a density of 1.0 M solution of NaCL
29,493 results, page 67

Chemistry
What is the concentration (in M) of an ammonia (NH3) solution if 12.23 grams of ammonia are dissolved to make a 520 mL solution? 
Chemistry
What volume of a 6.0 M NaOH solution would you need to prepare 250.0 milliliters of a 3.0 M NaOH solution? 
chemistry
to what volume should you dilute 0.100L of a 15M NaOH solution to obtain a 1.0M NaOH solution 
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 
Math
I have a graph which is graphed by the equation f(x) = x  4 and I'm asked to find the solution to the equation f(x) = 0. What would the solution be? 
chemistry
To what volume should you dilute 60mL of a 12.0M H2SO4 solution to obtain a 1.85M H2SO4 solution? 
chemistry
You want to prepare 500 ml of 1.0M acetic acid from a 17.4 M stock solution.What volume of stock solution is required? 
chemistry
. What would be the molarity of the solution produced when 276 mL of 6.00 M NaOH is combined with 125 mL of a 2.00 M NaOH solution? 
Math
A 7(1/2)% strength solution has been prepared. a) How many grams of medication are in the 7(1/2)% strength solution how do I setup this question? 
Chemistry
A solution contains 14% by mass of h2so4.find the number of moles of h2so4 in 155g of solution 
chemistry
A solution is made by mixing 25 mL of .35 M LiOH with 15.5 mL of .2225 M NH3. Kb=1.8x10^5 for NH3 Calculate the pH for the solution. 
math
Find a cubic polynomial p(x) so that the solution of p(x) ≤ 0 is [2,1] or [4,∞). Is your polynomial the only one that gives this solution? Explain. 
Chemistry
A 0.1L 0.5M solution of sulphuric acid is mixed with 0.2L 0.1 M phosphoric acid , the concentration of H+ ions in the resultant solution? 
Math
Please check my answers 1. Which ordered pair is a solution of y=x4? My answer is B (0, 3) 4.Which equation has (2,1) as a solution My answer is D y=2x+1 
algebra
what is the solution for 3x=2715x and what is the solution for 7(2m)=3m 
Algebra 1B
ax^2+bx+c=0 solution: 9, only solution 
physics
What is a solution? What are the 2 parts of a solution 
science
How many ml of a 2% solution will 20 ml of a 10% solution make? 
Chem Help :(
What is the pH of a solution in which [H3O^+] = 6.8 x 10^5 M? What is the pH of a solution in which [OH^] = 2.5 x 10^9 M? 
Math
3.) What is the solution to 33+m=10? 4.) what is the inverse to 38 5.) What is the solution to y+7=9 
Algebra
What is the solution to 5q=75? A. q=25 B. q=15 C. q=15 D. q=25 what is the solution to r/3=12? A. r=36 B. r=4 C. r=4 D. r=36 Is the answers A and D? 
Math Please help me and fast
13. Describe the number of solutions for the equation. 10(x2)=10x A.) one solution B.) no solution C.) infinite solutions*** 14. Describe the number of solutions for the equation. 2(y3)=2y6 A.)one solution B.)no solution*** C.)infinite solutions 18. Solve b9>20. I don'... 
CHEMISTRY TITRATION Q
The titration of 25.00mL of Ba(OH)2 solution with an aqueous solution of 0.500 M HCl reaches an end point when 30.20 mL of the HCl solution is added. Determine the concentration of M of the Ba(OH)2 solution. Soo 25.00mL=0.025L 30.20mL= 0.0302L moles= MxL (0.500M)(0.0302L)=0.... 
chemistry
A reaction mixture is in a 5.4 L flask at 25 oC initially contains only 7.64 grams of acetic acid. (CH3COOH). Set up your I.C.E. table and use it to answer the following questions. HINT: You will need to look up the Ka for this equilibrium reaction. CH3COOH(aq) ¡ê CH3COO(aq... 
