Remember that all solutions used in this experiment contain 0.50 M HNO3. What happens to the HNO3 concentration if two 10.0-mL solutions of 0.50 M HNO3 are combined together? Group of answer choices a) the HNO3 conc. stays the same c) the HNO3 conc. is 10-fold diluted b) the HNO3 conc. is 2-fold diluted

Q: How much 5M HNO3 is required to make t 100 mL of .100 M HNO3 10 mL of 2.5 M HNO3 2.) neutral…

A: In the above problem we have to prepare HNO3 solution such that it concentration will be same as…

Q: How many mL of 0.742 M HBr are needed to dissolve 8.55 g of MgCO3? 2HB1(aq) + MgCO3(s) → MgBr2(aq) +…

A: Given: mass of MgCO3 = 8.55 g             Molarity of HBr = 0.742 M             Volume of 0.742 M…

Q: A student makes a standard solution of potassium hydroxide by adding 14.555g to 500.0mL of water.…

A: Since you have posted multiple questions, we are entitled to answer only the first.

Q: Are Particles Visible? Can it be Filtered? Do Partices Settle? See Tyndall Effect? Msture Example…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What volume of 0.20 M H2SO4 can be prepared bydiluting 125 mL of 6.0 M H2SO4?

A: In chemistry laboratories, acids and bases are frequently used in reactions, But we know that some…

Q: l d. 0,4 mol-dm3 salt solution that contains 0,1 mol of salt 0,4 mol·dm solution of X that contains…

A: Since it is a multiple type questions here I am solving only 1st and 2nd with their subparts  for…

Q: If 20.0 mL of a 6.0M HNO3 is diluted to 120mL, what is the final molarity of HNO3 after dilution?

A: Given data contains, Initial volume is 20.0 mL=0.02 L. Initial molarity is 6.0M HNO3. Final volume…

Q: How many mL of 0.531 M HCl are needed to dissolve 6.97 g of MgCO3? 2HCl(aq) + MgCO3(s)  MgCl2(aq) +…

A: Given data: The molarity of HCl is 0.531 M. The mass of MgCO3 is 6.97 g. To calculate: The volume of…

Q: How many mL of a 2.0 M NaBr solution are needed to make 200.0 mL of 0.50 M NaBr? Select one: O 50 mL…

A:

Q: 1. What should be the concentration of the salt if the required concentration of the acid component…

A:

Q: 3. Please fill in the following table Sample Final Final Volume of Concentration Volume of stock…

A: Given: 1. For Sample A: Initial concentration (c1) = 100% Final concentration (c2) = 60% Final…

Q: Calculate the molar concentration for aqueous solutions with these data a) M = 142g / mol m = 14g v…

A: Molar concentration /Molarity is defined as Number of moles of solute divided by Volume of Solution…

Q: How many mL of 0.10 M H2SO4 can be made from 50.0 mL of 0.25 M H2SO4?

A: M1 V1=M2 V2Here M1=0.10 M        V1=?       V2=50.0 ml      M2=0.25 M

Q: Calculate the final concentration when 2 L of a 6.0 M HCl solution is diluted with H2O to a final…

A:

Q: How would you prepare a 0.1 M HCl solution from 10 ml of a 0.5 M HCl stock solution?

A: Concentration of stock (Cstock) = 0.5 M Volume of stock (Vstock) = 10 mL Concentration of required…

Q: solutions

A:

Q: Calculate the mass of each solute required to make 20 mL of a 0.200 M solution. a. Sodium…

A: Given :- volume of solution = 20. mL               Molarity of solution = 0.200 M  To calculate :-…

Q: Calculate the concentration of a soluation when a 15 mL sample of 6 M acetic acid solution is…

A: Given:-               To Calculate the concentration of a solution when a 15 mL sample of 6 M acetic…

Q: How many milliliters of 5.0 M copper sulfate solution must be added to 228 mL of water to achieve a…

A:

Q: How many milliliters of 5.1 M M HCl HCl solution are needed to obtain 0.10 mol mol of HCl HCl ?

A:

Q: Consider a 100 mL of 0.25 M solution of NaCl, what is the final concentration of that solution if…

A: Dilution of the solution: On dilution of the solution with the pure water, the mole of solute…

Q: alculate the number of moles of CuSO4 contained in 100mL of 1 M CuSO4 solution. Also, find the…

A: Given: 100ml of 1 M CuSO4 To find: a. Find the number of moles of CuSO4 b. Find the number of SO42-

Q: Mass of NaCl needed for 50.0 mL of 0.200 M NaCl solution

A: we are here given that the Molarity of NaCl solution =0.20 M molar mass of NaCl =(23+35.5…

Q: Calculate the molarity of an acqueous solution with 53.0g of NaCl in 4.91L and final volume. This is…

A:

Q: How many mL of 0.547 M HNO3 are needed to dissolve 5.63 g of MgCO3?

