a density of 1.0 M solution of NaCL

29,825 results, page 51
1. chem101

a 0.1M NaOH solution has been prepared for you.Describe how you would prepare 1 litre of the same solution
2. chemistry

what is the molar concentration of a solution containing 15,0 g of pottasium chloride in 1,30 dm3 of solution
3. Science

100ml of 1.0 m KOH solution will neutralize 100 ml of 1.0 M H2SO4 solution Thank you!
4. math

A 70% acid solution is to be mixed with a 40% solution. How many gallons of each solutions are needed?
5. chemistry

In order to dilute 1L of 6M solution of NaOH to .5M solution, how much water must be added?
6. ODE

if the DE x^2.y"+xy'-y=0 has a general solution c1x+c2.x^-1, use the variation of parameters to find the particular solution x^2.y"+xy'-y=2-2/x
7. Chemistry

Calculate the molarity of an HCI solution, if 20.0 mL of it were neutralized by 10.0 mL of 2.00 M solution of NaOH.
8. chemistry

Would it make a difference if calcium bromide solution is used rather than sodium solution?
9. Chemistry

Determine the molarity of na2co3 solution by titrating it against M/10 H2so4 solution
10. science

cslculate the molarity of a solution of 10.0g MgCl2 in a 300.0ml of solution
11. Chemistry

50 L of your 0.05M sodium. chloride solution, what volume of 1.25M solution would be necessary?
12. chemistry

A saturated aqueous solution of calcium hydroxide has a pH of 12.25. What is the [Ca2+] of such a solution?
13. science

How much water must be added to 200 g of a 10% NaOH solution to obtain 8% solution
14. math

Identify the solution(s) of the system of equations, if any. -3x -4y = 2 8y = -6x – 4 a) infinitely many solutions b) (-16/9, 5/6) c) (-2/3, 0) d) no solution
15. Chemistry

A student dilutes a solution so that its pH changes from 2.4 to 4.4. 10mL of the original solution was diluted by how many mL?
16. Math

Simplify or solve as appropriate. Enter ns if there's no solution or all if the solution is all real numbers. 2 - 3(x + 5)) = 10 X = -7.6 7z + 6 - 2(z + 3) 5 * z 1/2x - 5 = 3/4x + 7 X = -48
17. chemistry

How many moles of solute are contained in a 150ml solution of a 0.25 M NaNO3 solution?
18. clinical chemistry

how many militers of a 2.0M solution is required to prepare 50ml 0f a 0.3M solution
19. Algebra

-2(y-3)=2y-6 A. One Solution B. No Solution C. Infinite Solutions ____________________________ Also Need help on these 2 prntscr/cpbo66
20. Chemistry

A 7.2 ´ 10-3 M solution of acetic acid is 5.0% dissociated. In a 7.2 ´ 10-4 M solution, the percentage of dissociation would be a. the same. b. >5%. c. <5%. d. zero. e. none of these
21. College Chemistry

What is the molarity of 7.52 ml of HCL solution and 5.393 of HC2H3O2 solution?
22. Chemistry

A solution contains 1.53x10-3 M Ca(NO3)2, How many nitrate ions are there in 1.2x10-6 L (1.2 µL) of this solution?
23. Algebra

Process of eliminiation method ? Is there a solution, infinity or no solution. I don't get it. Can anyone help me? 3r - 5s = -27 5r + 3s = 23
24. chemistry

What is the molarity of a solution if 255g NaNO3 is dissolved in 1500 mL of solution
25. AP Chemistry

The pH of a solution of Sr(OH)2 is 12.42. What is its pOH? What is its [H3O^+]? What is its (OH^-)? What is its [Sr(OH02]? Is the solution acidic or basic?
26. chemistry

To what final volume should you dilute 60.0 of a 5.20M KI solution so that 40.0 of the diluted solution contains 3.15 of KI ?
27. chem

How many milliliters of a 15.0%, by mass solution of {KOH}(aq) (d = 1.14 g/mL) are required to produce 25.0 L of a solution with pH = 11.60?
28. Algebra

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 I think it is D...?
29. chemistry

When 26 mL of a 120 mL stock solution containing 3.23 M CaF2 is diluted to 35 mL, how many moles of F- are in the new solution
30. Chemistry

if you dissolve 25.5 g of KBr in enough water to make 1.75 L of solution, what is the molarity of the solution
31. Calculus

