a density of 1.0 M solution of NaCL

29,843 results, page 52
1. achem

1L of a .2M solution of butanoic acid is altered by adding 5.00g of sodium butanoate. what is the pH of the new solution?
2. chemistry

In what proportion should you combine a 2:5 soaking solution and distilled water to create a 300 ml of a 1:20 solution

Should 25 ml of 0.15 M HCL solution be added to 250 mL of buffer solution containing 0.25M HF Ka-7.1 x 10, and 0.40 M NaF at a pH of 3.15 what is the new pH?
4. Chemistry

Hi, can you help me with this question: "you have 25.00 mL of a 0.1000 M sugar solution. How much water must be added to make a 0.025 M solution? Thank you.
5. Chemistry

1.69 L of an aqueous solution containing 25.00 g of KCl dissolved in pure water is prepared. What is the molarity of the solution?
6. ap chemistry

a potassium hydroxide solution is titrated with a solution of perchloric acid. what is the balanced equation?
7. chemistry

In what proportion should you combine a 2:5 soaking solution and distilled water to create a 300 ml of a 1:20 solution?
8. chemistry

when 0.50 L of a 1.0 M solution of Pb (No3)2 is mixed with 0.50 L of a 1.0 M solution of KI, how many moles of lead (III) iodide are formed?
9. math

solve by the substitution method 3x + 6y = 27 -2x + y = 12 what is the solution of the system..(type an ordered pair, or N if there is no solution)
10. math

solve by the substitution method 3x + 6y = 27 -2x + y = 12 what is the solution of the system..(type an ordered pair, or N if there is no solution) has to be like (3,5)please help me
11. chem 100

What is the pH of a solution prepared by dissolving 7.5 g HCl in water to make 415 mL of solution?
12. Chemistry

a 0.250 mol sample of HX is dissolved in enough water to form 655mL of solution. If the pH of the solution is 3.44, what is the Ka of HX.
13. Chemistry

Normal saline solution is 0.91%w/v Calculate thge concentration of this solution in grams per litre????
14. chemistry

how many millimeters of a 2.0M NaOH solution are needed to neutralize 20.0ml of a 2.5M CH3COOH solution? How do I figure this out?
15. Chemisrty

How many milliliters of a 2.0M NaOH solution are needed to neutralize 20.0 ml of a 2.5M CH3COOH solution? How do I begin to figure this out?
16. algebra

Solve the inequality graph the solution set 26+6b>2(3b+4) answers are all real numbers, b<1 1/2, b>1 1/2,, no solution
17. algebra

Solve the inequality graph the solution set 26+6b>2(3b+4) answers are all real numbers, b<1 1/2, b>1 1/2,, no solution
18. chemistry

if i wanted to disolve 106 g of Na2CO3 in enough h20 to make 6.00 L of solution....what is the molarity of this solution?
19. Chemistry

Please help me understand!..If you have 100.0mL of a 30.0% aqueous solution of ethanol, what volume of water is in the solution?
20. Chemistry

what would be the molarity of a KOH solution if 15 mL of the solution required 22.3 mL of 0.085 M HCl to react with the base?
21. chemistry

a solution is prepared by dissolving 02.50 mole of Ba(OH)2 in enough water to get 4.00 L of solution. What are the OH- and H3O+ molar concentrations?
22. chemistry

Calculate the [H⁺] for the aqueous solution in which [OH⁻] is 1 x 10⁻⁹. Is this solution acidic, basic or neutral? Show your work
23. Chemistry Homework Help

d 25 ml of 0.15 M HCL solution be added to 250 mL of buffer solution containing 0.25M HF Ka-7.1 x 10, and 0.40 M NaF at a pH of 3.15 what is the new pH?
24. chemistry

What will happen if ammonium chloride solution is used to standardize the potassium tetraoxomangate(vii)solution?
25. chemistry

A solution was prepared by dissolving 43.0 of in 225 of water. Calculate the mass percent of in the solution.
26. chemistry

