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Concentration
Page 6
Questions (659)
Ilena added 10 g of sugar to 50 ml of tea . What is the concentration of sugr in her tea
Please help me
6 answers
asked by
Anonymous
1,385 views
3. You receive an order for 30 mL of 3% boric acid solution. The pharmacy has in stock a 1% and 5% boric acid solution in stock
3 answers
asked by
katrina
629 views
Determine the concentration of NO3- in each of the following aqueous solutions. (Assume complete dissociation of each compound.)
2 answers
asked by
Nicole
1,026 views
what is the %w/v concentration of a solution made by mixing 35 grams of the main ingredient in 500 grams of vehicle (specific
1 answer
asked by
HHahahaha
345 views
how do i get from Molarity to % g / mL ???
I have a concentration of .2379 M.
3 answers
asked by
Anonymous
257 views
If one third of 100 gm of 27% of aqueous solution is taken in a beaker and 10 gm of sugar is added to it,the concentration of
3 answers
asked by
saumya
380 views
You spill 1500 mg of rubbing alcohol in a box that measures 4 m x 2m x 3m. If the entire sample evaporates into a gas, what is
1 answer
asked by
anne
389 views
25g NaOH is dissolved in 10 ml h20 and added to 100 ml volumetric flask. Calculate the concentration in molarity.
2 answers
asked by
Marie
489 views
Find the amount concentration of the anion in each of the following solutions:
A) 0.50 mol/L barium chloride, BaCl2 B) 6.0 mol/L
2 answers
asked by
freddie
656 views
A 3.5 Liter sample of 5.8 M NaCL solution is diluted to 55 Liter. What is the molarity of the new solution?
2 answers
asked by
Anonymous
489 views
A liquid mixture has 12.6 parts per thousand of MgCl2 dissolved.
Calculate the [Cl-] in ppt? Im stuck plz help!
4 answers
asked by
Henry
485 views
A solution that contains a large amount of salt and a small amount of water is said to be a __________ solution.
A. dilute B.
5 answers
asked by
Unmei
438 views
Problem; How small is 1 part per million? What will happen to our pure food coloring when we dilute it to 1 part per million
3 answers
asked by
Anonymous
392 views
The following two solutions were combined and mixed well: 150.00 mL of a 3.500 M iron(¡¡¡) nitrate solution and 760.00mL of a
2 answers
asked by
Anonymous
572 views
If i change the concentration of the 3% hydrogen peroxide solution to 1.5%, am I changing its concentration or percent
2 answers
asked by
Pink
507 views
At equilibrium, the concentrations in this system were found to be [N2]=[O2]=0.200 M and [NO]=0.500 M.
N2 + O2= 2NO If more NO is
2 answers
asked by
Anonymous
708 views
If a 2.30 M sample of A is heated to 500 K, what is the concentration of B at equilibrium?
A<-> 2B Kc= 5.04x10^-6 at 500k
4 answers
asked by
Anonymous
2,973 views
What is the concentration of hydrogen ions in a solution containing 0.785 M HOCN (cyanic acid) and 0.659 M (NaOCN) (sodium
2 answers
asked by
gabriella
907 views
a 0.76 mol sample of pcl5 is placed in a 500 ml reaction vessel. what is the concentration of pcl5 when the reaction
pcl5(g)
2 answers
asked by
amanda
583 views
A solution is prepared by dissolving 3.44 g of sucrose, C12H22O11, in 118 g of water.
a) What is the molality of the resulting
2 answers
asked by
Kate
784 views
A solution is prepared by dissolving 3.44 g of sucrose, C12H22O11, in 118 g of water.
a) What is the molality of the resulting
3 answers
asked by
Kate
580 views
BSA stock solution A has a concentration of 3.50 mg/mL.
1.00mL of stock solution A is diluted to a final volume of 5.00mL to
2 answers
asked by
S
990 views
How can you tell if something is highly concentrated or lowly concentrated?
