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A 0.105 L sample of an unknown HNO solution required 54.5ML of 0.100M Ba(OH)2 for complete neutralization. What is the
2 answers
asked anonymously
84 views
71.0ml portion of 1.30m solution is diluted to a total volume or 268ML
1 answer
asked anonymously
52 views
The concentration of a solution can be measured in moles per dm³. The number of moles in a solution can be found by multiplying
2 answers
asked anonymously
52 views
Mention five solutions Civic problem
1 answer
asked by
Ella
64 views
can someone please give me an example of a solution of an equation
An equation is a statment with the equal sign = in it. If we
2 answers
asked by
alejandra
898 views
Which Aqueous solution has the highest normal boiling point?
a.) 0.1 m NaCl b.) 0.1 m C2H5OH c.) 0.1 m CaCl2 d.) They all have
7 answers
asked by
kay
3,402 views
Use the paragraph to answer the question.
It happens way too often: oil leaking from wells beneath the ocean or tankers spilling
32 answers
asked by
yo yo yo
217 views
It is possible for an equation to have many different solutions.(1 point)
True True False
2 answers
asked by
Memes Goofy ahh ohio
26 views
When salted butter is made, salt is added to the butter in a slurry containing water and salt crystals. The slurry contains 50
1 answer
asked by
Sinazo
80 views
After which action would the concentration of a solution remain constant?(1 point)
2 answers
asked by
tay
100 views
Acetone, C3H6O, is the main ingredient of nail polish remover. A solution is made up by adding 35.0mL of acetone(d=0.790g/mL) to
5 answers
asked by
Mandy
3,525 views
A buffer solution contains 0.120M acetic acid and 0.150M sodium acetate.
a. How many moles of acetic acid and sodium acetate are
4 answers
asked by
Elizabeth
3,426 views
What is the approximate molar fraction of ethanol c2h5oh in an aqueous solution in which the ethanol concentration is 11.0
3 answers
asked by
Lacey
2,005 views
A solution is prepared by adding 1g of sugar mannitol (MW 182.2g/g-mole) in 100g of water at 20◦C. (a) Assuming that mannitol
2 answers
asked by
JP
613 views
A student placed 11.0 of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then
4 answers
asked by
Rose
3,341 views
0.959 g of a hydrocarbon is dissolved in 10.00g of benzene. The freezing point of the solution is 1.16C. Find the molecular mass
3 answers
asked by
Steph
910 views
In this lab: we demonstrated the method of evaporation of a saturated sodium chloride solution.
The following question ask: 1)
5 answers
asked by
Tim
3,584 views
A solution is prepared by dissolving 4.9 grams of sucrose in 17gram of water.
At 25 degree Celsius find the boiling point,
3 answers
asked by
Amara
1,096 views
Doreen plans to use three more tablespoons of limeade mix today than what she used yesterday to make the same of amount of
9 answers
asked by
London
1,431 views
1 what is mean by hypertonic, isotonic and hypotonic solution.
2 answers
asked by
sangam
739 views
]Most of the drinking water in a location comes from a river. A steel plant is to be built close to the river. It would provide
3 answers
asked by
Oscar
2,445 views
A solution is prepared by dissolving 11gm glucose in 200 cm3 water at 30°c. What is the mass percentage of glucose in solution?
4 answers
asked by
Kiran
2,309 views
You need to make a 150mM solution of NaCl (MW = 58).
How much NaCl do you need to make 1L (in moles and in grams)? If you b need
3 answers
asked by
Tom
2,006 views
1. Tell whether the system has one solution infinitely many solutions or no solution.
9x+8y=15 9x+8y=30 a. one solution b.
13 answers
asked by
Kaai97
7,995 views
Calculate how much 95% ethyl alcohol will be required to dissolve 075g sulfanilamide at 78 degree Celsius. Knowing that
3 answers
asked by
Tammy
2,898 views
Rubbing alcohol is a solution of 70 percent alcohol and 30 percent water. In the alcohol solution, which is the solute and which
4 answers
asked by
Amber-NEED HELP!!!
