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You have a large amount of 8.00 M stock solution. You need 1.60 L of 3.00 M solution for an experiment. How would you prepare
4 answers
asked by
LuigiR
5,727 views
Please help!
The vapor pressure of water at 35 oC is 42.175 mm Hg. The vapor pressure of ethyl alcohol (C2H5OH) at 35 C is
5 answers
asked by
Ella
2,616 views
5. Which of the following solutions has the highest pH? *
1.0 M Li2SO4 1.0 M CuF2 1.0 M NH4Br 1.0 M K2CO3
5 answers
asked by
lilac
744 views
what is the molality of a solution of 50.0 grams of propanol in 152 mL water if the density of wate is 1.0 g/mL and the density
4 answers
asked by
paula
3,330 views
100 mL of LiNO3, 0.241 M is mixed with 240 mL of 0.618 M Ca(NO3)2. What is the final concentration of NO3- in the solution?
6 answers
asked by
duff
1,541 views
3.92g of a nondissociating compound are dissolved in 400.g of liquid benzene. The freezing point of the solution is 5.19 degrees
7 answers
asked by
Cassie
2,486 views
How many grams of nitric acid (HNO3) must be dissolved in 740 mL of water to make a solution with a pOH = 8.3?
6 answers
asked by
Natasha
1,706 views
Antifreeze protects a car from freezing and from overheating. Calculate the freezing-point depression of a solution containing
6 answers
asked by
Sam
2,445 views
Q49 One litre of solution contain 30g acetic acid the active mass of acetic acid is?
Ans 1.0mol/L
4 answers
asked by
Lara
1,356 views
arrange the following 0.10M solutions in order of increasing (H+).
NaBr NH4Cl LiCn
4 answers
asked by
wayne
1,564 views
What volume of a 0.176 M Na2S solution contains 1.01 g of Na+ ions?
Please show work, I appreciate your help
4 answers
asked by
MARIE
2,423 views
What is the molarity of 250 mL of a solution that contains 12.5 g of dissolved zinc bromide, ZnBr2?
4 answers
asked by
Jessica
1,135 views
45 grams of salt are dissolved in 0.10 L of solution. What is the concentration in g/L?
4 answers
asked by
Anonymous
1,108 views
A solution of thiosulfate ions has been prepared by dissolving 4.5g of Na2S2O3.5H2O in 250 ml of solution.
Calculate the
4 answers
asked by
vicky
1,021 views
What is the mass/ vol% ethanol in an ethanol water solution with density of 0.875g/ml and containing 65% ethanol by volume? The
4 answers
asked by
Fai
1,744 views
X is a solution,of dibasic of H2X. G is a solution containing 1.00g of NaOH in 250cm3 of solution . 24.60cm3 of solution F
4 answers
asked by
john kelechi
2,070 views
A lab technician determines the boiling point elevation of an aqueous solution of a nonvolatile, nonelectrolyte to be 1.95°C.
5 answers
asked by
MaryJ
1,960 views
The density of a 60% (m/m) ethanol solution 0.8937g/ml , calculate the molarity of the solution , step by step .
Molar mass of
5 answers
asked by
kaksha
3,512 views
the molarity of 2% by weight of aqueous solution of H2S4(molecular weight = 98)
5 answers
asked by
Samuel
3,092 views
How many grams of sugar are needed to make a saturated solution of sugar in 100 g of water at 20°C?
4 answers
asked by
Luisa
952 views
A 4.0−L sample of a 6.3M NaCl solution is diluted to 50L .
What is the molarity of the diluted solution? How would I set this
4 answers
asked by
Chemistry
1,845 views
What is the percent by mass solution made by dissolving 163g of table sugar cm 755g of water
4 answers
asked by
nathalie
1,388 views
how to make 750ml of 1.5 m solution of naoh
3 answers
asked by
Anonymous
664 views
Calculate the molarity of 500 ml of a solution containing 100 grams of glucose (C6H12O6).
2 answers
asked by
Anonymous
924 views
How many milliliters of stock solution of 2.00 M KNO3 would you need to prepare 100.0 ml of .20 M KNO3 solution? Please show
3 answers
asked by
J_Yeary
1,205 views
How many grams of sucrose are needed to make 875 mL of a 39.0% (w/v) sucrose solution?
