Calculate the mass (in g) of sodium hydroxide required to make 4.50 L of a 6.50% (m/V) solution. Enter your answer in scientific notation.

Q: Calculate the mass of KOH in grams required to prepare 5.00 x 103 mL of a 2.50 M solution. [KOH =…

A: Given, mass of KOH = 5.00 x 103 g Molar Mass = 56.1 g/mol Volume of Solution = 2.50 L  Mass of KOH…

Q: Graphically find the concentration in ppm and then calculate in mol/L of Soda #1 and Soda #2?

A: Caffeine Std (ppm) Absorbance (270 nm) 1 0.179 2 0.39 3 0.673 4 0.787     Soda #1 0.233…

Q: Sherri is asked to dilute her prepared CuCl2 solution with a volume of 655ml CuCl2 and a…

A: Given  Initial Volume of Solution (V1)= 655 mL                                                 =…

Q: If 50. mL of solution containing 2.0 x 103 ppm sodium ion is diluted to 4.0 L, what is the final…

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Q: How many grams of NaCl (molar mass = 58.4 g/mol) are required to make 1.0 L of a 0.1 M solution? Add…

A: The question is based on the concept of solutions. molarity is defined as number of moles of solute…

Q: You need to prepare 363 mL of a 8.00 × 10-2 M CaNO3 solution from a 12.00 M stock solution. How much…

A: The given problem can be solved by using the formula given below as; M1 V1 = M2 V2…

Q: Calculate the volume in liters of a 0.0337M nickel(II) chloride solution that contains 3.00 mol of…

A: Molarity is defined as number of mole of solute divide by volume of solution in liter

Q: Calculate the mass of NaCH3CO2 contained in 500.0 mL of a 0.150 0 M NaCH3CO2 solution. (NaCH3CO₂ =…

A: Volume=500.0 mLmolarity=0.150Mmass of NaCH3CO2=molar mass of NaCH3CO2=82.0343g/mol

Q: How many grams of NaOH would you need to make 9,817 mL of a 270 mM NaOH solution (m.w. = 40.00…

A: Given information:Concentration of NaOH solution (M) = 270 mMVolume (V) = 9817 mLMolar mass of NaOH…

Q: Ms. Dunne added 2233.8 milliliters of water to 16.2 milliliters of NaOH solution to make a 3.60 x…

A: The equation for calculating molarity is the ratio of the moles of solute whose molarity is to be…

Q: How many milligrams of strontium carbonate, SrCO3, will dissolve in 4.000 L of deionized water at…

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Q: 232.57 g of mercurous sulfate is dissolved in enough water to form an unknown concentration of…

A: In case of dilution of any substance the number of moles of substance remain unchanged. No. of mole…

Q: How many milliliters of a solution t

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Q: Lithium phosphate, Li3PO4 (Ksp=2.37 x 10-4) is dissolved in water. What is the maximum amount of…

A: The solubility product, Ksp of an ionic compound is defined as the product of the concentration of…

Q: How many grams of NaOH are needed to prepare 250 mL of  0.225 MM  NaOH?

A: The molarity of the solution is defined by the mole of solute present in one liter of solution. The…

Q: QUESTION 16 The solubility of an unknown salt is shown in the graph. If a solution is unsaturated at…

A: As we can see on increasing temperature ,the solubility of salt is increasing , thus there is a…

Q: Calculate the molarity of a solution that contains 80. grams of NaOH in 2.0 L of solution.

A: Given :- mass of NaOH = 80 g               volume of solution = 2.0 L  To calculate :- molarity of…

Q: A chemist wants to make 5.5 L of a 0.330 M CaCl2 solution. Part A What mass of CaCl2 (in g) should…

A: Generally molarity is calculated by using following equation.

