A solution has a concentration of 0.22 M KBr and a volume of 0.020 L. It is then diluted to a concentration of 0.11 M. What is the new volume? Select the correct answer below: 0.040 L 0.010 L 0.20 L 0.020 L

Q: 100.0 mL of a 0.500 M solution of KBr is diluted to 500.0 mL. What is the new concentration of the…

A: The given problem relates to stock dilution, so we can use the below relation to calculate the final…

Q: 400.0 mL of a 0.455 M solution of NaCl is diluted to 900.0 mL. What is the new concentration of the…

A: Given, 400.0 mL of a 0.455 M solution of NaCl is diluted to 900.0 mLwe are asked to calculate the…

Q: You need to make an aqueous solution of 0.140 M manganese(II) sulfate for an experiment in lab,…

A: we have to calculate mass of manganese(II) sulfate needed to prepare the solution

Q: Choose the best answer. Q1. What mass of K₂CO3 is needed to prepare 200 mL of a solution having a…

A:

Q: If a 3.20 M solution of sodium chloride contains 0.0850 mols of NaCl(ag), what is it's volume in mL?…

A: Mole is a standard unit for measuring large quantities of very small entities such as molecules,…

Q: What volume of 12M HCl is required to make 650 mL of a 0.5 M solution?

A: Given :- initial concentration = 12 M                Final concentration (M2) = 0.5 M…

Q: What volume of 0.7777 M HNO3 is needed in order to produce 200 mL of 0.1550 M HNO3?   12.24 mL…

A: Given data - - > M1 = 0.7777 M V1 =? M2 = 0.1550 M V2 = 200 ml We know that from the formula M1V1…

Q: A student begins lab with 31.2 mL of 3.7 M HCI. They are instructed to dilute the solution so that…

A:

Q: A 378.4 mL sample of water contains 0.038 g of NaCl. Calculate the concentration in ppm.…

A: Parts per million is a concentration term.

Q: Q8. The correct set of quantum numbers (n, 1, m, m.) for an electron in a 5f orbital A. (4, 2, 1,…

A:

Q: A Moving to another question will save this response. Question 31 Which of the following solutions…

A: 200.0 mL of 0.10 M sodium carbonate.

Q: A student begins lab with 318.1 mL of 3.9 HCI. They are instructed to dilute the solution so that…

A:

Q: The concentration of a CaCl2 solution is 0.677 M. Find the volume of the solution, in mL, which…

A: Solution Molar concentration (also referred to as M, quantity concentration or substance…

Q: Sample A 1. Molarity of Standard HCl 0.1 mol 2. Volume of Standard HCl used 25 ml 3. Initial Volume…

A:

Q: ?Which of the following aqueous solutions contains the least number of ions اخترأحد الخيارات a.…

A:

Q: 44) What volume of a 4.00 M KCl solution is required to prepare 100. mL of an 8.00 M KCI solution?…

A: We can use the below given relation to calculate the volume of solution required to prepare a…

Q: STARTING AMOUNT Determine the total volume in milliliters of water a chemist should add if they want…

A:

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: What concentration of 29.03 mL of H2SO4 can be prepared from 13.53 mL of 0.45 M H2SO4?

A:

Q: Determine the molarity of the solution when 0.308 g of silver nitrate is dissolved in 12.0 mL of…

A: molarity of a solution is defined as no of moles of solute devided by volume of solution in liter.

Q: A 0.2433 g sample of a monoprotic acid neutralizes 31.31 mL of a 0.08819 M KOH solution. Calculate…

A:

Q: A 1.0 L solution of .50 M HCI is diluted to a new volume of 2.5 L. What is the concentration of the…

A: Given that, Initial volume (V1) = 1.0 L Initial concentration of HCl (M1) = 0.50 M Final volume (V2)…

Q: Part L How many milliliters of a 0.250 M NaCl solution are required in order to supply 25.0 grams…

A: Welcome to bartleby !