CHEMISTRY
1)If 36 mL of KMnO4 solution are required to oxidize 25 mL of 0.02932 M NaC204 solution, what is the concentration of the solution? 2)A Certain brand of iron supplement contains FeSO47H2O with miscellaneous binders and fillers. Suppose 22.93 mL of the KMn04 solution used in ... 
CHEMISTRY
1)If 36 mL of KMnO4 solution are required to oxidize 25 mL of 0.02932 M NaC204 solution, what is the concentration of the solution? 2)A Certain brand of iron supplement contains FeSO47H2O with miscellaneous binders and fillers. Suppose 22.93 mL of the KMn04 solution used in ... 
science
a glass is partially filled with water. Five ice cubes are placed in the glass, causing the level of the water to reach the rim of the glass. Which of the following statments best explains the increase in water level? A)The volume of the sumerged ice is equal to the volume of ... 
chemistry
1.000 g of bronze was dissolved in the mixture of acids. The solution was transferred into 100 ml volumetric flask and filled to the mark. 10 ml aliquote of this solution was transferred into another 100 ml flask and diluted to the mark. 10 ml of the resulting solution was ... 
Chemistry
Ammonia has the formula NH3. Household ammonia is a dilute aqueous solution of NH3 . Aqueous ammonia is a base that can neutralize acids. If 18.4mL of 0.800 M HCl solution are needed to neutralize 5.00 mL of a household ammonia solution, what is the molar concentration of the ... 
math
How many cubic centimeters of a 25% antibiotic solution sould be added to 10 cubic centimeters of a 60% antibiotic solution in order to get a 30% antibiotic solution? 
math
How many cubic centimeters of a 25% antibiotic solution sould be added to 10 cubic centimeters of a 60% antibiotic solution in order to get a 30% antibiotic solution? 
chemistry
Calculate the enthalpy of change, Delta H of rxn, for each of the reactions. record the values in the data table part 2 I calculated the heat of rxn of the HCl +NaOHNaCl + H2O. How do i go from here to enthalpy of change 
Chemistry
Calculate the mass of baking soda, NaHCO3, needed to neutralize 3.0 mL of 3.0 M hydrochloric acid, HCl(aq). Ok, so I'm super confused. I have the equation, but I'm stuck with what to do with it. Equation: NaHCO3 + HCL > NaCl + H2O + CO2 
Chemistry
When 9.08 times 10^5 grams (one ton) of sodium chloride are electrolyzed in the commerical production of Chlorine, 5.24 times 10^5 grams of Chlorine are produced: 2 NaCl (aq) + 2 H2O (l) >>H2 (g) + Cl2 (g) + 2 NaOH (aq). Calculate the percentage yield. 
Chemistry
When 9.08 times 10^5 grams (one ton) of sodium chloride are electrolyzed in the commerical production of Chlorine, 5.24 times 10^5 grams of Chlorine are produced: 2 NaCl (aq) + 2 H2O (l) >>H2 (g) + Cl2 (g) + 2 NaOH (aq). Calculate the percentage yield. 
chemistry
A 12.42 gram sample of a mixture of NaCl and CaCl2 is dissolved in water and all the chloride is precipitated as AgCl. If the AgCl precipitate has a mass of 31.70 grams. How do I find the mass percentage of each component in the original mixture? 
science
what is the formula for calculating density? 
Science
What is the relationship of temperature to density? 
science
what is density explian with exemples 
Chemistry
what is the density that has a mass of 77.0 g and a volume of 36 mL? 
Chemistry
what is the density that has a mass of 77.0 g and a volume of 36 mL? 
geo
what is china's population density? 
chemistry
what is the density of O2 gas at STP 
college chemistry
density of sulphur 
chemistry
How to find the density of mercury 
Science
What is the formula for calculating density? 
chemistry
If 12 mL of a sample B weighs 4 g, the density of B is what? 
science
What is the density of coconut oil? 
chmistry
what substance has the density of .60g/ml 
Science
an object will sink with a density of what? 
chem
If the density of copper is 8.92 g/ml what is the % error? 
science
mass is 64.0 and volume is 16.0 what is the density? 