The reasons why copper dissolves in AgNO3 solution but remain insoluble in Pb(No3)2 solution.help me.thank you
27. chemistry help asap

A solution of salt in water conducts electricity, but a solution of sugar does not. Explain why?
28. Chemistry still don't understand the answer

How many ml of a 2 M solution of HCL would be needed to neutralize 2 ml of a 5 M solution of KOH?
29. Chem II

Find the a) % solution, b) molality and c) mole fraction of the acid 16.0 M H2SO4 d = 1.634 g/ml for the solution
30. chemistry

Calculate the molar it of a solution that contains 5.4 get of sodium sulfate dissolved in enough water to make 3.5 L of solution
31. chemistry 101

What is the pH of a solution in which 296 mL of HCl g, measured at 28.0 C and 1.02 atm, is dissolved in 1.5 L of aqueous solution?
32. Chemistry

To what volume should you dilute 25mL of a 12.0M H2SO4 solution to obtain a 0.170M H2S04 solution?
33. Chemistry

If you dilute 19.0 mL of the stock solution to a final volume of 0.350 L , what will be the concentration of the diluted solution?
34. Chemistry help!!!

Calculate [H3o+] in each aqueous solution at 25*C, and classify each solution as acidic or basic. a. [OH-]= 1.1 x 10^-9M b. [OH-]= 2.9 x 10^-2M c. [OH-]= 6.9 x 10^-12M
35. Math 116

Identify the solution(s) of the system of equations, if any. -6x-2y=12 4y=-12x-24 a. no solution b. (0,-2) c.(-2,0) d.infinitely many solutions
36. ap chemistry

If 4.50 g of (NH4)2SO4 is dissolved in enough water to form 250. mL of solution, what is the molarity of the solution?
37. Science

Calculate the molarity of a solution formed using 55.4 g of AgNO3 in enough water to form 250 ml of solution.
38. chemistry

if I dilute 250 of mL of 2.4 M lithium hydroxide solution so that it's new volume is 750 mL, what is the concentration of the solution?
39. Chemistry 104

A current of 3.40 A is passed through a Ni(NO3)2 solution for 1.80 hours. How much nickel is plated out of the solution?
40. Chemistry 104

A current of 3.40 A is passed through a Ni(NO3)2 solution for 1.80 hours. How much nickel is plated out of the solution?
41. dav

determine the concentrated of mohrs salt solution with the help of supplied n/10 kmno4 solution preparred?
42. chemistry

If 40 mL of a 6 {\rm M} \;{\rm NaOH} solution is diluted to a final volume of 200 mL, what is the resulting concentration of the solution?
43. chemistry

How many milliliters of .50 M NaOH solution are required to titrate 40.0 mL of a 0.10 M H2SO4 solution to an end joint?
44. chemistry

what is the mass of aluminum phosphate needed to create a .25M solution with 650 mL solution?
45. Chemisry

If 125 mL of a 6.00 M KNO3 solution is diluted with 100.0 mL of water, the molarity of the resulting solution would be
46. Chemistry

What volume (in mL) of 0.55 M Na2SO4 solution is needed to precipitate all the barium, as BaSO4(s), from 15.5 mL of 0.25 M Ba(NO3)2 solution?
47. Math

determine weather 10 is the solution of the equation x+10=36 is 10 the solution no use multiplcation principle 10x=-90 -9 3[7-9{6-2)]= -87 find -x when x=-62/83*= 62/83
48. Math

determine weather 10 is the solution of the equation x+10=36 is 10 the solution no use multiplcation principle 10x=-90 -9 3[7-9{6-2)]= -87 find -x when x=-62/83*= 62/83
49. Math

determine weather 10 is the solution of the equation x+10=36 is 10 the solution no use multiplcation principle 10x=-90 -9 3[7-9{6-2)]= -87 find -x when x=-62/83*= 62/83
50. chemistry

If you were given an unknown solution, write the steps that would be needed to prove that a solution contained phosphate.
51. chemistry

