a density of 1.0 M solution of NaCL
29,733 results, page 49

college biology
What solutions were hyptonis to egg? solution 15% 25% 30% 40% 50% sucrose solution 
Algerbra1
Does the equatin y=5x and 2x+3y=34 have one solution, no solution or infineitely many solutions? 
Chemistry!!!
Is the molarity of a solution that contains 6 moles of solute in 2 liters of solution 12 M???? 
chemistry
calculate the molarity of each of the following solution: 2.00 mol glucose in 4.00 L solution. 
chemistry
calculate the molarity of each of the following solution: 2.00 mol glucose in 4.00 L solution. 
college chemistry
How would you prepare a 250 mL solution of 0.45 M from a stock solution of 5.5 M? 
chemistry
calculate the molarity of a solution in which 22.6g C6H12O6 is dissolved in 1.08L of solution 
chemistry
What is the molarity of an aqueous solution containing 31.7 g of glucose (C6H12O6) in 1.2 L of solution? 
chemistry
How many moles of solute are contained in a 150ml solution of a 0.25 M NaNO3 solution? 
Chemisty
Kaochlor, a 10% (m/v) KCl solution, is an electrolyte solution. How many milliequivalents of K+ are in a 30 ml dose. 
College Chemistry
What is the molarity of 7.52 ml of HCL solution and 5.393 of HC2H3O2 solution? 
Chemistry
To what volume should you dilute 50.0 mL of a 4.50 M KI solution so that 28.5 mL of the diluted solution contains 2.75 g of KI? 
chemistry
What volume of 25% solution is needed to make 500mL of a 10% diluted solution? 
Chemistry
The Molarity of a solution that contains 50.0g BaF2 in 700.0ml solution is: A. 0.41 B. 0.29 C. 2.5 
Chemistry
What is the concentration of OH in a solution that contains 0.225g of NaOH in 0.250L of solution? 
Chemistry
Explain how t make 1.5L of a 2.25M solution of H2SO4 from 6.0M stock solution. 
Chemistry
how many grams of a solution are present if the solution contains 12.5g of KCL and is 43% by mass? 
Chemistry
A solution has a volume of 2L and contains 36g of glucose, what is the molaritiy of the solution? 
chem 100
What is the [H3O^+] in a solution that contains 1.44 g HNO3 in 0.520 L of solution? 
science
when a reaction in solution produces energy, what happens to the temperature of the solution? 
science
cslculate the molarity of a solution of 10.0g MgCl2 in a 300.0ml of solution 
chemistry
the molarity of a solution containing 40 grams of NaOH in 100 ml of solution is 
Math 116a
solve by elimination 5r6s=18 6r5s=46 The solution is There are infinitely many solutions there is no solution 
chemistry
Calculate the morality of the solution 0.450 mol of Na2S in 1.75 L of solution 
chemistry
A solution contains 33.3 g H3PO4 in 448 mL of solution. Calculate its molarity. 
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 
chemistry
What is the molarity of an aqueous solution containing 43.7 g of glucose (C6H12O6) in 1.1 L of solution? 
chemistry
If you have 2 moles of glucose in 8 liters of solution, what is the molarfity of this solution? 
chemistry
what is the molarity of a solution if 255g AgNO3 is dissolved in 1500 mL of solution 
chemistry
What is the molarity of a solution if 255g NaNO3 is dissolved in 1500 mL of solution 
Chemistry
A saturated aqueous solution of calcium hydroxide has a pH of 12.25. What is the [Ca 2+] of such a solution? 
aglebra 2
determine whether the equation has one solution, no solution, or is an identity. 5y+3=26 
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? 
chemistry
To what volume should you dilute 50.5 of a 4.60 solution so that 30.0 of the diluted solution contains 3.30 of 
chemistry
To what volume should you dilute 50.5 of a 4.60 solution so that 30.0 of the diluted solution contains 3.30 of KI? 
clinical chemistry
how many militers of a 2.0M solution is required to prepare 50ml 0f a 0.3M solution 
chemistry
Tell how to make a 1 M solution of Mg3(PO4)2 and a 0.1 M solution of CaSO4. 
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 
Chemistry
What is the molarity of an aqueous solution containing 27.3 g of glucose (C6H12O6) in 1.7 L of solution? 
Chemistry
What is the normality of a solution which contains 4.03g of sodium carbonate in 300.mL of solution? 
Chemistry Please Help!!