Science
d) the density of gasoline is 0.703g/ml 
Chemistry
What is the density of 3.40 liters of hci 
science
who discovered the concept of density? 
scince
who discover the concept of density 
Chemistry
If 5.05 L of a gas has a mass of 7.58 mg, what is its density in g/L? 
science
does density affect weight? 
Science
What is the density / mass =26.7 g/volume =78.4 CM 3 
Chemistry
What is the pH of a 0.36% by mass HCl?(density=1.0 g/mL) 
value
HOW TO DETERMINE THE DENSITY OF A KEROSENE 
science
Calculate the density of the wood? 
chemistry
What are the products formed when sulfuric acid solution reacts with potassium hydroxide(KOH) solution? Is this correct H2SO4+KOH>KS04+H30 
Chemistry
A solution was prepared by dissolving 0.817g of sulfur S8, in 100.0g of acetic acid, HC2H3O2. Calculate the freezing point and boiling point of the solution 
Science
If pale green FeCl2 solution is left in the open for some time, will some of it gradually oxidise to become brown FeCl3 solution? 
Chemistry
A 11.7 m solution of the solute C2H5OH dissolved in the solvent chloroform is available. Calculate the mass ( kg ) of the solution that must be taken to obtain 2552 g of C2H5OH. 
Algebra
Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form ax^2+bx +c = 0 The solution is 6 only solution. 
chemistry
A 1.10 sample contains only glucose and sucrose . When the sample is dissolved in water to a total solution volume of 25.0 , the osmotic pressure of the solution is 3.78 at 298 . 
algebra
write a quadratic equation in the variable x having the given numbers as the solutions. type the equation in standard form ax^2+bx+c=0 solution 6, only solution 
Chemistry
What formula do I use to figure. 16.5 g of KCL (MM=74.55 g/mol) is dissolved in enough water to make 575 mL of solution. Calculate the molarity of the KCl solution. 
math
Solve the problem. If the answer is an amount of money, round to the nearest dollar. A chemical solution contains 3% salt. How much salt is in 4.5 ml of solution? 
Chem
A titration was performed in which 56 ml of a .022M HCL solution was used to titrate 50 ml of a PB(NO3)2 solution a) what was original concentration of the Pb(NO3)2? b) How many grams of PBCl2 will ppt? 
Chemistry
A titration was performed in which 56 ml of a .022M HCL solution was used to titrate 50 ml of a PB(NO3)2 solution a) what was original concentration of the Pb(NO3)2? b) How many grams of PBCl2 will ppt? 
chemistry
The boiling point of an aqueous solution is elevated by 0.15 degrees celcius. the change in freezing point of the solution, delta T, is? a.) 6.32 b.) 0.15 c.) 0.15 d.) 0.54 e.) 0.54 I know the answer is d, i just don't understand how to get it! thanks! 
chemistry
Calculate the volume of 0.1 molar hydrochloric acide solution required for titration of 20 ml of 0.5 molar sdium carbonat solution till complete reaction 
Algebra
Graph the two equations to solve the system. Write the ordered pair solution like this (1,2) with no spaces, or write no solution or infinitely many solutions. x + y = 6 and x  y = 4 
Algebra
Graph the two equations to solve the system. Write the ordered pair solution like this (1,2) with no spaces, or write no solution or infinitely many solutions. 1/2 x  2y = 4 and 4y  x = 8 
algebra
write a quadratic equation in the variable x having given the numbers as sollutions type the equation in standard form ax^2+bx+c=0. solution 4 only solution 
Chemistry
How much of a 500 ml bottle of 1.00 molar KCI solution should be diluted with deionized water to give 200.0 ml of a 0.100 molar solution 
chemistry
predict whether or not a precipitate will form if you mix 75ml of a NaOH solution with pOH = 2.58 with 125ml of a 0.018M MgCl2 solution. Identify the precipitate, if any. 
chemistry
If an aqueous solution of sulfuric acid (H2SO4) is neutralized by 3.20 mol of sodium hydroxide (NaOH), how many moles of acid were originally present in the solution? 
science
The concentration of commercially available concentrated nitric acid is 70% , or 15.9M In 100 grams of solution there are 1.11 mol of HNO3. Calculate the volume of 100 g of the Solution. 
