# a density of 1.0 M solution of NaCL

29,376 results, page 53

### physics

A volume Vi = 23.1 L of air at temperature T = 21 ¢XC is compressed at constant temperature to a volume Vf = 7.7 L. The relative humidity of the air before compression is R = 56.4 %. Saturated water vapour in air at this temperature has a vapour pressure vp = 2.5 kPa and a ...

### Chemistry

Water molecules can dissociate into hydronium ions (H3O+ ,often just called H+ for shorthand) and hydroxide ions (OH-). The concentration of each of these ions in pure water is 10^-7. In other words, in pure water one out of every 10 million molecules is dissociated into a ...

### Chemistry

What is the NET IONIC EQUATION for the reaction of magnesium nitrate solution with silver sulfate solution. Is it AG2S04

### chemistry

A solution is prepared by dissolving 17.1grams of sucrose, c12h22o11, in 275grams of h20. what is the molality of that solution? how would i do this???

### 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

### chemistry

Calculate the hydrogen-ion concentration [H+] for an aqueous solution in which [OH-] is 1 x 10^-11 mol/L. Is this solution acidic, basic, or neutral?

### Math

solve by the elimination method. what is the solution of the system? type a pair, an integer or a fraction, N if no solution, and I for many solutions. Q: x + 8y = 17 -x + 2y = 3 A: N?

### 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

### chem!

A solution was prepared by dissolving 0.163 g of sugar, (C12H22O11 MW = 3423gmol) in 100.00 mL water. What is the molarity of this solution?

### Math

Please help! They are asking for 2 solution sets and I don't know where to start. Thanks in advance! Solve and write interval notation for the solution set. 3 – 8x < –5 or 3 – 8x > 19

### Chemistry

A solution is prepared by dissolving 10.0 moles of Na2SO4 solid in 0.500 kg H2O. what is the vapor pressure of the solution at 30 C?

### Chemistry

The pH of a solution is 11.30. In order to find the concentration of H+, wouldn't I simply take the pH of the solution and plug it into the formula 10^-pH?

### Algebra 2 URGENT

How much water must be evaporated from a 300 L tank of 2% salt solution to obtain a 5% solution?

### chemistry

what is molarity of H2SO4 solution containing .12 moles acid per 75 mL solution? please show math

### chemistry

A solution containing 26.05 mg of an unknown protein per 23.5 mL solution was found to have an osmotic pressure of 3.75 torr at 44 C.

### chemistry

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

### Algebra

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

### CHEMISTRY

What is the hydroxide ion concentration in mol/L of a solution if 0.080 grams of NaOH are dissolved in 2.0 liters of solution?

### chemistry

what is the molar concentration of an aqueous NaOH solution when 45.0 grams are dissolved in water to make 100mL of solution

### Chemistry

What is the molarity of a solution that contains 0.30 moles of KBr in 400 mL of solution. Please show all work

### math

if an iv dose of mannitol is 1.5g/kg,administrated as 15% solution.how many mls of the solution should be administered to 150 pound patient

### chemistry

how do you solve this problem?? how much NaOH (in grams) is needed to prepare 546mL of solution. What is the pOH of the solution?

### Chemistry

A solution is made by diluting 18.2 g glucose (C6H12O6) in 0.150 kg water. What is the mass percentage of solute in this solution?

### Chemistry

If you take a 10.0-{mL} portion of the stock solution and dilute it to a total volume of 0.700 L, what will be the concentration of the final solution?

### chemistry

Hydrochloric acid (68.0 mL of 0.037 M) is added to 249.0 mL of 0.062 M Ba(OH)2 solution. What excess ions are left in the solution?

### 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

### Chemistry-Confused!!

You have 10mL of a 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?

### chemistry

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

### chemistry

A solution of acid was found to have a pH of 1.60. What is the hydrogen ion concentration of the solution? (3 sig.fig) [H+(aq)] = ? mol dm–3

### 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?

### 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?

### Chemistry

Calculate the pH of a solution made by adding 2.40 g of lithium oxide to enough water to make 1.300 L of solution.

### chemistry

Determine how many milliliters of 0.102M NaOH solution is needed to neutralize 35.0mL of 0.125M H2 SO4 solution.

### 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?

### chemistry

0.60 g of hydrogen chloride (HCl) is dissolved in water to make 6.5 L of solution. What is the pH of the resulting hydrochloric acid solution?

