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Chemical Formulas
Page 5
Questions (491)
What is the molecular formula for the folowwing compound? Empirical Formula:
C3H6O2 (M=74.08 g/mol)
2 answers
asked by
Help!
1,278 views
Calculate the empirical formula for the following compound: potassium tartrate found in baking powder: 20.8% K, 2.7% H, 25.5% C,
2 answers
asked by
ABCD
559 views
The chemical formula for acid is H2CO3. How many compounds are represented by this formula
3 answers
asked by
Princess
49 views
Calculate the empirical formula of a compound containing 52.14% C, 13.12% H, and 34.73% O.
I don't understand how they got the
4 answers
asked by
kim k
1,380 views
A formula contains numbers below the elements called__________________?
The subscripts in chemical formulas tell us the
1 answer
asked by
Brandon
411 views
balance molecular formula, total ionic formula and net ionic formula of Sr(NO3)2 + Al2(SO4)3. Thank you
1 answer
asked by
Ivy
465 views
Write the formulas of the principal molecular or ionic species present in an aqueous solution of each substance.
(a) Sodium
2 answers
asked by
kim k
1,124 views
Write a formula for the compound that forms from barium and the following polyatomic ion.
(a) hydroxide (b) carbonate (c)
4 answers
asked by
Hannah
1,089 views
What is the molar mass of glucose, C6H12O6?
3 answers
asked by
jane doe
1,534 views
A compound that contains only Fe and O is 69.9% Fe by mass. What is the empirical formula of theis compound?
Attempt:
2 answers
asked by
Amy~
467 views
Write the correct formula for the combination of Magnesium and Nitrogen, as prepared above.
7 answers
asked anonymously
36 views
The formula for sulfuric acid is H2SO4
. How many elements does it contain? 6 6 7 7 3 3 1
3 answers
asked anonymously
12 views
How many atoms seven
seven six six four four eightare represented in the formula Na2HPO4?
3 answers
asked anonymously
21 views
Can you please explain thoroughly to me about all this.
Why do we criss cross the formulas of compounds? How do we find out which
1 answer
asked by
Sara
522 views
(NH4)2SO4 How many atoms
4 answers
asked by
Patti
544 views
Which formula contains two non-metals?
Responses BaO upper case B lower case A upper case O NaBr upper case N lower case A upper
3 answers
asked by
pi
49 views
give an example of a chemical formula.
2 answers
asked by
dan
822 views
Can someone check my work please? Thanks :))
2. Write the formulas for the compounds formed between the following: g. Cu+2 and
1 answer
asked by
Emily
465 views
The chemical formula for carbonic acid is H2CO3
. How many compounds are represented by this formula? 3 3 1 1 2 2 6
3 answers
asked anonymously
33 views
A sample of black mineral hematite, an oxide of iron found in many iron ores, contains 34.97 g of iron and 15.03 g oxygen. What
3 answers
asked by
Nadia
42 views
Al2(SO4)3 does the 3 apply to everything or just the SO4. thank you.
1 answer
asked by
Geff
457 views
In the delta T formula how do you find i = ?
If its ionic like NaCl then i = 2 What if its like C6H12O6? i = 1 ? or i = 3? Since
3 answers
asked by
Chopsticks
454 views
How many molecules of ethane are present in 0.862 g of c2h6
3 answers
asked by
Nadia
33 views
write the formulas for the following
potassium sulfide i put KaS Tin (IV) chloride i put SnCl4 Dihydrogen sulfide i put H2S
2 answers
asked by
John
754 views
It said name the following compounds containing polyatomic ions
a) NaHCO3 i put Sodium Dicarbonates But b and c i had no idea
3 answers
asked by
john
953 views
formula for Dinitrogen monoxide
1 answer
asked anonymously
17 views
What is the ^S for NaCl (l)?
1 answer
asked by
Jayd
305 views
what is the formula for laughing gas? is it N2O or N2O4? i think its N2O
can anyone confirm this? It's N2O.
1 answer
asked by
naty girl
567 views
True or False
The empirical formula of a compound is always the same as the molecular compound. My Answear: True The empirical
3 answers
asked by
Bryan
1,548 views
How do you write chemical formulas? For example how so you right a chemical formula for calcium fuoride?
Calcium flouride would
1 answer
asked by
Beautiful
552 views
Is the empirical lead chloride formula Pb2Cl or PbCl2?
http://en.wikipedia.org/wiki/Lead(II)_chloride
2 answers
asked by
Min
615 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
37 views
For each compound below, count the TOTAL number of atoms.
Remember: the subscripts tell you how many of each atom are in the
1 answer
asked anonymously
55 views
For each compound below, count the TOTAL number of atoms.
Remember: the subscripts tell you how many of each atom are in the
1 answer
asked anonymously
62 views
This is the chemical formula for carbon dioxide. How many atoms are in carbon dioxide?
Question 2 options: 1 2 3 4
11 answers
asked anonymously
30 views
The chemical formula for carbonic acid is H2CO3
. How many compounds are represented by this formula?(1 point) Responses 3 3 2 2
1 answer
asked anonymously
45 views
Write chemical formulas for the compounds formed by the following positive and negative ions: Ba2+ and NO3-, Al3+ and Co3, and
3 answers
asked by
Kelly
4,764 views
Write the chemical formulas for the compounds containing each of the following: a) one calcium atom for every two iodide atoms.
3 answers
asked by
Melissa
2,596 views
Which formula represents a molecular compound?
(1) Kr 3) N2O4 (2) LiOH (4) NaI How do you know?
4 answers
asked by
danny123
2,448 views
what are the chemical formula for sodium tetrachloroplatinate(II) and tris(ethylenediamine)cobalt(III) bromide
3 answers
asked by
Katie
2,431 views
Write formulas for the binary ionic compounds formed between the following elements:
a. Sodium and Iodine b. Calcium and sulfur
3 answers
asked by
lynda smith
2,425 views
the formaula for the compound formed between aluminum ions and phosphate ions is???
a. Al3(PO4)3 b. AlPO4 c. Al(PO4)3 d.
3 answers
asked by
lisa
2,137 views
what is the molecular formula of a compound that is 54.5% C, 9.09% H, and 36.4% O. with a molecular weight of 176g/mol.
A)C8H16O4
4 answers
asked by
Justyna
2,054 views
Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO−3, SO2−4, PO3−4.
APPARENTLY
4 answers
asked by
MELISSA
1,935 views
What is the empirical formula for a compound which contains 67.1 percent zinc and the rest is oxygen
5 answers
asked by
Wendy
1,457 views
.The image is a model of sulfuric acid that has a chemical formula of H2SO4. In 1-2 sentences, explain why creating models, like
1 answer
asked anonymously
38 views
15. Which chemical formula represents a covalent compound because they share electrons?
* 1 point NaCl MgO KI CO2
1 answer
asked by
lol
59 views
fill in each blank
Chemical formulas can have three components. The ________________ which are represented by a single uppercase
1 answer
asked anonymously
40 views
How many nitrogen atoms in (NH4)2 CrO4
1 answer
asked anonymously
45 views
How many hydrogen atoms are in 4H2O
1 answer
asked anonymously
10 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