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Chemical Compounds
Page 3
Questions (480)
Name the following compound?
FeCl3 x 6H2O
4 answers
asked by
Christina
1,624 views
Two compounds that contain Cu and Cl have the following masses:
Cpd A: 32.10 g Cu and 17.90 g Cl Cpd B: 23.64 g Cu and 26.37 g Cl
4 answers
asked by
Jessica
868 views
how many grams of chloroethylene C2H3Cl contain 5.47 x 10^26 molecules?
3 answers
asked by
Anonymous
788 views
What type of compound is Febr3
3 answers
asked by
Tab
1,163 views
a hydrated iron chloride compound was found to contain 20.66% Fe, 39.35% Cl, and 39.99% water, determine the empirical formula
4 answers
asked by
la fonda
2,005 views
In which of the following pairs of compounds are both members of the pair molecular compounds?
PCl3 and LiBr CCl4 and KOH NaH and
3 answers
asked by
layla
3,181 views
How many grams of sodium are contained in 10 grams of sodium sulfate?
2 answers
asked by
Anonymous
920 views
Write formulas for the following.
1. potassium hexacyanoferrate(III) 2. sodium hexafluoroaluminate 3.
3 answers
asked by
Sharon
1,818 views
What is the oxidation number of PO4 in the compound Ca3(PO4)2? how do you get it?
4 answers
asked by
Noel
1,813 views
Whats the name for HI(aq)?
I thought it was Hydrogen Iodide, but that's incorrect, does the aq change the name?
2 answers
asked by
echem
1,050 views
Give the formula and charge of the oxyanion in each of the following compounds:
(a) Potassium sulfite (b) Sodium perchlorate (c)
3 answers
asked by
hetvi
315 views
sodium trioxocarbonate(iv) crystals NaCO3.XH2O contains 62.94% by mass of water of crystallization.Find the value of X?
5 answers
asked by
Deborah
1,073 views
E.f of feso4
1 answer
asked by
Anushka
332 views
Using the graph below, which of the following is a gas?
a Ce2(SO4)3 b NaNO3 c KCl d NaCl Question 21 How many valence electrons
3 answers
asked anonymously
56 views
how many grams of potassium nitrate are needed to prepare 250.0ml of a 0.03M potassium nitrate solution?
3 answers
asked by
jen
907 views
1) HCL 2)H2S 3)HNO3 4) H2SO4 5)H2O contains the lowest percent by mass of hydrogen.
3 answers
asked by
Cat
619 views
0.717g of potassium dihydrogen phosphate in 500ml concentration in ppm
3 answers
asked by
junaid
518 views
What is the name of CrS subscript 3?
Chromium (III) Sulfide? But S has a -2 charge... -2(3)=-6 Cancellation of the charge need to
3 answers
asked by
Anonymous
676 views
What is meant by 0.2mol (12g) of glacial acetic acid how can we make ?
3 answers
asked by
Ali
446 views
Cobalt(2) chloride is commonly obtained from chemical supply houses as a hydrate with the formula COCL2*6H2O an analysis showed
4 answers
asked by
olia
2,210 views
how many c atoms are contained in 15.63g of c5h12??
4 answers
asked by
rose
500 views
How many atoms are in Zinc Chloride, ZnCl2?
4 answers
asked by
teacher1
910 views
A solution contains 10.0 g pentane, C5H12, 10.0 g hexane, C6H14 and 10.0 g benzene, C6H6. What is the mole fraction of hexane?
I
3 answers
asked by
Marcus
2,393 views
A 2.97 g sample of a molecular compound
is dissolved in 103 g of tetrachloromethane (carbon tetrachloride). The normal boiling
4 answers
asked by
Aubrey
1,171 views
which of the following statements correctly describes the substance with the formula KI?
4 answers
asked by
matt
1,586 views
Q1.A compound of copper and sulphur is 65.43percent copper by mass.how many grams of copper can be obtained from 249g of this
3 answers
asked by
watson
1,256 views
The number 2 in H 2
O indicates that there are(1 point) Responses ½ as many Hydrogens as Oxygens ½ as many Hydrogens as Oxygens
10 answers
asked anonymously
44 views
Which of the following items is a salt
3 answers
asked anonymously
33 views
The image is a model of sulfuric acid that has a chemical formula of H2SO. In 1-2 sentences explain why creating models, like
3 answers
asked by
deez
126 views
Show me models of methane, oxygen and hydrogen peroxide
3 answers
asked by
Jo
18 views
what is the name for the compound Al2I3??
3 answers
asked by
Rebecca
1,046 views
ka value for acetic acid,aluminium nitrate,zinc nitrate,ammonium nitrate and sodium dihydrogen phosphate?
3 answers
asked by
cf september
1,936 views
Write the empirical formula of Atleast four binary ionic compounds that could be formed from the following ions
Mg^2+,V^5+,Br^-,S
3 answers
asked anonymously
41 views
a dibasic compound , B, has pkb2 = 6.00. Find the fraction in the form of BH+ at pH 9.00
3 answers
asked by
Katya
670 views
write the resonance desription for the following
A. ClNO2 B. NO-2
4 answers
asked by
Lauren
614 views
A hydrate of copper (II) sulfate with formula CuSO4.xH2O has a molar mass of 250.0 g/mol. 2.545 g of hydrate is heated and
5 answers
asked by
Kai
10,010 views
This is a model of a compound called propane. Its chemical formula is C3H8.QuestionThink about what the letters and numbers in
2 answers
asked anonymously
86 views
How can you tell if a compound consists of ions if it does not dissolve in water?
5 answers
asked by
ss
1,920 views
A tube of "Brilliant Yellow" acrylic paint contains titanium dioxide. What transition metal is in this compound?
What important
4 answers
asked by
Caitlyn
1,658 views
How many chlorides ions are present in 1.7grams of magnesium chloride crystal?
1 answer
asked by
Allan
64 views
Give one example of chemical compound used in:
(a) medicine (b) agriculture (c) industry 2. Define the term soil profile. (ii)
1 answer
asked by
Rocky Adzadi
112 views
What is compound.
1 answer
asked by
Prince
56 views
2Al(CO2)3
2 answers
asked by
Anonymous
189 views
Ammonia (NH3) is commonly used in household cleaners. If there were 5.31 × 1023 molecules of NH3, what was the mass of ammonia
1 answer
asked by
Love Bird
309 views
Iron oxide is a blue vitrol or green vitrol or rust
1 answer
asked by
Pratham
310 views
What would the boiling point of sulphur Hexachloride be? I am doing a study of it and there is a question about whether SCl6 has
3 answers
asked by
Ruben
679 views
What does CF4 mean
3 answers
asked anonymously
33 views
What does NO2 stand for
3 answers
asked anonymously
24 views
What is ozone? All I know is that it contains 3 oxygen molecules.
6 answers
asked by
Jamie Cochran
402 views
So4 full name
1 answer
asked by
Chanchal
366 views
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Parent Categories (10)
Chemistry
Elements
Inorganic Chemistry
Materials
Organic Chemistry
Physical Chemistry
Science and Chemistry
Science/Chemistry
Science/Substance Chemistry
Scientific notation