A: Given :- mass of MgCO3 = 5.63 g  Molar concentration of HNO3 solution = 0.547 mol/L  To calculate :-…

Q: Determine the amount of solute needed to make 125 mL of saturated solution of sodium nitrate at 10…

A: The volume of the solution is = 125 mL The temperature of the solution is = 10oC The mass of the…

Q: How to get 10% HCl solution and 6 M HCl Solution from concentrated HCl solution, which is 12 M or…

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

Q: 100 mL of 0.1 M sodium fluoride d 100 mL of 0.1 M sodium fluoride uoric acid and 50 mL of 0.1 M NAOH…

A: Last two are not buffer solution because acid mixed with acid ( HF + HCl ) and base mixed with base…

Q: 2 mL of 15.4 M stock solution of HCl is mixed with water to make a 100 mL solution.

A: 1 M HCl solution means 1 mole HCl is present in 1000 mL solution  So, 1000 mL 15.4 M HCl solution…

Q: uestion 4 How many milliliters of a 0.266 M LINO, solution are required to make 150.0 mL of 0.075 M…

A:

Q: Nitric acid (HNO3) is a strong acid that is one contributor to acid rain. The precursor e nitrogen…

A: 1m3=1000L 1µg= 1×10^-6gm In the above question, HNO3 content is 6.8 µg/m3 it is in 0.30 g=0.30×1000…

Q: 12 - How many mL of 2.0 M hydrochloric acid would be required to prepare 200.0 mL of 1.0 M HCI?

A: Molarity of a solution is defined as the number of moles of the solute present per litre of the…

Q: How many mL of 0.506 M HNO3 are needed to dissolve 5.04 g of MgCO3? 2HNO3(aq) + MgCO3(s)…

A: Given:

Q: How much water must be added to dilute the concentration to 0.750 M KCl?

A:

Q: Benzylkonium chloride solution 600 ml. make a solution such that 25 ml diluted to a liter equal to…

A: Here, ratio = 1:3000 % of solution = 12%

Q: How much of 8 M soloution of HBr is needed

A:

Q: How will you prepare 400 mL of 1 M H2SO4 solution using a stock solution which is 8M?

A:

Q: A student wishes to prepare 100ml of an aqueous solution of concentration 6mol/L HCI, using 12mol/L…

A: We have to predict procedure for making solution of given concentration.

Q: Remember that all solutions used in this experiment contain 0.50M HNO3.) What happens to the HNO3…

A:

Q: Calculate either [H3O+][H3O+] or [OH−][OH−] for each of the solutions at 25 °C.25 °C. Solution A:…

A: Ionic product of water will be the product of concentrations of H3O+ and OH- at a particular…

Q: How many mL of 0.646 M HCl are needed to dissolve 9.81 g of MgCO3?

A:

Q: The density of a concentrated phosphoric acid solution is 1.514 g/mL solution at 20°C. It contains…

A:

Q: What volume of concentrated nitric acid (16 M HNO3) will be needed to prepare 250 mL of 0.30 M HNO3?

A:

Q: Calculate the concentration of a solution made from diluting 70.0 mL of 1.05 M HCl to 430. mL.

A: For dilution :- M1V1 = M2V2  M1 =initial molarity  M2 = final molarity  V1 = initial volume  V2 =…

Q: How much Zn(NO3)2 is in 354 of a 5.80% (m/m) percent solution

A: IN the above question         5.8% (m/m) means 100gm of solution contains 5.8 gm of  Zn(NO3)2 .

Q: A saturated solution of KNO3 was prepared at 25° Cby dissolving 12.050 g KNO3 in water and the total…

A: Given: Mass of KNO3 = 12.050 g The volume of solution = 10.5 ml = 10.5 ×10-3 L Temperature = 25° C…

Q: How much diluent is needed to prepare 1L of 2.5 M solution of KCI if the available stock solution is…

A: Given M2 = 2.5 M            M1  = 4.0 M            V2 = 1.0 L

Q: How many mL of 0.300 M NaF would be required to make a 0.0185 M solution of NaF when diluted to…

A: We know the amount of moles in the solution remains constant when changing the concentration of the…

Q: 4. About 10 mL of concentrated HCl was transferred to a 1-L bottle and diluted to with water. When…

A:

Q: What is the concentration (M) of KCl in a solution made by mixing 15 mL of 0.05 M KCl with 58 mL of…

A: Molarity (M) :-  The number of moles of solute dissolved in 1 litre of solution is defined as…