What is the pH of a solution if 100.0 mL of the solution is 0.23 M with respect to acetic acid and contains 1.71 g of sodium acetate, NaCH3CO2?
52. chemistry

1L of a .2M solution of Ethanoic acid is altered by adding 5.00g of sodium butanoate. what is the pH of the new solution
53. Engineering

For what values of (¢ belongs to R) the following system of equations has (1)no solution (2)a unique solution (3)infinitely many solutions? (5-¢)x+4y+2z=4 4x+(5-¢)y+2z=4 2x+2y+(2-¢)z=2
54. Honors Chemistry

what volume of solution does a 3.0 molar solution need to have in order to contain 1.8 moles of sodium sulfate?
55. Chemistry-Help!!

If I have 10mL of 1.0 M Ba(OH)2 solution and add it to 2.5L of water. What is the concentration of hydroxide ions in the diluted Ba(OH)2 solution?
56. algebra

Solve the inequality graph the solution set 26+6b>2(3b+4) answers are. All real numbers, b<11/2, b>11/2, no solution thanks
57. University of Liberia , Chemistry

(1) To what volume should you dilute 0.100l of a 15m Na oH solution to obtain 1.0 m Na oH solution?
58. Algebra

To reduce 32 grams of a 25% solution of antiseptic to a 10% solution, how much distilled water should a pharmacist add?
59. Chemistry

What volume (L) of 0.256 M potassium hydroxide solution would just neutralize 61.3 ml of 0.167 M H2SO4 solution?
60. Chemistry 104

A current of 3.40 A is passed through a Ni(NO3)2 solution for 1.80 hours. How much nickel is plated out of the solution?
61. Chemistry

You know the solution forms a precipitate when? (A) when it changes color (B) when you can’t see through it (C) because it bubbles (D) you have stirred it for more than 5 minutes (E) the solution thickens
62. Chemistry

What volume (L) of 0.256 M potassium hydroxide solution would just neutralize 61.3 ml of 0.167 M H2SO4 solution?
63. Chem Scc

5.82 g of CuNO3 is dissolved in water to make a 0.240 M solution. What is the volume of the solution?
64. Biochem

What is the pH and pOH a solution that was made by adding 400 mL of water to 350 mL of 5.0 x 10^-3 M NaOH solution?
65. Chemistry

Determine the pH of a solution made by diluting 25mL of 6.0 M HCl until the final volume of the solution is 1.75 L
66. Algebra 2

What is the solution for the determinant? |1 7 | |0 -3| How do you find the solution? I'm probably going to feel really stupid because it's probably simple but I'm just having some problems. Okay, a lot.
67. chemistry

A beaker contains 50.0 mL pf 0.953 M solution of a diprotic acid. How many grams of Mg(OH)2 are required to neutralize this solution?
68. Chemistry

A beaker contains 50.0 mL of 0.952 M solution of a diprotic acid. How many grams of Mg(OH)2 are required to neutralize this solution?
69. Chemistry

If 3.5 mL of distilled water is added to 1.5 mL of 0.280 M CoCl2 solution, what is the concentration of the resulting solution
70. chemistry

Calculate the molarity of a solution prepared by diluting 200.0 mL of 4.0 M HCl to 500.0 mL of solution a. 1.1 M b. 1.6 M c. 2.7 M d. 10. M
71. chemistry

What is the pH of the solution in which 241 mL of HCl gas measured at 28.0°C and 1.02 atm is dissolved in 1.5 L of aqueous solution
72. Chemistry

3.13g if CuNO3 is dissolved in water to make a 0.270 M solution. What is the volume of the solution?
73. chemistry

3. What is the ka for a solution of choloracetic acid (C2H5ClO2) which has a pH of 1.52 in a 0.112M solution? Please reply me as soon as possible sir Thank you George.
74. chemistry

To what volume must 481 mL of 12 M Ca(OH)2 solution be diluted to make a 2 M Ca(OH)2 solution? a)1.352L b)2.886L c)2.10833L d)none of the above
75. Science