If a 0.10 M solution of an acid has a pH of 4.5, what would be the predicted pH of a .10 M solution of the conjugate, and why? 
Chem
What volume of 2.50 x 104 M CV+ solution should be diluted to 10.0 mL to prepare a 7.50 x 105 M CV+ solution Answer 1.00 mL 3.00 mL 5.00 mL 7.50 mL 33.3 mL 
science
What is then volume in mL of then solution 3.04g of sodium chloride from a 0.110 M solution? 
chemistry
How would you prepare 2.25L of a 3.00M solution from a 15.0M stock solution? 
math
Identify the solution(s) of the system of equations, if any. 4x  4y = 4 4y = 4x  4 A) no solution B) (0, 1) C) (1, 0) D) infinitely many solutions 
Math 6
Identify the solution(s) of the system of equations, if any. 3x4y=2 8y=6x4 A) infinitely many solutions B) (16/9, 5/6) C) (2/3, 0) D) no solution 
Chemistry
what is the molarity of the following solution? 13.8g of potassium trioxocarbonate (IV) in 200cm^3 of solution 
chemistry help~~~~ Please!!!
how should the ph of a 0.1 m solution of nac2h3o2 compared with that of a 0.1 m solution of kc2h3o2? 
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. 
Chemistry
if 50 ml of a solution of ph 3 is mixed with 50 ml of a solution of 5, explain why the resulting ph is still about 3 and not 4? 
chemistry
f 8.77 g of KI are dissolved in enough water to make 4.75 L of solution, what is the molarity of the solution? 
important math question
the equation x^3 x5=0 has one solution for x between 2 and 2. what is the solution? how do I get this 
math
A 70% acid solution is to be mixed with a 40% solution. How many gallons of each solutions are needed? 
Chemistry 2
what is the pH in a 0.13M solution of aniline (Kb=4.3*10^10). What is the concentration of C6HNH2 in the same solution? 
chemistry
A 0.248 M ZnCO3 solution is made from 21.4 g of solute? What is the volume of the solution? 
Calculus
Find the general solution of the DE. Write your solution explicitly. y'=(y^(2)+y^(2)cosx)^2 
chemistry
To what volume should you dilute 47.0 mL of a 5.95 M KI solution so that 27.5 mL of the diluted solution contains 3.50 g of KI? 
Chemistry
How many milliliters of 2.00 M NaHO solution are needed to neutralize a 8.00 mL of 3.50 M H2SO4 solution? 
Chemistry
how many milliliters of a 5.0 m surcrose solution would be needed to prepare 45 mL of a 4.0 M solution? 
Chemistry
if 40.0 ml of 11.25 M KNO3 is used to make a 7.55 L aqueous solution, what is the molarity of the solution 
chemistry
Calculate the pH of a solution obtained by mixing of 100 mL of a 103 M and 50 mL of a 102 M solution of CH3COONa. 
chemistry
normality of a solution containing 2g sodium carbonate in 250mL solution 
Chemistry
A solution has a hydrogen ion (or hydronium) concentration of 3.16 X 108 M. What is the pH of the solution? 7.5 8.5 <my choice 8.0 7.0 
Mathematics
Am I right?? a 3/4 = 5/8 A) 1/8 or 1/8 B) 7/8 or 7/8 C) 1 3/8 or 1 3/8 D) No Solution** Wouldn't this just come out to to no solution..?? 
Chemistry 101
What is the [H3O+] in a solution that contains 1.59 g of HNO3 in 0.460 L of solution? 
Science
100ml of 1.0 m KOH solution will neutralize 100 ml of 1.0 M H2SO4 solution Thank you! 
Chemistry
If the pH of a Ca(OH)2 solution is measured as 9.0, what is the concentration of the Ca(OH)2 solution? A. 1 * 10^5 M B. 1 * 10^8 M C. 1 * 10^9 M D. 1 * 10^6 M I really have no clue 
Math
What is the solution of n²  49 = 0 7 7 ±7 No Solution What is the value of z so that 9 and 9 are both solutions of x² + z = 103 22 3 22 184 
Chemistry 101
A student needs to run an experiment to determine the amount of substance in the solution. As more of the substance is dissolved, the more red the solution becomes. He is planning on using an absorption spectrometer to measure how much of a wavelength would be absorbed when ... 
