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Hydrates
Page 2
Questions (95)
Upon heating 134 g MgSO4 · 7 H2O:
(a) how many grams of water can be obtained? (b) how many grams of anhydrous compound can be
3 answers
asked by
Mark
3,200 views
Epsom salts, a strong laxative used in veterinary medicine, is a hydrate, which means that a certain number of water molecules
4 answers
asked by
Tutakumbo
2,612 views
A 6.25 gram sample of copper(II) chloride hydrate was heated until all the water was liberated. The residue massed 4.45 grams.
4 answers
asked by
Peytreshia
1,961 views
a 5.00g sample of a hydrate of barium chloride was heated, and only 4.30g of the anhydrous salt remained. what is the formula of
4 answers
asked by
rose
1,649 views
A 25 g sample of a hydrate of Ca(NO3)2 was heated, and only 1.7 g of the anhydrous salt remained. What hydrate of Ca(NO3)2 was
3 answers
asked by
Sweta
1,509 views
A 32.907-g sample of a hydrate of Au (CN)3 contains 5.406 g H2O
What is the formula for the hydrate? What is the percent water in
4 answers
asked by
Cris
1,282 views
given the true molar masses of CuSO4 and H2O how could you find the exact formula of the hydraye from your experimental data.
2 answers
asked by
Alex
1,192 views
A hydrate of strontium choloride contains 40.54% water. What is the formula of the hydrate ?
SrCl2*xH2O. H2O = 40.54% SrCl2 = 100
1 answer
asked by
Harry
1,129 views
When separated from a water solution,
CuSO4 forms a hydrate with 5 water molecules per formula unit. If 37 g of anhydrous CuSO4
2 answers
asked by
Seth
1,095 views
when 1.40 g of hydrated magnesium salfate is heated to constant mass, 0.68 g of the anhydrous salt remains. find the formula for
1 answer
asked by
San
1,006 views
What percent by mass does the water constitute in Na2SO4*10H2O?
Determine the formula for the hydrate of cobalt (II) acetate from
5 answers
asked by
Christian
956 views
a 2.50g sample of hydrate of calcium sulfate losses 0.523g of water when heated. what is the mass percent of water in the
1 answer
asked by
mocha81
936 views
Consider the compound cobalt (II) chloride hexahydrate (CoCl2·6H2O), how many waters of crystallization are present in this
2 answers
asked by
Tranisah
888 views
When 6.724 g of one of the hydrates of sodium sulfate (Na2SO4) was heated to drive off its water of hydration, the residue of
2 answers
asked by
Annie
841 views
mass of crucible- 18.50g
mass of crucible+hydrate- 19.50g mass of crucible+anhydrous salt 1st heating- 19.10g mass of
2 answers
asked by
Amanda
840 views
I did a hydrate lab in school and these were my results and at the end we have to write the correc formula for the hydrate but I
5 answers
asked by
cara
835 views
Predict the effect of each of the following by mass of water in the hydrate and the chemical of the hydrate? a) not heating the
2 answers
asked by
Eva
784 views
After 0.6523g of CoCL2 .6H2O is heated, the residue has a mass of 0.3423g. Calculate the percent H2O in the hydrate. What is the
2 answers
asked by
Emmanuel
743 views
cobalt(11)chloride is commonly obtained from chemical supply houses as a hydrate with the formula CoCl2*6H2O. An analysis showed
2 answers
asked by
Xihlamariso
751 views
why might heating hydrates in a crucible to find the percentage of water in the hyrate not be appropriate for all hydates?
is it
5 answers
asked by
s
721 views
Experiment 1 results:
mass of crucible 88g mass of hydrate 93g mass of salt 91.196g 1. Calculate the following: a:mass of water
1 answer
asked by
Leanna
681 views
I am a bit lost as to how to go about answering this question. Any help will be appreciated.
When 1.40g of hydrated magnesium
2 answers
asked by
Nona
677 views
If 3.943 g of anhydrous salt remains after heating 5.00 g of CuCℓ2·xH2O, determine the number of molecules of water of
2 answers
asked by
Roxanne
670 views
WHAT IS THE MEANING OF THE NUMERICAL REPRESENTED BY X IN THE GENERAL FORMULA FOR HYDRATE; SALT H2O?