Find the general solution of the DE. Write your solution explicitly. y'=(y^(2)+y^(2)cosx)^2
32. chemistry

When 26 mL of a 120 mL stock solution containing 3.23 M CaF2 is diluted to 35 mL, how many moles of F- are in the new solution
33. math

Solve the following system of equations x + 4y=6 x= 4-4y A. The solution is an ordered pair ( , ) B. No Solution
34. chemistry

what is the molarity of a solution if 255g AgNO3 is dissolved in 1500 mL of solution
35. chemistry

Q: A 1.5L solution is prepared using 75g of calcium chloride. What is the molarity of this solution?
36. chemistry

A solution that holds the maximum amount of solute under the solution conditions is said to be
37. Chemistry

Calculate the molarity of a solution which contains 0.40 mol of a substance dissolved in 1.6 L of a solution.
38. 7th grade Algebra

4w-9(6-5w)=44;w=3 decide whether the given value is a solution of the equation if not find the solution
39. chemistry

how many ml of a 2M solution of HCl would be needed to neutrilize 2ml of a 5M solution of KOH?
40. Chemistry

Calculate the morality of a solution that contains a 4.0 mol of a solute dissolved in 12.0L of solution
41. chemistry

Calculate the morality of the solution 0.450 mol of Na2S in 1.75 L of solution
42. chem

A weak acid HA is 1.0% dissociated in a 1.0 M solution. What would its percent dissociation be in a 5.0 M solution?
43. Algebra

What is the solution to the system of equations that contains –3x + y = 3 and 2x – y = –1? A. no solution B. (–1, 3) C. infinite number of solutions D. (–2, –3)
44. chemistry

To what volume should you dilute 20 mL of a 13 M stock solution to obtain a 0.560 M solution?
45. algebra

Process of eliminiation method ? Is there a solution, infinity or no solution. I don't get it. Can anyone help me? 3r - 5s = -27 5r + 3s = 23
46. chemistry

What volume of 25% solution is needed to make 500mL of a 10% diluted solution?
47. Chemisty

Kaochlor, a 10% (m/v) KCl solution, is an electrolyte solution. How many milliequivalents of K+ are in a 30 ml dose.
48. chemistry

what volume should the solution diluted to create a 2.0M solution with a 5g of potassium hydroxide?
49. chemistry

find the pH of 10 mL of 1.00M solution after adding 10.00mL of indicator solution
50. pre-calculus

solve the following inequality 16(x^2-1) >16x the solution set is? or there is no solution.
51. Chemistry

the pH of a solution is 10 and other is 12 when equal volumes of these low are mixed the pH of the resulting solution is?
52. Chemistry

What is the concentration of a solution of lithium carbonate containing 0.01 mol in 750 mL of solution
53. chemistry

what is the molarity of a solution containing 1 mole of urea per litre of the solution ? Hw to solve this
54. chemistry

What volume of a 7.00 M solution of Ca(OH)2 is needed to neutralize 37.2 mL of a 3 M solution of nitric acid? 1. 15.9 mL 2. 37.2 mL 3. 7.97 mL 4. 24.2 mL
55. chemistry

calculate the molarity of a solution in which 22.6g C6H12O6 is dissolved in 1.08L of solution
56. Chemistry

How many millimeters of a 15.0%, by mass solution of KOH(aq)(d = 1.14 g/ml ) are required to produce 26.0 L of a solution with pH = 11.40?
57. Chemistry

Why would NAOH solution need to be added when preparing the K2CrO4 stock solution?

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
59. science

What is then volume in mL of then solution 3.04g of sodium chloride from a 0.110 M solution?
60. algebra

use elimination method to solve. A+6b=14 A+2b=2 does it have (a)one solution (b)Infin. many sol (c)no solution
61. Chemistry

describe how you would make a 2.5L of a .100M KCL solution from a 5.5M stock solution
62. chemistry

How many milliliters of a 155 mL solution of 1.7 M AlCl3 must be used to make 70 mL of a solution that has a concentration of 0.21 M Cl-?
63. Math 116a

solve by elimination 5r-6s=18 6r-5s=46 The solution is There are infinitely many solutions there is no solution
64. Chemistry

Describe how you would prepare 500 ml of a solution that is 40% bleach solution by volume.
65. Math

How much pure antifreeze must be added to 18 liters of a 20% solution to make a 40% solution ?
66. Chemistry

Consider a .900 M Al(NO3)3 solution. This solution has a nitrate ion concentration of:
67. Chemistry