2,333 views
If you are given a 6.75% (wt./vol.) NaOCl solution, how many grams of NaOCl are in 100 mL of the solution?
how do you do this
1 answer
asked by
Siral
379 views
an aqueous solution of calcium chloride boils at 101.3 degrees Celsius. How many kilograms of calcium chloride were dissolved in
3 answers
asked by
Ana
1,384 views
1. Which number is a solution of the inequality?
10.6<b A)-18 B)-9 C)7 D)14*** 2. Which number is a solution of the inequality?
4 answers
asked by
INeedNachos
2,952 views
If there are 400 cubic centimeters of a chemical in 1 liter of solution (1000 cc=1 liter), how many cubic centimeters of water
3 answers
asked by
tay
1,163 views
Which of the following solutions would have the highest boiling point?
(1) 5 liters of water (2) 5 grams of salt dissolved in 4
7 answers
asked by
Mydogbear
986 views
a bottel contains 500 ml of 2.4 M HCL. How much water should be added to dilute it to 1.6 M HCL. Solution
2 answers
asked by
aarti
599 views
How would I make a 5% solution of sodium bisulfite?
sodium bisulfite: NaHSO3 Molar mass: 104.06 g/mol is it 5% w/w or v/v or w/v
9 answers
asked by
~christina~
1,332 views
I can't find 2 examples of suspensions from household items and 2 solutions from household item for Science class tomorrow!
3 answers
asked by
Ashley
1,195 views
Decide whether each equation has one solution, no solutions, or infinitely many solutions.
1. 2(x – 3) = 2x a.one solution b.no
12 answers
asked by
get dunked on - sans
6,804 views
Suggest Two Practical solutions for each of the five youth risk behaviour you have chosen can be addressed or prevented
4 answers
asked by
Khutso
1,103 views
A 5 N solution is diluted 1:4. The resulting solution is diluted 4:15. What is the concentration in normality of the final
5 answers
asked by
matter
527 views
a solution of CH4N2O in water has a vapor pressure of 19.6 torr. at 25C. what is the mole fraction of CH4N2O in this solution?
4 answers
asked by
yeng
626 views
Which activity might reduce habitat loss?(1 point)
Responses a. spreading out the human population b. removing invasive species
5 answers
asked by
pls help
536 views
Calculate the molarity of a solution made by dissolving 12.5 grams of Na2CrO4 in enough water to form exactly 550 mL of
4 answers
asked by
rob
3,138 views
If one solution cotains 10% NaCl and another contains 30% NaCl, the 30% solution is
isotonic, hypotonic, hypertonic, plasmolyzed
4 answers
asked by
Natalie Vega
1,676 views
When 9.6 grams of NaBr are dissolved in enough water to create a 165-gram solution, what is the solution's concentration,
3 answers
asked by
gary lee
835 views
what weight of NaCl is needed to prepare 200mls of a 250ppm Na solution?
3 answers
asked by
martina
461 views
At 20◦C the vapor pressure of pure methanol
(CH3OH) is 89.0 torr and of pure water (H2O) is 17.5 torr. A solution of methanol
3 answers
asked by
Ethan
1,867 views
Decide whether the equation has one solution, no solution or infinitely amount of solutions.
1: 2(x - 3) = 2x one none infinitely
3 answers
asked by
hngh
647 views
Dissolving sodium chloride in water will
1: raise the freezing point of the solution, 2. raise the freezing point of the sodium
2 answers
asked by
palmer
640 views
The concentration of lead nitrate (Pb(NO3 )2 ) in a 0.726 M solution is __________ molal. The density of the solution is 1.202
g/
4 answers
asked by
john
4,755 views
A student adds 5 g each of sand, sugar, and salt to 50mL of water. Did he make a solution? Explain
3 answers
asked by
Emily
587 views
arrange the following solutions in order of decreasing specific conductance 0.01 M NaCl,0.05 M NaCl,0.1 M NaCl, 0.5 M NaCl
3 answers
asked by
Raja
1,686 views
Which of the following aqueous solution of equal molality has the lowest freezing point?
a. H2SO3 b. NaCl c. NaOH d. Ca(NO3)2 How
3 answers
asked by
Levi
1,616 views
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