Q: Calculate the final concentration of each of the following: 2.3 L of a 5.5 MM HCl solution is added…

A: During dilution, the number of moles in concentrated solution as well as in diluted solution remains…

Q: An aqueous potassium iodate (KIO3) solution is made by dissolving 5.60×102 grams of KIO3 in…

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Q: You would like to do a little research in ecology and you ask Professor Turner if you could…

A: To prepare a 2% potassium dichromate (K2Cr2O7) solution, we need to calculate the volume of…

Q: Enter your answer in the provided box. Calculate the percent by mass of the solute in the following…

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Q: How many grams of CaCl2 are needed to make 923.3 g of a solution that is 32.5% (m/m) CaCl2 in water?…

A: The objective of the question is to find out the amount of CaCl2 and water needed to make a solution…

Q: molarity

A:

Q: How many sodium ions are present in a 1.73 L solution of 0.638 mM Na2SO4? Report your answer using…

A: Given, Molarity of Na2SO4 = 0.638× 10^(-3) M  And volume = 1.73 L    NA = avagadro's number

Q: How many grams of sodium hydroxide (M.W=40g/mol) are needed to prepare 4.62 liters of a 7 M…

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Q: How many milliliters of a 1.50 M NaBr solution contain 75.0g of NaBr?

A: Molarity: The concentration for solutions is expressed in terms of molarity as follows,

Q: Calculate the volumes, in mL, of: ethanol, C2H5OH (ρ= 0.789 g/mL), that must be dissolved in water…

A: Molecular weight of ethanol=46 g and       Molecular weight of HCl is 36.5 g

Q: You will use three corn syrup solutions of 10.0, 20.0 and 30.0% by mass in your Virtual Lab…

A: Suppose we are having 1000 g of solution so mass of glucose  = concentration  *  mass of solution  /…

Q: The slopes of the lines in graph 1 can be interpreted as a useful quantity around the lab if you…

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Q: Express your answers with at least two decimal places.   How many moles of glucose are present in…

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Q: If 2.03 g of CuNO3 is dissolved in water to make a 0.640 M solution, what is the volume of the…

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Q: How many grams of calcium chloride (CaCl2) are in a 1 M calcium chloride solution?

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Q: i need solution please help me my question answer.

A: The objective of this question is to calculate the molar concentration of glucose in a solution…

Q: What is the concentration in M of a NaCl solution prepared to a total volume of 608.8 mL using 38.18…

A:

Q: The gas sample has a volume of 31.4 μL at 22.6 °C. What is the volume of the gas after the sample is…

A: The initial volume of the gas sample = The initial temperature of the gas sample = The gas sample is…

Q: O Chemical Reactions Using molarity to find solute moles and solution volume 1/5 Bish Calculate the…

A: Approach to solving the question: Detailed explanation: Examples: Key references:

Q: A solution contains 6.1 g of vitamin C (C6H8O6) dissolved in enough water to make 200 mL of…

A: Molarity = number of moles of solute/volume of solution (in L)  Number of moles = Molarity × volume…

Q: What mass ( in g ) of NaCl is needed to make 530 g of a 21.1% NaCl solution? Report your answer to 2…

A: Mass percentage  = mass of solute/mass of solution  × 100

Q: 1. Calculate how much lemonade powder you will need to make 0.100 L of each solution. Fruit drink is…

A: Molarity is a unit of concentration commonly used in chemistry, which represents the number of moles…

Q: Determine the volume of dilute HNO3 (d= 1.11 g/mL and 19% pure) that can be prepared by diluting 50…

A: Interpretation -  To determine the volume of dilute HNO3 (d= 1.11 g/mL and 19% pure) that can be…

Q: What mass ( in g ) of NaCl is needed to make 330 g of a 27.0% NaCl solution? Report your answer to 2…

A: NaCl = 27% 1gram = 1 milliliter so, Volume = 330 ml Mass of NaCl = ?

Q: 43.57 g of mercurous sulfate is dissolved in enough water to form an unknown concentration of…

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Q: Calculate the volumes, in mL, of: ethanol, C2H5OH (ρ= 0.789 g/mL), that must be dissolved in water…

A: We have to calculate the volume of ethanol, C2H5OH (ρ= 0.789 g/mL), that must be dissolved in water…

Q: Question 1 Explain the difference between mass %, ppm, and ppb.   Question 2 Determine the…

A: Concentration of a solute in a solution can be expressed as Parts Per Million (ppm)  Mass Percentage…