…

Q: b) 1.881x10-3g of copper (II) sulfate in 122mL of solution

A:

Q: A 9.50% by mass solution of acetone (C3H6O) in water has a density of 0.9849 g/mL at 20°C. What che…

A: The given data: The mass % of solution = 9.5 % The density of solution = 0.9849 g/ml To determine =…

Q: How many grams of calcium chlorate [Ca(CIO3)2] are there in 800mL of a 3.5M solution ?

A:

Q: A 20.0 % by mass solution of phosphoric acid (H3PO4) in water has a density of 1.114 g/mL at 20°C.…

A: Molarity is calculated by using formula : molarity = moles of solute / volume of solution ( L)  So,…

Q: What is the normality of a solution made by diluting 6.5 g of H2SO4 to a volume of 200 mL? What is…

A:

Q: 5. 1f you diluted 50.0 mL of 0.380 M aluminum sulfate solution to 100.00 ml., what would be the…

A: Given data: Volume V1 = 50.0 mL Molarity M1 = 0.380 M Volume V2 = 100 mL Molarity M2 = ? Formula…

Q: Calculate the volume (in mL) of 1.50M sodium phosphate solution that contains 5.20g of solute.

A: Answer - According to the question - Given values - for Na3PO4 Mass = 5.20 g Molar mass = 163.94…

Q: Calculate the mass percent by volume of 333.6 g of glucose (C₆H₁₂O₆, MM = 180.2 g/mol) in 325 mL of…

A:

Q: An aqueous solution is prepared by dissolving 16.7 grams of Aluminum hydroxide in 645.0 mL solution.…

A: Given data,Mass of Al(OH)3=16.7gVolume of solution=645.0mLDensity of solution=1.09g/mL

Q: A 9.50 % by mass solution of acetone (C3H6O) in water has a density of 0.9849 g/mL at 20°C. What is…

A:

Q: An aqueous solution of hydrochloric acid, HCl has a concentration of 7.21 M and a density of…

A: The ratio of mass of particular compound to the mass of solution multiply by 100 is known as percent…

Q: What is the mass-volume percent (% m/v) of sodium hydroxide (NaOH) in a solution prepared by adding…

A:

Q: mass of CuSO4·5H2O(s) required to prepare 100.0 mL of 0.100 M solution.

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: Ethylene glycol is the primary component in antifreeze. How many grams of ethylene glycol…

A: Molarity of a substance is termed as the moles of solute per liter of solution. Given data, Molarity…

Q: 6.00 mol of C6H12O6 in 250.0 mL of solution      M

A:

Q: A student is to prepare a 250.-mL solution of 1.0 M glucose (C6H12O6, 180.16 g/mol). a) How many…

A: Given: The volume of the solution is 250 mL. Molarity of glucose solution =1.0 M   Molarity can be…

Q: Calculate the volume of 0.250 M solution made by dissolving 5.56g of solid magnesium chloride in…

A: Molarity   is the number of moles of solute dissolved in per litre of the solution.  Solution is…

Q: One of the most utilized IV (intravenous) fluids administered in medical settings is called D5W,…

A: Given that : Volume of D5W = 250 mL %m/V = 5%

Q: essential oils from a plant, 7.5 mL of benzene (C6H6, 78.11 g/mol) was mixed with 25.00 mL of hexane…

A: