Part A If 500 mL of a 20 % solution is diluted to 1 L, what is the dilution factor? Express your answer as an integer. Πνα ΑΣφ Dilution factor =

Q: The principal active ingredient in antacids is 0.00200M Al(OH)3 (76.98 g/mol). If all hydroxide ions…

A: Concentration in terms of normality  is .

Q: How much water, in mL, needs to be added to 29.7 mL of 11.2 M HNO3 to make a 6.05 M solution with…

A: Given values,  V1 = 29.7mL N1=11.2M N2=6.05M And V2=?

Q: What aliquot of 20.0 mg L-1 nitrite stock solution required to prepare 80.00 mL of 15.0 mg L-1…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: Calculate the molarity of 25.0 grams of KBr dissolved to 750.0 mL.

A: The concentration of any substance can be expressed in different ways such as molality, molarity,…

Q: Q2. Calculate the percent by volume of benzene in the final solution, when 50 ml of benzene is…

A: Given that : Volume of benzene = 50 mL Volume of water used to dilute benzene = 100 mL So, Total…

Q: How many ml of 15% hydrochloric (HCl) acid solution must be mixed with a 5% hydrochloric (HCl) acid…

A: The question is based on the concept of solutions. we have to calculate volumes of the solution…

Q: Percentages represent grams/100m1. So a 1% SDS solution has 1 gram of the detergent SDS in 100ml of…

A: Concentration is a parameter that is used to quantify the amount of substance. The concentration…

Q: Calculate the volume of an 2.1 M KCI solution that contains 284.2 g of KCI. Report your answer with…

A: In this question, we have to calculate the volume of solution in litres by the help of Molarity…

Q: How many mL of an 8.00 M solution of HCl would you need to dilute to make 100.0 mL of a 2.00 M…

A:

Q: if 750 ml of whiskey has a 40% Alcohol by volume 109 ml serving of ice cream has 4.9% Alcohol by…

A: Given the alcohol percentage in whiskey = 40 % v/v Volume of ice-cream required = 1 L or 1000 mL

Q: Your protocol calls for a 0.15MM NaCl solution. How would you dilute your 3M NaCl solution to 0.15M…

A: 11) The total volume of the solution is 500μL(0.0005L) The concentration of the solution is 3M. We…

Q: Casey needs to prepare 100.0 mL of a 0.50 M NaOH solution from a 2.0 M NaOH solution. How should…

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

Q: 2. An alcohol solution contains 35.0 g of 1-propanol (C3H7OH) and 150 g of ethanol (C2H50H). (a)…

A: Consider the given information is as follows; Mass of 1-propanol = 35.0 g                  (solute…

Q: A chemist has a 60 mL beaker of a 60% solution. a. Write an equation for the concentration of the…

A: This has been expressed in weight by volume percentage,60 % meaning there is 60 g of solute in 100…

Q: 37.0 g of KOH from a 30.0 %(m/m) KOH solution Express your answer to three significant figures and…

A: The mass percent (% m/m) represents the concentration of solution, which is calculated as follows,…

Q: Suppose 0.159 g of lead(II) nitrate is dissolved in 150. mL of a 40.0 m M aqueous solution of…

A: Here we are required to find the Molarity of lead cation

Q: ) 0.1% w/v = ? mg/100 ml

A:

Q: Question 10 For an experiment, you need 1 L of a 75 mg/L solution of potassium phosphate (K3PO4).…

A:

Q: What is the dilution factor when 100 ul is added to a final volume of 5ml?

A: Since the units of initial volume is given ul instead of µl. Hence I'm assuming it to be µl i.e…

Q: How many milliliters of 12.0 M HCl(aq) are needed to prepare 595.0 mL of 1.00 M HCl(aq)?

A:

Q: Part A 2.1 L of a 5.0 M HCl solution is added to water so that the final volume is 5.5L. Express…

A:

Q: If 0.96 mL of a 0.128 M HCl solution is diluted with water to a total volume of 10.00 mL, what is…

A: By the law of equivalent, M1V1=M2V2 so,

Q: You dissolved 3g of dextrose (C6H1206) in 6L of water (Mr(C6H12O6) = 180.156). What is the molar…

A: Given,  Mass of dextrose (C6H12O6) = 3 g  Molar mass of dextrose = 180.156 g/mol  Volume of solution…

Q: What is the volume in liters that is needed to create a 2.3 M solution with 2.5 moles of Fe(OH)2?…

A: Given data molarity of solution = 2.3 M mole of solute , Fe(OH)2  =  2.5 mole

Q: A solution of dispersant is made by taking 15.0 mL15.0 mL of a 50.0 mg⋅mL−150.0 mg⋅mL−1 solution of…

A:

Q: "What is the mass percent of ammonia in a solution made by dissolving 3.9 g of ammonia in 65.0 g of…

A: Mass of ammonia = 3.9 g Mass water = 65.0 g

Q: How many ml of water are required to make a 680 mL and 15 mEq potassium ion solution from a 322 mEq+…

A:

Q: KOREK El "ll ZAIN IQ تبديل الحساب مطلوب Q3: Fill in the blanks: (8 marks) نقطتان )2( Calculate the…

A: for  calculate Molarity , volume of solution calculate using density of solution.

