How many mL of 15.1 micromolar stock solution are needed to make 50.0 mL of 6.04 micromolar solution?

Q: A pharamacist prepares a solution by adding 3.00 mg of sodium ions to 114 g of water. How many ppm…

A: Number of moles of a chemical compound is used to measure the amount of the compound in the given…

Q: How many grams of vitamin C (C6H8O6) would be contained in 25.0 mL of a 2.8 M solution?

A: given: volume = 25 ml = 0.025 L molarity = 2.8 M moles = molarity × volume             = 2.8 × 0.025…

Q: A solution contains 19.30 mg of hemoglobin in 14.5 mL of solution. The molar mass of hemoglobin is…

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Q: How many grams of a solution that is 5.2% sucrose by mass are needed to obtain18g of sucrose

A: From data's given  With given percentage of sucrose, mass of 18g is obtained as follows

Q: 100ml of 1M by adding ml of 2006 alugo00 ato wnte

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Q: 14. What is the molecular mass of a substance if 22.5 g dissolved in 250 g of water produces a…

A: We are required to find the molar mass of the substance  Mass of substance taken=22.5 gm

Q: A concentrated solution has  (more, less, some) solute than a  (molar, concentrated, dilute,…

A: A solution is the mixture of solute and solvent. Its concentration is defined based on the amount of…

Q: How many milliliters of a 2.24% CuSO4 solution can be made with 1.818 g of solute?

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

Q: 8. A solution is made my mixing 90.0mL of alcohol with enough water to give 250.0mL of solution.…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: How many milliliters of a 15.51% CuSO4 solution can be made with 407 mg solute?

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Q: How many mL of 15.1 micromolar stock solution are needed to make 50.0 mL of 4.53 micromolar…

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

Q: Calculate the percent by mass of a solution made from 12 g NaCl (the solute) and 64 g water.

A: Interpretation - The percent by mass of a solution made from 12 g NaCl (the solute) and 64 g water…

Q: solution is made using 273.3 mL of methanol (density 0.792 g/mL) and 300.0 mL of water (density…

A: Density is defined as the mass per unit volume. It is represented by rho . Its relation is as…

Q: what is the normality of a solution that contains 7.08 g pf H3PO4 in 185 mL of solution

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Q: A .9M solution of magnesium chlorate is prepared with 40g of magnesium chlorate how much water was…

A: Given: Mass of magnesium chlorate (Mg(ClO3)2) = 40.0 g Concentration of Mg(ClO3)2 = 0.9 M Molar mass…

Q: How many mL of 15.1 micromolar stock solution are needed to make 50.0 mL of 1.51 micromolar…

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Q: How many millimeters of a 0.49M sucrose solution contain 504g sucrose?

A: Introduction If the value of molarity of any particular solution and mass of the solvent is given,…

Q: c) How much sodium hydroxide, NaOH, powder need to be used to prepare 150 mL of 2.0 M NaOH solution?

A: For NaOH:  Mass (m) = ? Molar Mass (MM) = 40 g mol-1 Volume of solution (V) = 150 mL = 0.150 L…

Q: A solution is made using 236.2 mL of methanol (density 0.7920 g/mL) and 300.0 mL of water (density…

A: Given :-  Volume of methanol = 236.2 mL Volume of water = 300 mL Density of methanol = 0.7920 g/mL…

Q: How much solid NaCl would you dissolve in water to make a 100.0 mL of a 0.250M NaCl solution?

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

Q: How many grams of a 2.47 percent zinc bromide solution contains 3.92 g zinc bromide?

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Q: A solution is made using 257.7 mL of methanol (density 0.7920 g/mL) and 300.0 mL of water (density…

A: Given: Volume of methanol = 257.7 mL Density of methanol = 0.7920 g/mL Volume of water = 300.0 mL…

Q: What is the mass in grams of NaCl that is needed to make a 3.25 L of 1.8% NaCl solution by mass…

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Q: Determine the amount in grams of NaCl needed to make the following solution 1.5 % NaCl in a total…

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Q: In separate containers, a scientist has an excess of 30% and 80% butanol solution. How many…

A: Mass percentage is defined as the quantity of solute present in 100 grams of solution.

Q: Qs) what is the molarity of a solution containing 0.42 moles of NaCl in 3.8 liters?

A: We know ; Molarity ( M ) = Moles of substance/volume of solution in L By using this formula we can…

Q: Determine the mass in grams of NaCl in 225g of solution if the percent by mass of NaCl is 9.50%.

A: Mass percentage is defined as- Mass percentage of component 1 = Mass of component 1Total mass×100

Q: What percent solution would you have if you dissolved 3.7g of NaCl in a total of 250 ml?

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Q: What is the molarity of a solution containing 15g sulphuric acid in 150 ml solution? What is the…

A: Mass of sulphuric acid = 15 g  Volume of solution = 150 ml  Molarity of the solution = ?  Normality…

Q: Determine the mass/volume percent of a solution made by dissolving: (a) 16.2 g C2H5OH (ethanol) in…

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Q: 5. How many mL of a 7% solution can be made if 12 grams of solute are available?

A: Percentage mass by volume defined as the ratio of weight of solute in grams to the volume of…

Q: How many mL of 15.1 micromolar stock solution are needed to make 50.0 mL of 3.02 micromolar…

A: In this question we will determine volume of 15.1 micromolar stock solution that are needed to make…

Q: isopropyl alcohol is mixed with water to produce a solution that is 40.0% alcohol by volume. how…

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Q: A solution is made by mixing 3.40 g of tea in 76.0 g of water. What is the mass percent of tea in…

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Q: What is the molarity of a 12.0% by mass ammonium chloride aqueous solution? Density of the solution…

A: The molarity of a 12.0% by mass ammonium chloride aqueous solution is to be calculated

Q: How much Ethylene Glycol (C2H6O2) in grams is dissolved to create 251 mL of a 3.50 M solution?

A: The molarity is calculated by the formula: Molarity=MolesVolume of solution......(1)

Q: 1.80 grams of ammonia (NH3) is dissolved in 525 grams of water, what is the molarity?

A: The Molarity ->                     The   Molarity of a given solution is defined as the total…

Q: What is the mass of BaCl2 in a 500 mL bottle of 0.20M BaCl2 Aqueous solution?

A: Given Molarity = 0.20 M volume = 500ml

Q: How many grams of vitamin C (C6H8O6) would be contained in 25.0 mL of a 2.8 M solution?

A: Given: Volume of vitamin C (C6H8O6) solution = 25.0 mL = 0.025 L Concentration of vitamin C = 2.8 M…

Q: Calculate the percent by volume of a solution that contains 5.0 ethanol in 250 mL solution?

A: The concentration of any substance can be expressed in different ways such as molality, molarity,…

Q: Rubbing alcohol is commonly used as an antiseptic for small cuts. It is sold as a 70% solution of…

A: Solution is made up of two components. Solute and solvent. Component which is present in major…

Q: How many ml of alcohol are needed to make 4.50 L of a 25.0% aqueous solution? (Assume the volumes…

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Q: How many grams of CaCl2 would you need to make 750 mL of a 2.00 mM CaCl2 solution?

A: Amount  of CaCl2  required to make 750 mL of a 2.00 mM CaCl2 solution is given below