4 answers
asked by
Chemistry
2,597 views
Calculate the volume of solution of 3.6 M NH4CI needed to prepare 350.0ml of 1.24 M NH4CI.
How many grams of ammonium chloride
3 answers
asked by
Donna
1,020 views
Calculate the grams of solute required to make 2500mL of 90% saline solution?
3 answers
asked by
Morgan
956 views
Suppose your teacher ask you to prepare 250cm³ of 1 Mol dm -³ (1M) of sodium hydroxide for chemistry lesson . How would
4 answers
asked by
Thijien Chikot
279 views
on dissolveing 2.34g of solute in 40g of benzene . the boiling point of solution was higher than that of benzene by 0.81k. kb
3 answers
asked by
pranjali
620 views
A is a solution of trioxonitrate(v)acid (nitric acid) HNO3 of unknown concentration.B is a standard solution of sodium hydroxide
4 answers
asked by
Andriana
1,530 views
How do I calculate the molality of a saturated solution of KCl at 70 degrees Celsius? I have gotten the moles of KCl (.66) but
3 answers
asked by
Mathieu
1,103 views
An aqueous solution of ethanol is 14.1M C2H5OH. The density of the solution is 0.853g/mL. What is molality of ethanol in the
2 answers
asked by
Robert
1,168 views
A 15.0 g sample of an unknown compound is dissolved in 100.0 g of benzene. The boiling point is raised 2.67 oC above the boiling
4 answers
asked by
science girl
1,643 views
how would you classify a solution that contains 1.5g of lithium carbonate in 100g of water at 20 degrees
1 answer
asked by
kala
471 views
What is the molarity of the following solutions?
A. 0.96 g MgCl2 in 500 mL solution B. 9.33 g Na2S in 450 mL solution C. 2.48 g
2 answers
asked by
justin
1,533 views
Calculate the molality of a 0.425 molar aqueous solution of KOH having a
density of 1.13 g/mL.
1 answer
asked anonymously
198 views
Is it always apparent in a solution which component is the solute, for example, in a solution of liquid in a liquid?
2 answers
asked by
Tyran
856 views
Which example accurately describes a solution? (1 point) Responses Polar sugar molecules dissolve in water, which is polar.
1 answer
asked anonymously
90 views
How much distilled water must be added to .85% solution Of NaCL to make a 70% solution of NaCl
4 answers
asked by
Joan
458 views
in math class, Emma and Angelle pair as a group. Emma's task is to graph (7/2)x-(9/2)=2y and Angelle's task is to graph 4y=7x-9.
1 answer
asked by
depressionlol
45 views
Which point would be a solution to the system of linear inequalities shown below?
y, is greater than or equal to, minus, x,
1 answer
asked anonymously
29 views
Question
If you are solving the equation: x3=−2764 and the equation x2=2564 , check all statements that are true about the
1 answer
asked by
icky^33
95 views
Which is true of a solute dissolved in a solvent?
The solute raises the freezing point of the solvent. The solute raises the
1 answer
asked anonymously
12 views
What volume (cm³) of concentrated HI(5.51M)should be used to prepare 125.0cm³of a 0.100M solution
1 answer
asked by
Koleta miriama vurai
2 views
A 46.2-mL, 0.568 M calcium nitrate [Ca(NO3)2] solution is mixed with 80.5 mL of1.396 M calcium nitrate solution. calculate the
5 answers
asked by
Michael
6,291 views
A chemist has 10% acid solution and 60% acid solution. HOW many liters of each solution does the chemist need to make 200 L of a
3 answers
asked by
Francisco Ayala
1,775 views
If I want to prepare 5.0 liters of a 0.25 M solution of NH4Cl, how many grams of the salt should I weight out?
5 answers
asked by
Krew
2,273 views
A technician measures 1.75 L of a standard solution of hydrochloric acid, HCl(aq), with a concentration of 9.00 mol/L. Determine
4 answers
asked by
Anonymous
963 views
1. How many mL of acetone are needed to prepare a 10% v/v solution in 500 mL of methanol?
2. If a 500mL solution of n-propanol in
4 answers
asked by
double checking
1,687 views
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