Chem/Solution Concentrationa
How many gtams of potassium bromide(KBr), could be recovered by evaoportating 650.g of 15 percent KBr solution to dryness? Can you explain how to solve this? 
Chemistry
Calculate the molarity of Na2C204 solution prepared by dissolving 1.2222 grams of pure Na2C204 in enough water to make 500.00 mL of solution. 
Chemistry
Calculate the molarity of Na2C204 solution prepared by dissolving 1.2222 grams of pure Na2C204 in enough water to make 500.00 mL of solution. 
CHEMISTRY
If the OH ion concentration in an aqueous solution at 25 celsius is 3.4x10^3 M the the H concentration in moles per liter in the same solution is? answers is 2.9x10^12 i do the log and i get 2.46 i don't know that else 
chem 1
a NaOh solution has a concentration of about 0.11M.How many grams of KHP would have to be used to require NaOH solution to reach the endpoint 
algebra
a scientist has a 25% acid solution.how many liters of each does the scientist need to make 15L of a solution that is 28%.write a system of equations and solve using any method. 
Chemistry
How many mL of a solution of NaOH with pH equal to 1.395 x 101 do you need to mix with pure water to obtain 399 mL of a final solution with pH equal to 9.066 ? 
Chemistry
How many moles of NaOH per liter of solution would you expect to have in a solution that is labeled "0.105 M NaOH" on the side of the gradulated cylinder? 
physics
How many grams of KOH are required to neutralized 300ml of 5.0 N HN03 solution? final answer nyan 84 grams kailangan nalang namen ng solution 
chemistry
Describe in detail, the steps a student needs to carry out to accurately obtain a 500 ml solution of .100 M HNO3 from a solution of 1M HNO3 
Chemistry
An aqueous solution contains 0.196 M hydrosulfuric acid and 0.190 M hydrochloric acid. Calculate the sulfide ion concentration in this solution. [S2] = _________mol/L. 
chemistry
What volume of solution would be needed to deliver the stated amount of solute? 237 milligrams of solute from a solution that is 32.0 ppm? answer in liters 
Chemistry
Pb(NO3)2(aq) 2 x 103 M Na2SO4(aq) 2 x 103 M Pb(NO3)2(aq) + NaSO4(aq) → PbSO4(s)+ 2NaNO3(aq) a) What are the concentrations of each ion within this solution? b) If 1L of each solution is mixed; will a precipitate form? why? 
science
An experiment calls for you to use 100. mL of 0.91 M HNO3 solution. All you have available is a bottle of 5.00 M HNO3. How would you prepare the desired solution 
Aqueous Solution
Write the positive and negative ions that result when the following compounds are dissolved in aqueous solution: Na2S (aq): (NH4)2CO3 (aq): K2SO4 (aq): 
aqueous solution
Write the positive and negative ions that result when the following compounds are dissolved in aqueous solution: Na2S (aq): (NH4)2CO3 (aq): K2SO4 (aq): 
Alg 1
Find the exact solution for each equation. Find the approximate solution to the nearest tenth. 5 sq rt 2/ sq rt 2 1 = x / sq rt 2 Please explain in detail how to work this. I am really confused. Thanks 
science
A solution of NaOH(molar mass 40g mol1)is prepared by dissolving 1.6g of NaOH in 500 cm cube of water.Calculate molarity(M) of the solution