For example: H2CO3, H+, HCO3-, CO3(2- charge), is in
2 answers
asked by
K
566 views
substrate concentration= 3.5mM (c2)
buffer=0.4 ml 10mM PNPP stock= ?ml (V1) water=?ml enzyme= 0.2ml total volume =1ml (V2) I need
1 answer
asked by
greg
472 views
What is the molar concentration of a solution produced by dissolving 1.234 g (NH4)2CrO4 in water and diluting to a total final
1 answer
asked by
Angela
443 views
I need a 64% solution of ammonium chloride. I have 99% ammonium chloride powder. How many grams of the NH4CL do i need to add to
1 answer
asked by
John
425 views
1. What is molarity of products? I can't decide if it's a. The concentration of the reactants measured in mol/L of solution or
1 answer
asked by
mysterychicken
647 views
you have 2.00kg of KCL dissolved in 0.600L of H2O what is the percent solution of KCL(w/v)?
1 answer
asked by
tracy
322 views
If you mixed 25.00g of salt in 100.00mL of water and it all dissolved, what would the concentration be in g/mL?
1 answer
asked by
Marco
389 views
How many milliliters of concentrated ammonia, 15 M NH3, would you dilute to 250 mL to produce 0.162 M NH3?
1 answer
asked by
Alex
327 views
A 150mg/dl glucose solution was diluted 1:2. Then 0.5ml of it was added to 4.5ml saline. 2ml of this solution was diluted to
1 answer
asked by
Fai
467 views
75.0 G tartaric acid in 1 liter is what molarity (moles/liter) mw= 150.087g/mol
1 answer
asked by
alain
390 views
At 350 K, Kc = 0.142 for the reaction
2BrCl(g) *) Br2(g) + Cl2(g) An equilibrium mixture at this temperature contains equal
2 answers
asked by
cheri
576 views
If you dissolve 25.0g og sugar in 150cubic cm of water, what is the concentration in
g/cm3 g/10cm3 g/10cm3
1 answer
asked by
kelly
477 views
7.20 g of NaCl in 500. mL of a NaCl solution
Express your answer with the appropriate units.
3 answers
asked anonymously
19 views
MOLE FRACTION AND MOLALITY IS INDEPENDENT OF TEMPERATURE BUT NORMALITY AND MOLALITY CHANGES WITH TEMPERATURE, WHY?
1 answer
asked by
ABDULLAH
346 views
What is the concentration of the final solution if 1 liter of 6 M HCl is diluted to a final volume of 2 L?
1 answer
asked by
don
352 views
if the equilibrium mixture contains 0.100M NO2, and N2O4 is 4.6 x 10-3 what is the concentration?
2 answers
asked by
Anonymous
473 views
Will a fluoride concentration of 1.0 mg/L be soluble in a water containing 200 mg/L of calcium?
4 answers
asked by
John
450 views
A solution of H2SO4(aq) with a molal concentration of 3.22 m has a density of 1.183 g/mL. What is the molar concentration of
1 answer
asked by
Janice
624 views
An unknown amount of water is mixed with
350 mL of a 6 M solution of NaOH solution. A 75 mL sample of the resulting solution is
2 answers
asked by
cheri
529 views
Is 50 ml of a 50 mM solution of NaCl the same concentration as 100 ml of a 100 mM solution of NaCl?
1 answer
asked by
Anne
385 views
0.1M OF NaOH in 5ml is mixed with 0.1M of CH3COOH in 45ml, what is the concentration of CH3COO- in equilibrium mixture?
3 answers
asked by
Tulela Haimbodi
438 views
what is the % v/v when 105 mL of alcohol are dissolved in enough water to give a 700 mL solution?
1 answer
asked by
cliff
347 views
35ml of active ingredient is mixed with distilled water to total 300ml. What is the final concentration (v/v)? ____
1 answer
asked by
Jean
612 views
A scientist receives a vial containing protein at a concentration of 35mg ml -1 and is asked to add 0.25ml of it to 6.75mls of
1 answer
asked by
Mandy
365 views
a pint of lotion contains 57 g of talc..What is the w/v percent strength of talc in the lotion.
2 answers
asked by
to MATHGURU
624 views
a solution is made by dissolving 3.95g of NaCl in 78.2 mL what is the concentration of sodium chloride in units of weight/volume
1 answer
asked by
amber
402 views
25.0 mL of 0.250 M MgCl is transferred to a 300.0 mL volumetric flask and diluted to the mark with deionized water. What is the
1 answer
asked by
Wyatt
438 views
120ml of a solution whose concentration is 30g/ml was diluted with distilled water by raising its volume to 160cm3. Calculate
3 answers
asked by
grace
367 views
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