Describe how you would prepare 500 ml of a solution that is 40% bleach solution by volume.
68. chemistry

what volume of water must be added to dilute 5.0 L of .50 M HCl solution into a .10 M solution?
69. chemistry

A solution of .12 L of 0.160 M KOH is mixed with a solution of .3 L of 0.230 M NiSO4. the equation for this reaction is: 2KOH (aq)+NiSO4 (aq) ----->K2SO4 (aq)+Ni(OH)2 (s) .89 grams of Ni(OH)2 precipitate form I need to know the concentration remaining
70. Chemistry

A 10.0 mL sample of 3.00 M KOH(aq) is transferred to a 250.0 ml volumetric flask and diluted to the mark. It was found that 38.5 ml of this diluted solution was needed to react the stoichimetric point in a titration of 10.0 mL of a phosphoric acid, H3PO4,
71. Chemistry

Three bottles lost their labels. One contained an aqueous solution of HCl, another an aqueous solution of HNO3, and the third contained an aqueous solution of H2SO4. Write an experimental procedure that would allow you to correctly identify the contents of
72. Chemistry

Three bottles lost their labels. One contained an aqueous solution of HCl, another an aqueous solution of HNO3, and the third contained an aqueous solution of H2SO4. Write an experimental procedure that would allow you to correctly identify the contents of
73. chemistry

We did a LAB where we used a spectrophotometer to measure the absornency of a solution. It was a bluish color, so the question is.... What could be done to modify this experiment if the original solution was colorless? HINT: you can NOT add a coloring
74. AP Chem

1. Van't Hoff factors depend on the concentrations of the dissolved solute species. Why would a dilute solution have a Van't Hoff factor closer to the ideal value? a. because in dilute solutions solute species are less likely to bump into each other and
75. chemistry

Sodium thiosulfate, Na2S2O3, is used as a fixer in photographic film developing. The amount of Na2S2O3 in a solution can be determined by a titration with iodine, I2, according to the equation: 2Na2S2O3(aq) + I2(aq) --> Na2S4O6 +2NaI(aq). Calculate the
76. Material balance

A dilute salt solution containing 6% salt is fed to an evaporator at rate of 10000 kg/h for a trail run. crystals formed along with the saturated solution adhering with them are sent to a centrifuge for the recovery of the solution. 60% of the adhering
77. Math

1) Solve: 8x ¨C (6x + 4) = 8 x = -2 2) -7x > 1/15 the solution set is: {x | x > -105} 3) Solve 5> -4x + 4 or 10 ¡Ü -4x +3 the solution to the inequality is: [-¡Þ, -7/4] U [-1/4,¡Þ] 4) Use < or > to make the statement true: -9 < 3
78. chemistry

Determine the density of methane (CH4) in g/L at 24.7oC and 1.1 atm ideal gas eqn: P = (rho)RT, where: pressure: P = 1.1 atm specific gas constant: R, R = |R / M, where |R = 0.0821 L-atm / K-mol and, molecular weightCH4: M = 0.016 kg/mol R = 0.0821/0.016 =

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?
80. 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
81. 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?
82. 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?
83. chemistry

calculate the ph of a buffer solution containning 0.1M acetic acid and a 0.1M solution of sodium acetate
84. science

6.025*10^20 molecules of acetic acid are present in 500 ml of its solution .What is the concentration of the solution?
85. 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.
86. Chemistry

why do crystals from in solutions once removed from the heat e.g. copper sulphate solution or a alum solution
87. chemistry

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

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

Identify the solution(s) of the system of equations, if any. -4x - 4y = 4 12y = -12x - 12 no solution (0, -1) (-1, 0) infinitely many solutions
90. 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.
91. Chemisrty

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

What volume in milliters of calcium chloride stock solution would you use to make .50 L of 3.00 M of CaCl solution?
93. Math 116 algebra please check

Solve the following systems of equations x + 6y = (1) x+ 9 - 6y (2) What is the solution of the system? I get N for no solution
94. chemistry

What is the volume of stock solution of 51 g/L AgNO3 required to make a 50 mL solution of 0.03 M final concentration?
95. Math 116 algebra please check

Solve by elimination method 2x + 3y =1 4x + 6y =2 What is the solution of the system N there is no solution
96. 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?
97. 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)
98. Science

Current can be passed through salt solution but can not pass through sugar solution. Why? Answer in detail....
99. 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?
100. dav

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