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

Q: How many milliliters of solution of 0.150 M LE-COs could a student make from 8.33 grams of Li.CO,…

A: Given =  concentration = 0.150 M  Wt . In gm = 8.33 g  Molecular wt = 73.89 =74 g/mol 73.88 g of…

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 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: How many grams of KNO3 would be needed to prepare a 275 g of a 6.3% KNO3 solution?

A: Given: Mass of solution = 275 g w/w% = 6.3% Weight percentage is expressed as follows, w/w% = mass…

Q: How many grams of copper ( II ) nitrate hexa hydrate are needed to prepare 1250.0 mL of 0.115 M…

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Q: A solution is made using 218.8 mL of methanol (density 0.7920 g/mL) and 300.0 mL of water (density…

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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: The percent by mass of NH3 in the solution is %.

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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: How many grams of sodium chloride are required to make 2.34 L of 2.43 M sodium chloride solution?

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

Q: How many grams of NaCl are present in 1263 ml of a 1.09 M solution?

A: Given , Volume of NaCl solution =1263 ml Molarity of solution = 1.09 M

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: Sugar has a molar mass of 342.30 g/mol. What is the molar concentration of 230.6 mL aqueous solution…

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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: How many liters of a 0.510 M sucrose solution contains 5.6 kg of sucrose?

A: Given: 0.510 M sucrose solution 5.6 kg of sucrose

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: What is the molarity of a solution containing 14.2 gg of KClKCl in 251 mLmL of KCl solution?

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Q: How many mL of an 8.56% solution can be prepared from 42.8 g of sucrose?

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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 solution that is 5.2% sucrose by mass are needed to obtain 18 g of sucrose.

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

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 223.8 mL of methanol (density 0.7920 g/mL) and 300.0 mL of water (density…

A: For Methanol : Volume = 223.8 mL Density = 0.7920 g mL-1   For Water :  Volume = 300 mL Density =…

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 percent by mass of a solution made by dissolving 55.0 g NaCl in 275 g water?

A: Mass of the solution is mass of the solute plus mass of the solvent.

Q: A solution is made using 128.3 mL of acetonitrile (density 0.7766 g/mL) and 250.0 mL of water…

A:

Q: How many millilitres of a 2.5% stock solution should be used to make 0.2 litres of a 1:200 w/v…

A: Given:  Mass percentage of stock solution,M1 = 2.5%  Volume of stock solution used, V1 = ?  Volume…

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: How many 0.5 g tablets of aluminum acetate are needed to make 1250mL of 1:500 aluminum acetate…

A: Mass of each tablet = 0.5 g

Q: how many grams of MgF2 are needed to make 175 mL of 3.5 M magnesium fluoride solution ?

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Q: How many grams of KNO3 would be needed to prepare a 275 g of a 6.3% KNO3 solution?

A: Total amount of solution = 275 g % of KNO3 in the solution = 6.3 % All this are w/w % and we have…

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: A solution is made using 130.1 mL of acetonitrile (density 0.7766 g/mL) and 250.0 mL of water…

A: Step 1: Calculating the moles of solute( acetonitrile) .  Step 2: Calculating the mass of the…

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