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Chemical Formulas
Page 7
Questions (491)
What is the molar mass of Mg(NO3)2? Explain how you calculated this value.
3 answers
asked by
Anonymous
692 views
Percentage formula of oxygen in sodium trioxonitrate(v)
9 answers
asked by
Precious
682 views
i need to write to chemical formula for sulphur(II)iodide
but both are non metals what do i do and i get confused sometimes cause
3 answers
asked by
Sam
691 views
Why is the formula for potassium peroxide K2O2?
1 answer
asked by
A Canadian
676 views
Calculate the empirical formula for each of the following natural flavors based on their elemental mass percent composition.
nitr
2 answers
asked by
Mely
695 views
How do you write the chemical formula for ammonium acetate and ammonium hydrogen sulfate?
4 answers
asked by
maath
669 views
Is this the right way to write the structual and the chemical formula for propane?
P P P P P C C C C P P P P P Pretend that there
3 answers
asked by
Hallie
682 views
in the formula for calcium bromide (CaBr2), what does the subscripted two indicate?
A. the bromide atom has a charge of 2- B. the
2 answers
asked by
drew
673 views
What is the empirical formula for aluminium selenide?
What is the common oxidation state of aluminum? Combine that information
1 answer
asked by
sarah
679 views
What are the formulas for the following:
A. Tetrachloroferrate(II) ion B.Pentammineaquaruthenium(III) ion Thank you!
3 answers
asked by
Kimberley
647 views
How many total atoms are in the chemical formula Ai(NO3)3? I thought it was ten because Ai is 1 atom. The No3 is 3 atoms times
2 answers
asked by
lexi
643 views
Find the molar mass of Chromium (III) Hydrogen Phosphate. Also, what is the chemical formula for this molecule?
2 answers
asked by
Jack
644 views
What are the formulas for the following compounds?
Nitrogen triiodide iodine monochloride tetraiodine nonaoxide
2 answers
asked by
Nona
638 views
Determine the empirical formula of a compound found to contain the following 52.11% carbon, 13.14% hydrogen, and 34.75% oxygen
2 answers
asked by
lynda smith
611 views
Chemical formula for Mercury(II)Chloride, Potassium nitrite, Aluminum hydroxide, Sulfure Dioxide. Let me see if I am right for
1 answer
asked by
mZ. YoU
625 views
What is the empirical formula of a compound that is 14 g calcium, 11 g oxygen, and 0.7 g hydrogen?
A. CaO2H B. Ca2OH2 C. CaOH D.
2 answers
asked by
Adam
588 views
Write the chemical formulas for the compounds containing each of the following: a) one calcium atom for every two iodide atoms.
2 answers
asked by
Melissa
632 views
What is molecular mass of CuSO4(NH4)SO4.H2O
2 answers
asked by
Collins
591 views
With the knowledge that the formula of Diphosphorus pentoxide is P205, and its anion is P3-02-, what would be its cation? Would
3 answers
asked by
Last Name
612 views
chemical formula for potassium hydrogen sulfide? is it KHS?
2 answers
asked by
bob
592 views
an unknown compound is known to contain 30.34%N and 60.56%O and has a molar mass of 92.00g. what are the empirical formula and
3 answers
asked by
Bill
584 views
So I have to make a green cleaner for a project in chemistry. I think my ingredients should be: vinegar, salt, water, and lemon
10 answers
asked by
julie
607 views
what is the gram formula mass of Mg(C103)2?
help!
5 answers
asked by
Anonymous
580 views
The formula for rust can be represented by Fe2O3. How many moles of Fe are present in 24.6 g of the compound? Please guide me
2 answers
asked by
Michelle
584 views
Write the formula for iron (III) sulfate.
My answer is Fe2(SO4)3
2 answers
asked by
Ciaria
591 views
A compound has the empirical formula CHCL .A flask with volume 253 cm3 at temperature of 373K and pressure of 1.0 atm contains
2 answers
asked by
Amy
579 views
Can someone please check my answers for me for the following questions. THANK YOU!