Current can be passed through salt solution but can not pass through sugar solution. Why? Answer in detail....
76. chemistry

What is the volume of solution prepared when 6g of acetic acid is dissolved to prepare 0.25M solution
77. Chemistry

If 38.33 mL of a standard 0.1667 M Ba(OH)2 solution is required to neutralize exactly 52 mL of H2SO4, what is the molarity of the acid solution?
78. chemistry

How much of a 0.23 M NaOH solution is needed to neutralize 27 mL of a 0.85 M sulfuric acid solution? The units are mL. Can you please explain why you did what did Thank you

3. Which of the following is a solution of x² + 14x + 112 = 0? If necessary, round to the nearest hundredth. A.) x = –0.24 B.) x = –4.24 C.) 4.24 *D.) no solution Thank you

3. Which of the following is a solution of x² + 14x + 112 = 0? If necessary, round to the nearest hundredth. A.) x = –0.24 B.) x = –4.24 C.) 4.24 *D.) no solution Thank you
81. AP Chem

A 0.23 M sodium chlorobenzoate (NaC7H4ClO2) solution has a pH of 8.68. Calculate the pH of a 0.23 M chlorobenzoic acid (HC7H4ClO2) solution
82. Chemistry

How many millimeters of this solution should be diluted with water to produce 650 mL of a solution with pH= 11.50? 6.8% ammonia (d= 0.97g/ml)
83. chemistry

Calculate the molarity of a solution containing 40.0 g glucose (C6H12O6) in enough ethanol (C2H5OH) to make 40.0 mL of solution.
84. chemistry

200 ml of h2o is added to 400ml (m/10) of hcl solution. Find the pH of final solution?
85. CHEMISTRY

calculate the ph of resulting solution when 2.50 ml of the 2.60 M acetic acid is diluted to make a 250.0 ml solution
86. CHEMISTRY

calculate the ph of resulting solution when 2.50 ml of the 2.60 M acetic acid is diluted to make a 250.0 ml solution
87. chemistry

What is the quantity of material of NH4Cl that should be added to a solution 0.1 of NH3 to form 1L of a solution with ph 8? Kb = 1, 8x10 ^-5
88. Chemistry

What volume in milliters of calcium chloride stock solution would you use to make .50 L of 3.00 M of CaCl solution?
89. Chemisrty

Calculate the amount of solute needed to make the solution .50kg of a 18% (m/m) KOH solution
90. science

6.025*10^20 molecules of acetic acid are present in 500 ml of its solution .What is the concentration of the solution?
91. Chemistry

The pH of a nitric acid solution is 1.2. What is the concentration of nitrate ion in the solution? Any help would be greatly appreciated, Thank you!!
92. chemistry

calculate the hydronium ion concentration in an aqueous solution that contains 2.50x10^-6M in hydroxide solution
93. chemistry

85.0 grams of potassium bromide are to be used to produce a 0.300M solution. What will be the total volume of this solution?
94. Chemistry 3A

compute the molarity of a solution consisting of 2.0 moles of calcium chloride in 500mL of solution.
95. chemistry

2.36 L of an aqueous solution containing 39.0 g of KCl dissolved in pure water is prepared. The molarity of the solution is?
96. Chemistry

What is the concentration of a solution if I dissolve 42g of NaOH in a total volume of 375ml of solution
97. chemistry

269 mL of a 0.2089 M sodium carbonate (Na2CO3) solution is prepared and labelled "Solution A".
98. science

Determine the amount of NaoH dissolved in 250ml of the solution by titrating it against N/10 H2so4 solution
99. Chem

How many moles of NaOH would you need to add to 800 ml of a 0.4 M H2CO3 solution in order to bring the pH of the solution to 10.5?
100. Chem

How many moles of NaOH would you need to add to 800 ml of a 0.4 M H2CO3 solution in order to bring the pH of the solution to 10.5?