Honors Chemistry 101
Do my answers look correct for these? Thanks Calculate the mass percent of a solution containing 45.6 grams ethanol (C2H6O) in 245 grams of water. 15.7% You are asked to make 500.0 mL of a 4.5M solution of HCl, but the only HCl you have available to dilute is 18.0M. Describe ... 
Chemistry
Calculate the pH of the following buffer solutions: a) a solution made by dissolving 2.733g KH2PO4 and 4.508g K2HPO4 in water to give 250 ml of solution. b)a solution made by mixing 35.00 ml 0.24 M C6H5NH2 with 15.00 ml 0.19 M C6H5NH3CL. The base dissociation constant Kb is 4.... 
Chemistry
Glutamic acid is triprotic amino acid with pKa values of 2.23, 4.42, and 9.95. You are given a 0.100 M solution of it in its fully protonated form (H3A). How many moles of KOH must be added to 100 mL of this solution to make a solution with a pH of 5.00. I used 2.23 as the pka... 
biology (Help please!!!)
1. If a student pours a solution of salt water on an elodea leaf, what is it an example of? 2.A child pours salt crystals on the body of a slug he finds in the backyard. Options are: high concentration, low concentration, osmosis, diffusion, hypertonic solution, and hypotonic ... 
Chemistry
please show me step by step how to do this so i can figure out the rest We add excess Na2CrO4 solution to 42.0 mL of a solution of silver nitrate (AgNO3) to form insoluble solid Ag2CrO4. When it has been dried and weighed, the mass of Ag2CrO4 is found to be 0.520 grams. What ... 
Chemistry
A 50.0 mL aqueous solution of sodium hydroxide has a pH of 12.50. If 36.00 ml of 0.0200 mol/L sulfuric acid is added to this sodium hydroxide solution, what will be the new pH of the resulting solution? Assume that the temperature stays constant at 25 C, and that the volumes ... 
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, solution. The ... 
PHYSICS _ please help
A metal block of volume 1 * 10^3 cm^3 is suspended from a thread as shown in the diagram. It is lowered into a beaker of liquid of unknown density until it is completely immersed but does not touch the bottom of the beaker. The beaker rests on a balance. The reading of the ... 
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 
Chemistry
What is the molarity of a solution containing 20 grams of NaOH in 500 milliliters of solution? a0.04M b0.5M c1M d2M 
Chemistry
What is the molarity of a solution containing 20 grams of NaOH in 500 milliliters of solution? a0.04M b0.5M c1M d2M 
chemistry
if 24.25 mL of a standard M NaOH solution is required to neutralize 26.00 mL of H2SO4, what is the molarity of the acid solution? 
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) 
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 
Chemistry
A solution of volume 70.0mL contains 15.5mmol HCHO2 and 9.00mmol NaCHO2. What is the pH of this solution? 
chemistry help asap
A solution of salt in water conducts electricity, but a solution of sugar does not. Explain why? 
Algebra
Please Solve: x+sqrt11−x = 5 I do not think there is a solution but here are the choices A. 2 B. 7 C. 2, 7 D. No solution 
Chemistry
Why would NAOH solution need to be added when preparing the K2CrO4 stock solution? 
Chemistry
If 7.83 g FeCl3(s) is dissolved in enough water to make 2.50 L of solution, what is the concentration of Fe3+ in the solution? 
Honors Chemistry
Will a base + H2O ALWAYS from a basic solution? (not a neutral or acidic solution) 
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? 
chemistry
What is the osmotic pressure of a solution containing 25.7 g of sugar (C12H22O11) in one liter of solution at 20°C? 
Chemistry
What is the concentration, in percent (v/v) of a solution containing 50mL of diethyl ether (C4 H10 O) in a 2.5L of solution? 
Algebra 1a
Solve by the substitution method. 5x + 8y=0 x=2 2y Type ordered pair if there is a solution, or indicate no solution 
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? 
chemistry
How many grams of NaOH should be dissolved in 1 litre of solution to prepare a solution with pH value12 
chemistry
A solution was prepared by dissolving 43.0 of in 225 of water. Calculate the mass percent of in the solution. 
chemistry
How much of a 0.25 M NaOH solution is needed to neutralize 100 mL of a 0.15 M HCl solution? The units are mL 
ap chemistry
a potassium hydroxide solution is titrated with a solution of perchloric acid. what is the balanced equation? 
chemistry thank you
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 
MAT117
SOLVE ^Y+61=4 A) The solution to Y=_ OR B)Solution is not a real number Can't figure this one out... This is what I came up w/ Y=^5