Q: Given a solution of ammonia that is 14.8 M, how many milliliters of this solution should dilute to…

A: Number of moles of solute present in 1 liter of solution is known as molarity of the solution.

Q: The lab instructor needs to prepare 15 sets of solutions for a chemistry lab.  Each set must have…

A: Answer:- This question is answered by using the simple concept of calculation of mass using the…

Q: What is the volume in liters that is needed to create a 2.3 M solution with 1.6 moles of Fe(OH)2?…

A: Molarity  is the amount of a substance in a certain volume of solution. Molarity is defined as the…

Q: A chemist has a 90 mL beaker of a 40% solution. a. Write an equation for the concentration of the…

A:

Q: ▾ Part C 11.43 mg KI in 102.4 mL of solution Express your answer using four significant figures.…

A:

Q: If 1.2 mL of a 7.0 M solution are diluted to 30.0 mL, what is the new concentration?

A:

Q: If we have a 5.0 M NiCl_2NiCl2​ stock solution and we want to make 1 L of a 1.5 M NiCl_2NiCl2​…

A: Initial concentration of NiCl2 stock solution, M1 = 5.0 M Final concentration of NiCl2 solution…

Q: Part B A student placed 19.5 g of glucose (C6 H1206) in a volumetric flask, added enough water to…

A: We will calculate the grams of glucose present in 100ml of final solution.

Q: H.W: 1- A solution of KCI (its volume 500 mL) contains 7.45 ppm KCI. Calculate its Molarity and…

A: Given,  Volume of solution = 500 ml =0.50 L ppm concentration of KCl = 7.45 ppm Molar mass of KCl =…

Q: A 1185 mL sample of drinking water was found to contain 20.5 mg of lead. Calculate the concentration…

A: Given: Volume of water sample=1185 mL=1.185 L Mass of lead=20.5 mg

Q: How many grams does it weigh 10 mL of an HCl solution with a density of 1.01 g/mL?

A: Mass = density × volume

Q: How many liters of a 5 M NaOH stock solution would you need to make 692 mL of a 622 mM NaOH…

A: When the given stock solution is diluted to form a new solution with a new concentration, it still…

Q: What is the dilution, if 1.0 mL of serum is added to 9.0 mL of diluent?

A:

Q: Show your calculations for the volume of 0.100 M LiCI required for each dilution in Step 2. (HINT:…

A: The dilution law is  M1 V1 =M2 V2 M1 is the concentration of stock solution, V1 is the required…

Q: A solution prepared by dissolving 13.6 g of calcium chloride in a total volume of 201 mL of solution…

A: The question deals with the concept of solution preparation. molarity is a way of expressing…

Q: calculate the composition - mass/mass%  of 46.8g Kcl per (6.00x10^2 ml solution (d=1.14g/ml) ___…

A: % mass/mass = 100 x Mass of solute/Mass of solution Mass solution = Volume x density Given that:…

Q: 964.0 ml of a 0.250 M calcium hydroxide solution? O A) 13.02 mL B) 0.521 mL C) 26.05 mL O D) 6.51 mL…

A: We should Equal gm equivalent of both acid and base.

Q: In the laboratory you are asked to make a 0.110 m cobalt(II) bromide sohution using 425 grams of…

A: Given :- molality of CoBr2 solution = 0.110 m or 0.110 mol/kg  amount of water = 425 g  To calculate…

Q: A chemist has a 60 mL beaker of a 40% solution. a. Write an equation for the concentration of the…

A: Given that : A chemist has a 60 mL beaker of a 40% solution.

Q: 1. What type of dilution is this? 2. Please place the dilution factor under each tube 3. Which is…

A: Since you have posted questions with multiple sub-parts we will solve the first three for you. To…

Q: M HCl solution prepared from 12 mL of a solution that is 2.0 M HCl Express

A: Addition of solvent to the solution is called dilution. In this process no.of moles of solute…

Q: A 17.5 mL solution of 14.4 M HCl is diluted to 177 mL.  What is the new concentration of the acid…

A: Given information,

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.