1) How many milliliters of 0.20M PMSF stock solution do you need to make 80 mL 1.2 mM PMSF solution?
2) What is the [H+] (in M) if the pH is 2?
3) What is the [OH-] (in M) if the pH is 12.5 (the digits before the decimal point in a logarithm are not significant figures)?
1) How many milliliters of 0.20M PMSF stock solution do you need to make 80 mL...
A. How many milliliters of 0.110 M HCl are needed to completely neutralize 55.0 mL of 0.107 M Ba(OH)2 solution? Express the volume in milliliters to three significant digits. B. How many milliliters of 0.125 M H2SO4 are needed to neutralize 0.170 g of NaOH? Express the volume in milliliters to three significant digits. C. If 55.0 mL of BaCl2 solution is needed to precipitate all the sulfate ion in a 746 mg sample of Na2SO4, what is the molarity of the solution? Express the molarity...
How many milliliters of an 80% (v/v) solution of isopropyl alcohol would you need to make 654 mL of a 40.4% (v/v) solution of isopropyl alchohol?
How many milliliters of 0.130 M HCl are needed to completely neutralize 46.0 mL of 0.105 M Ba(OH)2 solution? Express the volume in milliliters to three significant digits.
how many milliliters of a stock solution of 2.00 M KNO3 would you need to prepare 100.0 mL of 0.150 M KNO3?
How many milliliters (mL) of a 3.0 M H2SO4 solution are needed to make 810 mL of 0.10 M H2SO4?
questions 1-5
QUESTION 1 How many milliliters of an 80% (V/V) solution of isopropyl alcohol would you need to make 355 mL of a 47.1% (v/v) solution of isopropyl alchohol? QUESTION 2 The ratio of solute to solvent expressed in some set of units is the QUESTION 3 For very dilute solution we sometimes use parts per million, also known as QUESTION 4 How many grams of NaOH would be needed to make 773 mL of a 2.76 M solution?...
How many milliliters of a 0.266 M LiNO3 solution are required to make 150.0 mL of 0.075 M LiNO3 solution? 42.3 mL 53.2 mL 18.8 mL 23.6 mL 35.1 mL
(a) How many milliliters of a stock solution of 11.0 M HNO, would you have to use to prepare 500 mL of 0.200 M HNO,? ml (b) If you dilute 21.0 mL of the stock solution from part a) to a final volume of 3.00 L, what will be the concentration of the diluted solution? (Watch the 7. -13 points My (a) How many milliliters of a stock solution of 12.0 M HNO, would you have to use to prepare...
How many milliliters of a 5.0 MM sodium chloride solution is required to prepare 50. mL of 2.0 uM solution? Do not include units in the answer. Your answer should have two significant figures. (Round to the nearest whole number.) Provide your answer below:
28) How many milliliters of a 9.0 M H2504 solution are needed to make 0.45 Lof a 3.5 M solution? Vi=MzV2 - 3.5x450 175ml A) O. 18 ml B) 1.2 ml C) 180 ml D) 1200 ml 29) A student prepared a stock solution by dissolving 15.0 g of KOH in enough water to make 150. mL of solution. She then took 15.0 mL of the stock solution and diluted it with enough water to make water to make 65.0...