2 answers
asked by
PHILASANDE
628 views
If a 8.6195 g of a mixture which contains (20.0 % of CuSO4.XH2O and 80.0 % of sand) was heated in
a crucible then cooled in the
3 answers
asked by
Janaiby
626 views
After 0.69 g of CoCl2⋅6H2O is heated, the residue has a mass of 0.333 g . Calculate the % H2O in the hydrate.
3 answers
asked by
cant tell ya
616 views
Washing soda, a compound used to prepare hard water for washing laundry, is a hydrate, which means that a certain number of
1 answer
asked by
allison
604 views
if 4.36g of a hydrate of the salt baCl2 is heated and in the process losses 0.6431g of mass, show all your work to calculate the
3 answers
asked by
ujay
586 views
A 2.00 gram sample of Copper (II) acetate produced 2.48 grams of a Copper (II) Formate Hydrate. After heating the sample the
2 answers
asked by
Jesus
568 views
CoCl2 is a compound that is blue when it is dehydrated and pink when in its hydrated form. I have seen a solution of CoCl2 used
1 answer
asked by
DrBob222
552 views
If 1.6045g of anhydrous salt remains after heating 1.9045 g of CuC§¤2¡¤xH2O, determine the number of molecules of water of
2 answers
asked by
Addison
539 views
how do I solve for:
How many grams of water would be lost form 100.0grams of CuCl2 x 5H2O when the hydrated salt was heated at
1 answer
asked by
digits
524 views
If 25 grams of CoCl2•H2O,2 being the subscript of cl and the h, was heated to constant weight. What mass of anhydrous salt
2 answers
asked by
Carrie
513 views
Epsom salt, a common hydrate, has the formula shown below. If I measure out 80 g of epsom salt to add to my foot soak, what mass
2 answers
asked by
Anonymous
519 views
A 3.48 gram sample of sodium sulfate hydrate lost 1.35 gram of water when heated to constant weight. What is the formula of the
2 answers
asked by
Jenny
534 views
Another question. How do I find out how many molecules of water of hydration are in each formula unit of a compound? I want to
3 answers
asked by
Rebekah
514 views
14.1g of hydrated zinc sulphate was heated. 0.52moles of water was driven off. What is the hydrate formula?
9 answers
asked by
Lenece
499 views
After 0.6523 g of is heated, the residue has a mass of 0.3423 g. Calculate the % H2O in the hydrate.
2 answers
asked by
Jim
507 views
1.984 g of a hydrate of K2CO3 is dissolved in 250. mLs of H2O. 10.0 mLs of this solution is tirade against 0.100 M HCl,
4 answers
asked by
Candice
494 views
What effect would letting a crucible and its contents dry overnight before finding their mass have on the value for the percent
2 answers
asked by
Macy
488 views
Upon heating 8.5g sample of Sodium Sulfate hydrate, it loses 4.776 grams after heating. What steps are necessary for me to find
1 answer
asked by
Peytreshia
483 views
A sample of an unknown hydrate weighs 0.500 g and after heating it weighs 0.100. What is the percent of water in the hydrate?
1 answer
asked by
Dee
448 views
If 4.00 grams of the hydrate in #1 are heated how many grams of anhydrous salt would remain after all the water was liberated?
3 answers
asked by
sTin
447 views
you heat 4.31 grams of a nickel 2 phosphate hydrate. You heat to a constant mass of 3.09 grams. What is the formula of this
3 answers
asked by
Daisy
449 views
1.34g of hydrated sodium tetraoxosulphate(vi) was heated to give an hydrous salt weighting 0.71g,the formular of the hydrated
1 answer
asked anonymously
13 views
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Parent Categories (15)
Chemical Compounds
Chemical Formulas
Chemical Formulas and Compositions
Chemical Reactions
Chemical Reactions and Equations
Chemical Reactions/Compounds
Chemistry
Composition and Formula
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Inorganic Chemistry
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Mass and Composition
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Stoichiometry