The following photograph shows the laboratory apparatus required for preparing an aqueous solution of the hypothetical compound AB (150.5 g/mol). Which letter indicates the solvent? WATER 100 ml. 10gAB A BC None of the above

Q: You place an excess amount of Zinc into 25 mL of 0.100 M Hydrochloric acid.  a.)  What is the…

A: The chemical reaction that consists of an equal number of atoms of different elements on both sides…

Q: 7.5g of acetic acid are diluted to 150 mL with water. What is the molarity of the acetic acid?

A: Given, 7.5g of acetic acid are diluted to 150 mL with water.molar mass of acetic acid =60.0 gmolwe…

Q: How many milliliters of a 5.0M H 2 S O 4 stock solution would you needto prepare 100.0 mL of 0.25M H…

A: Interpretation -  To determine the milliliters of a 5.0M H 2 S O 4 stock solution would you need to…

Q: 8. A 300 ml solution of 0.55M sodium Chloride solution was evaporated. How much salt by welght was…

A: Mass of NaCl is 0.00965 gram

Q: 12. The molarity of a solution of 5.00 g of KCl in 150. mL of solution is_____

A: Molarity=no of moles of solute x 1000volume of solution in mlno of moles of solute=given…

Q: A solution is prepared by mixing 1.28 mol C7H16, 2.92 mol C8H18, and 2.64 mol C9H20. What is the…

A: We know that  % Mole of substance ={ (mole of a substance)/(total mole of solution )}× 100

Q: Which of the following solutions contains the greatest number of ions? a. 100.0 mL of 1.0 M sodium…

A: Given the following solutions : a. 100.0 mL of 1.0 M sodium nitrate b. 100.0 mL of 1.0 M iron(III)…

Q: water

A: Calculate the number of moles of acetic acid.

Q: 12. Lightly scented oils, such as jojoba oil, can be used as carrier oils for strongly fragrant…

A:

Q: Calculate the grams of solute in each of the following solutions:  (a) 3.3 L of 0.47 M K2CrO4  (b)…

A: Molar mass of k2CrO4 = 194.1896 g/mol M.M of HC2H3O2 = 60.052 g/mol M.M of HNO3 = 63.01 g/mol

Q: A 150 mL solution of 2.3x10-3 M HCl was prepared from a stock solution of 10 M HCl. What is the…

A:

Q: f) 6L of 1mM IPTG. You need to prepare a stock solution of 1M IPTG that will be sufficient to give…

A: Desired solution is molarity = 1 mM volume = 6 L Stock solution molarity = 1 M   molar mass of IPTG…

Q: 1. How many liters of 0.30 M H3PO4 is needed to react with 250 mL of 0.30 M of NaOH? Please refer to…

A: A question based on stoichiometry that is to be accomplished.

Q: Which of the following incorrectly represents the concentration of 2.79 g of KCI dissolved in 122 mL…

A: Solution is made up from solute and solvent. Solute is present in small amount and solvent in large…

Q: What volume of 1.2M potassium hydroxide is needed to neutralize 150mL of 3.2M sulfuric acid? Write a…

A: The balanced chemical reaction between potassium hydroxide (KOH) and sulfuric acid (H2SO4) is, 2KOH…

Q: Chemistry You have a stock solution of 1X108 concentration; prepare 10 ml of a working solution of…

A:

Q: If 0.0202 mol CaCl, is dissolved in water to make a 0.790 M solution, what is the volume of the…

A: 1- First we will determine the volume of water in L unit :   We know that,  Molarity =  [ moles /…

Q: 100 mL of a 0.55 M Ca(OH)2 solution contains how many grams of Ca(OH)2?

A: Given:Volume = 100 mL = 0.1 L.Molar mass = 74.092 g/mol.Concentration (Molarity) = 0.55M.

Q: 11) What is the concentration of HCl in the final solution when 65 mL of a 12 M HCl solution is…

A: 11) Given information, Initial volume (V1) = 0.065 LInitial concentration (M1) = 12 MFinal volume…

Q: 300.0 mL of a 0.440 M solution of Nal is diluted to 700.0 mL. What is the new concentration of the…

A:

Q: Gastric acid pH can range from 1 to 4, and most of the acid is HCl. For a sample of stomach acid…

A: Given data : Concentration of HCl = 1.77 x 10-2 M Volume of stomach acid = 11.7 mL = 0.0117 L We…

Q: How many milligrams H2SO4 (98.09 g/mol) are present in 35.00mL of 0.200 M H2SO4 solution? A. 687…

A: Given data: Volume = 35.00 mL Molarity = 0.200M Molecular mass of H2SO4 = 98.09 g/mole

Q: please highlight the correct answer

A: Molarity is moles/litre of solution.