### chemistry

Predict What would happen if 0.1M NaBr had been added to the solution instead of the Na2S solution

### chemistary

what is the molarity (mol/L) of sodium (Na)in a solution containing 0.4 mole of Na+ cation in 400 mL of an aqueous (water)solution?

### chemistry

A 250cm^ solution is prepared by dissolvin 8.0g of sodium hydroxide in distilled water.calculate the concentration of this solution

### Chemistry

What is the molarity of a sodium hydroxide solution if 38 mL of the solution is titrated to the end point with 14 ml of .75M sulfuric acid?

### Chemistry

Calculate the amount of solute needed to make the solution. I can't remember how to set these up. .50kg of a 18% (m/m) KOH solution

### 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

### Chemistry

What is [H30+] in a solution obtained by dissolving 205mL HCl(g), measured at 23 C and 751mmHg, in 4.25L of aqueous solution?

### chemistry

calculate the molar concentration of substance in a solution containing 5,85g of Nacl2 in 200cm cube solution

### Algebra

√(y+4)-4=1 Y = or no solution I keep coming back to no solution but am wondering if I am confusing myself Please check Thank you

### Chemistry

What is the molarity of a solution made by dissolving 10 grams of CaBr2 in enough water to make 400 mL of solution?

### Chemistry 101 college

you have 10 mL of a 1.0 M Ba(OH)2 solution and add it to 2.5 L of water. What is the concentration of hydroxide ionsin the diluted Ba(OH)2 solution?

### Chemistry 101 college

you have 10 mL of a 1.0 M Ba(OH)2 solution and add it to 2.5 L of water. What is the concentration of hydroxide ionsin the diluted Ba(OH)2 solution?

### chemistry

What is the molarity of the solution that results when 60g NaOH is added to enough water to make 500mL solution?

### chemistry

If 1.72 grams of KHP are needed to exactly neutralize 20.9 mL of a barium hydroxide solution, what is the concentration of the base solution ?

### chemistry

If 1.72 grams of KHP are needed to exactly neutralize 20.9 mL of a barium hydroxide solution, what is the concentration of the base solution ?

### MATH HEPL

solve (+14)(x-17)(x+6)>0 I have a solution for x>17 but the answer on my paper asks for a solution set {xline x } help how do I write this

### chemistry

You dissolved 14.08 g of CuCl2 (MM = 135 g/mole) in enough water to make 266 mL of solution. The concentration of this solution is:

### Chemistry

An unbuffered solution contaning 0.000018 M HCl .Calculate PH after adding 1 mL of 0.1 M NaOH to 100 mL of solution.

### chemistry

Calculate the volume (mL) of 2.06 M magnesium phosphate solution require to prepare 46.20 mL of 2.3998 %w/v solution of Mg3(PO4)2

### Chemistry

A 0.25 g sample of lime (CaO) is dissolved in enough water to make 1487 mL of solution. Calculate the pH of the solution

### biology

if i have 1 litter of a 1M solution of HCI, how many grams of NaOH must i add to neutralize the solution and adjust the ph to 7

### Organic Chemistry

Calculate the volume of a 0.200 solution that will completely neutralize 40.0 of a 0.264 solution. Where do I begin with this problem?

### Chemistry

What is the molarity of a sodium hydroxide solution if 38 mL of the solution is titrated to the end point with 14 mL of 0.75M sulfuric acid?

### Chemistry

What is the molarity of a sodium hydroxide solution if 38 mL of the solution is titrated to the end point with 14 mL of 0.75M sulfuric acid?

### chemistry

If 34.7 mL of 0.210 M KOH is required to completely neutralize 30.0 mL of a CH3COOH solution, what is the molarity of the acetic acid solution?

### Chemistry

If 1.0 mL of 6.0M HCl is added to 499 mL of water to give exactly a 500 mL solution, what is the molarity of the dilute solution?

### Chemistry

What is the molarity of a solution containing 9.0 moles of solute in 2500 mL of solution? I got this answer: M = (9.0mols/2.5L)= 3.6M Is this correct? Thanks

### Chemistry

Calculate the pH of a solution prepared by dissolving 12.2 g of benzoic acid in enough water to produce a 500 mL solution. Ka = 6.3 x 10^-5

### Chemistry

What is the molarity of a solution prepared by dissolving 2 moles of BaCl2 in enough water to make a 4.0 L solution? M= mols/L a. 0.5 M b. 8.5 M c. 17.1 M

### chemistry

What volume of LR(Lactated Ringer's) solution would be required to make 1.0L of a solution that was .050M in chloride ion?