1) An ion with an oxidation number of 3+ can
2 answers
asked by
anonymous
562 views
What is the variable x in the following hydrate formula NaCl xH2O if the mass of sodium chloride is 58g and the mass of the
2 answers
asked by
zach
571 views
a compound containing only carbon and hydrogen consists of 362 g of C and 30.1 g of H. what is the empirical formula of the
2 answers
asked by
Lynn
544 views
i need a bit of help finding out how to do this problem. just tell me how and ill take it from there.
Q.A compound containing
3 answers
asked by
Marty Mc Fly
565 views
What is the ratio of atoms of CL over atoms of Zn?
and what is the empirical formula of zinc chloride? In ZnCl2, there are two
1 answer
asked by
Steve
559 views
8.09% carbon, 0.34% hydrogen, 10.78% oxygen, and 80.78% bromine
its similar to the last one i posted empirical formulas
2 answers
asked by
tula
541 views
Calculate the molecular weight (MW) of a compound with the molecular formula C5H4FeN4.
Report your answer to the nearest whole
2 answers
asked by
Stacey
531 views
Beryllium (Be) has four electrons. Fluorine (F) has nine electrons. Which chemical formula shows the correct subscripts for the
1 answer
asked anonymously
52 views
what would the formula be for a compound containing chromium (III) ions and ions of element 27?
2 answers
asked by
Chelsea
548 views
WHAT IS THE EMPIRICAL FORMULA FOR A COMPOUND THAT HAS 200GRAMS. 97.30 GRAMS OF CARBON, 16.22 GRAMS OF HYDROGEN, AND THE REST IS
2 answers
asked by
BILL
534 views
What is the gram formula mass of NaC2H3O2 multiplied by 10H2O
2 answers
asked by
Dexter
524 views
The following chemicals have the indicated formula weight Surcose = 342.3g; Potassium dihydrogen=136.09; and Tris=121.14
Also the
2 answers
asked by
Robert
548 views
The empirical formula of an oxide of nitrogen containg 30.4 per cent of nitrogen is NO
2 answers
asked by
Princess
535 views
Citric acid has the formula C3H3OH(COOH)3. How many atoms of carbon,hydrogen and oxygen are in each molecule?
Please help I don't
2 answers
asked by
Cherie
512 views
wen determining the formula for a compound its important to no the valance no of each element suppose element a has a valance no
2 answers
asked by
andrea
545 views
the total number of atoms represented in the formula: (NH4)3 PO4 (DOT) 6H20
2 answers
asked by
Desirea
522 views
Carminic acid is a naturally occuring red pigment and contains only carbon, hydrogen, and oxygen. It is 53.66% C and 4.0p% H by
2 answers
asked by
thomas richards
532 views
What is the formula for copper chloride dihydrate ?
And can 1 get more info on it plz (like an overall overview) ? Tnx
2 answers
asked by
Antonie
554 views
Please check the following.
1. What compound is sodium sulfite? My answer:Na2SO3 2. Which element is a noble gas? a. N2 b. Cl2 c.
2 answers
asked by
Anonymous
511 views
what is the metal ion formula for
BaCL2 (times) 2H2O
3 answers
asked by
mel
511 views
What is the empirical formula of a compund composed of 3.25% hydrogen(H), 19.36% carbon(C) and 77.39% oxygen(O) by mass?
2 answers
asked by
Jerry
524 views
write the electron-dot formula for the following compound HCN,Co2,H2O@,O2,H2O
2 answers
asked by
maawiya muhammad diggie
513 views
Determine the number of each type of atom in each of the following formulas.
(a) Ba(OH)2(subscript) Ba 1. O 2. H 3. Ba thanks
3 answers
asked by
sara
506 views
A compound is composed of 19.998% carbon, 3.331% hydrogen, 23.320% nitrogen, and 53.302% Oxygen. Its molar is 120.07 gram/mole.
2 answers
asked by
regina
514 views
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Parent Categories (17)
Acids and Bases
Atomic Bonding
Atomic Structure
Balanced Equations
Chemical Compounds
Chemical Equations
Chemistry
elements and compounds
Formulas
Inorganic Chemistry
Ionic Bonding
Ionic compounds
Molecular Compounds
Organic Chemistry
Periodic table
Science and Chemistry
Stoichiometry