Q: The molarity of a solution made by placing 98 grams of H2SO4 insufficient water to make 500.…

A: The given mass of H2SO4=98 g The molar mass of H2SO4=98.079 g/mol. The volume of the solution=500…

Q: given a stock solution of 2.0%,how would you prepare 10mL of the following solution? find mL stock…

A:

Q: How many mL of concentrated nitric acid (HNO 3, 15.0 M) should be diluted with water in order to…

A: Given:Volume of Nitric acid =?Molarity of Nitric acid = 15MRequired solution : volume = 2L…

Q: What volume in L of a 0.32 MMg(NO:) solution contains 45 g of Mg(NO.): ?

A:

Q: 100.0 ml of a0.500 M solution of KBr is diluted to 500.0 ml, what is the new concentration?

A: Determining new concentration.

Q: Say you have 1.50 M MgS0₄ solution and you need 200. mL of 0.600 M MgS0₄. How can you prepare this…

A: The given data contains, Molarity of MgSO4 M1 = 1.50 M. Molarity of MgSO4 M2 = 0.600 M. Volume of…

Q: What is the final HCl concentration of 66.4 mL of 8.08 M solution diluted to 1.53 L? .351M O 3.51M…

A: Given : Initial concentration of HCl solution = 8.08 M Initial volume of HCl solution = 66.4 mL And…

Q: 400.0 mL of a 0.500 M solution of NaCl is diluted to 900.0 mL. What is the new concentration of the…

A: Given: Note: (1L = 1000mL)

Q: Calculate the grams of solute in each of the following solutions:   (a) 3.4 L of 0.87 M K2CrO4…

A:

Q: 300.0 mL of a 0.400 M solution of Nal is diluted to 700.0 mL. What is the new concentration of the…

A: Given : Initial concentration of NaI = 0.400 M Initial volume of NaI solution = 300.0 mL And final…

Q: Q3:- A. If 2.9 x 10³ g of Ca (OH) 2 is needed to saturate 250 mL of solution, what is the Ksp?…

A:

Q: 9. A technician is preparing a 40% solution. What volume of stock solution should be use to prepare…

A:

Q: How many stock solution of 0.6 M HNO3 would you have to prepare 110 mL of 0.500 M HNO3?

A:

Q: How many milliliters of 10.5 M HCl(aq) are needed to prepare 950.0 mL of 1.00 M HCl(aq)? V = mL

A: Given, Stock solution  Concentration of HCl solution (M1) = 10.5 M Volume of HCl solution (V1) = ?…

Q: 300.0 mL of a 0.300 M solution of Nal is diluted to 700.0 mL. What is the new concentration of the…

A:

Q: Q4) give the proper name for two of the following molecules: a) SiC b) AIF3 c) MgO Qs) what is the…

A: Q4) Naming of the molecule . Q5) Molarity = moles of solute / volume of solution in liters .

Q: 11.) What is the molar concentration of 268 mg of sodium acetate when added to 135 mL of water?

A: Molarity of the solution can be determined by dividing the number of moles ofsolute with the volume…

Q: How many grams of carbon are in 177.8 mL of a 3.15M solution of octanol(C8H17OH)|

A: Given formula of octanol is C8H17OH. One mole of octanol contains 8 carbon atoms. Atomic mass of…

Q: How many moles of Ba(OH)2 are present 295 mL 0.200 M Ba (OH)2?

A: Solution The mole thought could be a convenient technique of expressing the number of a substance.…

Q: 6. Commercially available concentrated hydrochloric acid is 37.0% w/w HCI. Its density is 1.18 g/mL.…

A:

Q: 300.0 mL of a 0.410 M solution of Nal is diluted to 700.0 mL. What is the new concentration of the…

A:

Q: 2- Calculate the weight of solute in grams for each of the followings solutions: (a) 43.5 mL of…

A: Here i have calculated the weight of solute in grams

Q: 300.0 mL of a 0.465 M solution of Nal is diluted to 700.0 mL. What is the new concentration of the…

A: Dilution of solution occurs when water is added to the concentrated solution. The concentration…

Q: How many grams of CH3OH must be added to water to prepare 150 mL of a solution that is 2.0 M CH3OH ?…

A:

Q: What mass of NaCl is needed to prepare 500.0 mL solution sign a concentration of 0.450 M?

A:

Q: what mass (in g) of disodium phosphate (NaHPOJ must be dissolved in 495.50 ml of water to crate a…

A: Composition of a solution can be ascertained either qualitatively or quantitatively. Molarity is a…