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Chemical Formulas
Page 6
Questions (491)
How many hydrogen atoms in 3(NH4)2CrO4
1 answer
asked anonymously
32 views
How many oxygen atoms are in the compound below:
Cu3(PO4)2
1 answer
asked anonymously
39 views
Which chemical formula provides the most information about a chemical compound in increasing order?(1 point) Responses a 3-D
1 answer
asked by
Kopopolo
99 views
what is the formula for cobalt (III) chloride and sodium hydroxide
3 answers
asked by
Nannette
1,372 views
1. Which of these chemical formulasCl2, KCl, Ar, or NO2represents both an element and a molecule?
2. A miner finds a small
2 answers
asked by
Adrian
1,231 views
The empirical formula for a compound with the molecular formula C6H12N2O4 is?
2 answers
asked by
Stacey
1,199 views
Write a formula for the compound that forms from potassium and acetate.
4 answers
asked by
Anonymous
1,167 views
how many moles of calcium and chloride ions are there in 1.00mol of cacl2
2 answers
asked by
bt
1,128 views
Which chemical formula provides the most information about a chemical compound in increasing order? (1 point)
a molecular
1 answer
asked by
1lld
67 views
Which chemical formula provides the most information about a chemical compound in increasing order?
1 answer
asked anonymously
60 views
Which chemical formula provides the most information about chemical compounds in increasing order
1 answer
asked by
Me
47 views
I need help to find the answer to this problem:
The formula for aluminum sulfate is Al2(SO4)3. Figure the molar mass of aluminum
2 answers
asked by
wizzkid01
1,142 views
Find the amount Atoms and the total amount of elements for each formula
C4H10 2 elements 14 atoms H4Mg3Si2O9 4 elements 18 atoms
5 answers
asked by
M
1,116 views
Write a formula for the compound that forms from barium and the following polyatomic ion.
(a) hydroxide (b) carbonate (c)
3 answers
asked by
Hannah
1,094 views
I need to know if I have th right molecular formula for Sorbito
39.56g C 7.75g H 52.7g O Empirical Formula is CH2O 30.026 amu how
6 answers
asked by
Joshua
1,104 views
An Unknown Compound (M=60.09 g/mol) is composed of Carbon, Hydrogen and Oxygen. Combustion of 0.255 g of the unknown compound
2 answers
asked by
John
1,106 views
what is the gram formula mass of Li2SO4 ?
2 answers
asked by
Heather
1,056 views
What is the formula for Iron(III) sulfide? And why?
3 answers
asked by
Greg
1,021 views
What's the chemical formula for Calciumhydrogen trioxocarbonate (iv)
1 answer
asked by
Daniel
33 views
What's the chemical formula for Potassium trioxochlorate(v)
1 answer
asked by
Daniel
42 views
What is the chemical formula for Zinc trioxocarbonate (iv)
1 answer
asked by
Daniel
37 views
The chemical formula for carbonic acid is H2CO3. How many compounds are represented by this formula?(1 point)
Responses 3 3 1 1
1 answer
asked anonymously
41 views
if k2O, SrO, and Al2O3 are all correct formulas, predict the formulas for the oxides of Rb, Mg, & Ga.
i think the answers are
2 answers
asked by
Kim
1,000 views
a compound with the molecular weight of 276 grams was determined to be 39.10% carbon, 8.77% hydrogen, and 52.13% oxygen. what is
2 answers
asked by
shelly
980 views
what is the gram molecular mass of the compound with the formula CH3COOH ?
(1)22.4 g (2)44.0 g (3)48.0 g (4)60.0 g
2 answers
asked by
Anonymous
934 views
What is the scentific formula for Sodium Thiosulphate?
What is the mass of a 30 N rock in the school yard? Sodium thiosulfate is
1 answer
asked by
Gina
923 views
many formulae which ends with ite,ate ide
2 answers
asked by
maria
905 views
If the empirical formula of a compound is CH2 and its molar mass is 70.0, then what is its molecular formula?
2 answers
asked by
Zayn
1,028 views
What is the actual hydrate formula for Barium Chloride? I did a lab and got 5.4 but i was told to find the actual formula
2 answers
asked by
ryan
902 views
I like to write and name chemical formulas, but some formulas just confused me really bad, so I would like help getting back on
2 answers
asked by
Anonymous
906 views
Analysis of a compound shows carbon hydrogen and nitrogen present. Each molecule contains one nitrogen atom. A 150. Mg sample of
2 answers
asked by
Lucy
898 views
Determining a Molecular Formula from an Empirical Formula
1. A compund has an experimental molar mass of 78g/mol. Its empirical
4 answers
asked by
jaz
913 views
A 12.0g sample of carbohydrate contain 4.50g of carbon, 3.25g of oxygen, and some hydrogen. Determine the percent by mass of
2 answers
asked by
jhong
866 views
I need some help with some of these questions:
The action of bacteria on meat and fish produces a poisonous compound called
1 answer
asked by
Matthew
861 views
If you divide the molar mass of a compound by the empirical formula mass, what is the result?
That division should be VERY close
2 answers
asked by
Chris
881 views
In hydrated copper sulfate, the chemical formula is CuSO4.5H2O, while that of hydrated cobalt(II) chloride is CoCl2.6H2O. I want
2 answers
asked by
Hao
852 views
How many atoms of each element are represented in the following:
A.) 3NaCl B.) H2SO4 C.) 4H2SO4
2 answers
asked by
Anonymous
830 views
Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO−3, SO2−4, PO3−4.
APPARENTLY
1 answer
asked by
MELISSA
844 views
When 3.517 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 11.59 grams of CO2 and 3.164 grams of
5 answers
asked by
jillian
840 views
What is the empirical formula of a compound that is 14g calcium, 11g oxygen, and 0.7g hydrogen?
A. CaOH B. Ca(OH)2 C. Ca2OH2 D.
2 answers
asked by
Amy
800 views
1.to calculate the percent by massof an element in a known compound, divide the mass of the element in one mole by the
2 answers
asked by
Anonymous
826 views
What are the names and formula masses of MgSO4,MgSO4.7H20, and (NH4)2SO4. Please help
2 answers
asked by
neil
815 views
I've been given the formula NH4Br, and I want to make sure I properly separated it into cations and anions. I got NH+1 and Br-1.
2 answers
asked by
Carolyn
790 views
what is the chemical formula for
cadmium phosphate?
4 answers
asked by
hannah
779 views
Calculate the empirical formula for each of the following natural flavors based on their elemental mass percent composition.
vani
2 answers
asked by
Mely
805 views
what are the chemical formulas for calcium phosphate, calcium carbonate, and potassium phosphate?
8 answers
asked by
jessica
803 views
How do I write the formula for the following compounds?
1.potassium permanganate 2.chromium (VI)cyanide 3. tin (II) sulfite 4.
2 answers
asked by
Ashley
802 views
what is the chemical formula of dihydrogen oxide
2 answers
asked by
rishabh
768 views
{\rm NH}_{4}{\rm Cl}
Express your answers as integers. Enter your answers numerically separated by commas.
2 answers
asked by
Anonymous
753 views
The empirical formula of a compound is CH2O and the molecular mass is 180. What is the molecular formula of the compound?
2 answers
asked by
Haley
726 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