### pharmacy tech.

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

### chemistry

3.21 g of calcium carbonate is dissolved into 250.0 mL of water to make a homogenous solution. What is the concentration os this solution?

### chemistry

3.21 g of calcium carbonate is dissolved into 250.0 mL of water to make a homogenous solution. What is the concentration os this solution?

### chemistry

how many grams of NaOH should be used to make 200 mL of a 0.24M solution starting with a .4M HCL solution

### Science

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

### Science

Calculate the molarity of the following solution: 7.48g of calcium chloride (CaCl2) in 215 mL of aquous solution.

### Chemistry

What volume of a 0.332 M hydrobromic acid solution is required to neutralize 29.6 mL of a 0.155 M calcium hydroxide solution ?

### Chemistry

What volume of a 0.5 M solution is required to prepare 250 mL of a 0.15M solution? (Note: M = mole per Litre)

### science

15.0g of potassium acetate is added to 500.0mL of 0.50M solution of acetic acid. What is the pH and the pOH of the solution?

### precalculus

Find all solutions of the system of equations. (If there is no solution, enter NO SOLUTION.) 4x^2− 27y^3 = 35 8x^2+54y^3= 74

### Chemistry

how would a dilution be performed, starting with a concentration .50 M Cacl2 solution, to obtain 250ml of a .060M solution?

### Chemistry

how would a dilution be performed, starting with a concentration .50 M Cacl2 solution, to obtain 250ml of a .060M solution?

### Math: Check answer

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

### Chemistry

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

### science

If you are titrating 25.00 mL of a 1.00mg/ml CaCO3 solution, how many mL of 0.010M EDTA solution will be required to reach the equivalence point

### chemistrey

What is the molarity of a solution prepared by dissolving 8 grams of BaCl2 in enough water to make a 450.0 mL solution?

### Chemistry

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

### Chemistry

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

### Chemistry

A current of 4.60 A is passed through a Pb(NO3)2 solution for 1.20 hours. How much lead is plated out of the solution?

### science P2

calc the volume of solution that contains 5,3 g of sodium carbonate if the solution has a concentration of 0,4 mol-dm (to the power of minus 3)

### chemistry

A current of 3.78 A is passed through a Pb(NO3)2 solution for 1.40 hours. How much lead is plated out of the solution?

### Chemistry

A current of 4.60 A is passed through a Cr(NO3)2 solution for 1.10 hours. How much chromium is plated out of the solution?

### Chemistry

A current of 4.60 A is passed through a Cr(NO3)2 solution for 1.10 hours. How much chromium is plated out of the solution?

### chemistry

A current of 3.04 A is passed through a Cr(NO3)2 solution for 1.80 hours. How much chromium is plated out of the solution?

### Chemistry

A solution is made by diluting 18.2 g glucose (C6H12O6) in 0.150 kg water. What is the mass percentage of solute in this solution?

### Chem

If you take a 15.0-mL portion of the stock solution and dilute it to a total volume of 0.700L , what will be the concentration of the final solution?

### algebra

is there even a solution to this problem: x^2 − 10x + 20 = 0 I think this answer is no solution , please confirm I am right...

### math

solve for x x-3(x-1)=6x-3-8x a) infinite solutions b)no solution c)0 d)-1 (x-3)(x-1)=-2x-3 so I believe from the information given the answer would be b) no solution. Is this correct?

### chemistry

7.00 grams of sugar (C12H22O11) are dissolved in water to make 1 L of solution. What is the concentration of this solution? Answer in units of M

### chemistry

calculate the molarity of the solution prepared by dissolving 16.45g NH4NO3 in water to make 250.mL solution.

### Chemistry

what is the pH and pOH of a solution made by adding water to 15 grams of HCl until the volume of the solution is 2500mL?

### Chemistry

what is the pH and pOH of a solution made by adding water to 15 grams of HCl until the volume of the solution is 2500mL?

### Chemistry

calculate the pH of a solution after .054 moles of KOH is added to a 1.0L buffer solution of .25M HF (Ka=7.1 x 10^-4) and .10M KF

### Chemistry

A saturated solution of magnesium iodate has a temperature of 50°C. it contains 175g of dissolved solute. What is the volume of the solution?