Q: 13. A 800.0 L sample of drinking water is found to contain 2.00 mg of arsenic. What is the…

A:

Q: answer Q1. What mass of K₂CO3 is needed to prepare 200 mL of a solution having a potassium ion…

A: Solution 1). Molar mass of K2CO3 = 138.2 g/mol Volume of Solution = 200 mL Concentration of K2CO3 =…

Q: What volume of 0.220 M HBr solution (in mL) is required to obtain 0.0600 moles of HBr? A) 3.67 L B)…

A:

Q: What volume of 12.0 M HCI (concentrated HCI) would you need to make 1.00L of 1.0M HCI? A B C D 83.3…

A: This question belong to some basic concepts of chemistry that is Mole Concept. Solve by using…

Q: What mass of K2CO3 is present in 0.575 L of a 0.611 M Na2CO3 solution? a. 130.1 g b. 146.8 g c. 65.7…

A:

Q: Q 9 please

A: (9)  Given that -  Atoms = Ca, P , F    Atomic radius is the distance between central of nucleus of…

Q: A 50 ml solution of 1.2 M NaCl is diluted to 100 mL. What is the new concentration?

A: When a single type of solution initially has a fix concentration and then we mix some amount of…

Q: Describe how you would make 800.0 mL of a 0.800 M NAOH solution from a 13.0 M stock NaOH solution…

A:

Q: Choose the best answer. Q1. What mass of K₂CO3 is needed to prepare 200 mL of a solution having a…

A: Wavelength is the distance between two successive  wave .

Q: What is the mass of 2.2 x 10 ° CO 2 molecules? O a. 1.0 x 10-12 g O b.1.6 x 10-13 g O. 12x 106 g O…

A:

Q: What mass of potassium iodide (molar mass 166.0 g/mol) is needed to produce 325.0 %D mL of a…

A: Molarity is the concentration os solute per Litre os solution.

Q: Choose the best answer. Q1. What mass of K₂CO3 is needed to prepare 200 mL of a solution having a…

A: Here we have to  choose correct option about which ion pair will not form precipitate-

Q: A 10.0 g of Na2CO3 (106.0 g/mol) is dissolved in 75.0 mL of 0.300 M NaOH. What is the molarity of…

A: Number of moles = mass/molar mass  Molarity = number of moles/volume of solution (in L)

Q: 0,500L 40.03 19. What volume of a 1.5 M KOH solution is needed to provide 3.0 moles of a. 3.0 L c.…

A: In the given question, molarity and moles are given. We are asked to find the volume of the…

Q: 10. To perform an experiment, you need 0.800 L of 12.0 M sulfuric acid. You go to the acid cabinet…

A: Given: Initial molarity is 18 M, final volume is 0.800 L and final molarity is 12 M. Introduction:…

Q: STARTING AMOUNT X What volume in L of a 0.724 M Nal solution contains 0.405 mol of Nal ? ADD FACTOR…

A: We know that molarity is defined as the number of moles of solute dissolved in a given volume of…

Q: Q 7 please

A: (7)  Given that sulfur ion (S-2)    We know that sulfur belongs to group 16 with atomic number of 16…

Q: Choose the best answer. Q1. What mass of K₂CO3 is needed to prepare 200 mL of a solution having a…

A:

Q: A 87.0 mL aliquot of a 0.500 M stock solution must be diluted to 0.100 M. Assuming the volumes are…

A: M1 =0.500 M M2 =0.100 M V1 =87.0 ml V2 =to find

Q: Write Lewis structures that obey the octet rule for each of the following. a. HCN b. PH3 c. CHCl3 d.…

A: Hey, since there are multiple subparts posted, we will answer first three subparts. If you want any…

Q: Suppose you need to prepare 1.00 L of 0.100 M HCl(aq), and all you have on hand is 0.250 M HCl(aq).…

A: The given question is from dilution of HCl. During dilution no. Of moles do not changes. So, M1V1=…

Q: 1. How many grams of potassium chloride are needed to prepare 400 ml of a 250 M KCl solution? 2.…

A: Formula of molarity and dilution law would be used.

Q: Q10. Which of the following is paired incorrectly? A. C6H12O6 nonelectrolyte C. Na(OH) strong…

A: Non electrolyte - non electrolyte does not dissociates in solution to form its ion  Strong…

Q: How many mL of water should be added to 50.0 mL of a 15.0 M H2SO4 solution to give a final…

A: In the dilution process, the relationship between initial and final concentrations and volumes of…