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Mass calculations
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Questions (754)
What would be the total mass of the products of a reaction in which 25 grams of table salt (sodium chloride) decomposes into the
3 answers
asked by
Aylin
903 views
Determine the mass (in grams) of a 1% solution of Manganese(II) Sulfate that will contain 0.0403 grams.
4 answers
asked by
Bethany
783 views
determine the mass of CO2 produced when 51.2 g of CaO is reacted with 50.0 g of C according to the unbalanced equation CaO + C
3 answers
asked by
tyler
1,310 views
How many grams of calcium carbonate are required to prepare for 50.0 grams of calcium oxide
5 answers
asked by
Diamond
2,156 views
What is the maximum mass of aluminum chloride that can be formed when reacting 30.0g of aluminum with 35.0g of chlorine
3 answers
asked by
Veronica
1,653 views
How many kilograms of chalcopyrite must be mined to obtain 315g of pure Cu?
4 answers
asked by
Jen
1,184 views
Consider the following reaction.
4 Al(s) + 3 O2(g) → 2 Al2O3(s) It takes 1.00 L pure oxygen gas at STP to react completely with
3 answers
asked by
Zoey
977 views
If the soda you are drinking contains 0.5% by mass sodium benzoate as a preservative. What approximate mass of sodium benzoate
3 answers
asked by
Anonymous
782 views
An excess of zinc is added to 125 mL of 0.100 M HCl solution, What mass of zinc chloride is formed?
Zn + 2HCl ----> ZnCl2 + H2
6 answers
asked by
Ana
2,338 views
I know how to find a and b on this problem but how do I find c? Really would appreciate the help, thanks!
The formula of a
2 answers
asked by
Jenny
693 views
the formula: Ca(ClO3)2 --> CaCl2 + 3O2
what mass pf O2 results from the decomposition of 1.00 kg of calcium carbonate
4 answers
asked by
Anonymous
2,183 views
I have been staring at this one for awhile now... I would so appreciate any help on approaching this problem!
A certain sample of
6 answers
asked by
lynne
1,431 views
What mass of CO is required to react with 146 g of iron (|||) oxide?
3 answers
asked by
Ghada
857 views
how many grams of HCL is needed to produce 200 grams of hydrogen?
3 answers
asked by
Anonymous
672 views
Calculate mass of iron, which will be converted into (Fe3O4) by the action of 18g of steam on it.
5 answers
asked by
Aman
2,009 views
What mass of aluminum is produced by the decomposition of 5.0 kg Al2O3?
My answer is 3000 g of Al Do you convert kg to g?
3 answers
asked by
Anonymous
5,329 views
How many grams of aluminum chloride are produced when 18 g of aluminum are reacted with an excess of hydrochloric acid?
2AL(s) +
4 answers
asked by
Student09
2,151 views
An ore contains Fe3O4 and no other iron. The
iron in a 38.8-gram sample of the ore is all converted by a series of chemical
3 answers
asked by
Nick
579 views
If 75.0 grams of water is decomposed into hydrogen and oxygen, how many grams of hydrogen should be formed?
4 answers
asked by
stoi.
760 views
the mass of CuSCN precipitate is 1.379g, what is the mass of copper in the precipitate?
3 answers
asked by
Help please!
919 views
A 8.13 g sample of HCN is found to contain 0.301 g of H and 4.22 g of N.
Find the mass of carbon in a sample of HCN with a mass
3 answers
asked by
Mely
671 views
Calculate the mass of CaCO3 that would produce 40 mL at STP.
STP means P= 1 atm and T= 0 degrees C. How do I find the mass?
3 answers
asked by
Jordan
2,585 views
You are to determine the mass of O2 that can be produced from 25 grams of HgO. Don't forget to balance the equation first!
this
4 answers
asked by
Killa
814 views
A solution contains 100 ppm of lead. Determine the mass of lead present in 0.500 kg of the solution.
3 answers
asked by
Sam
246 views
what mass of lead (ii) trioxonitrate (v), Pb (NO5)2, would be required to yield 9g of lead (ii) chloride, PbCl, on the addition
1 answer
asked by
mai
339 views
2KClO3----->KCl2 +3O2
the equation is balanced How many grams of O2 will be formed from 3.76 grams of KClO3? How many grams of
4 answers
asked by
Anonymous
2,755 views
Calculate the mass of CuCO3 that decomposed to provide 11.0grams of CO2
3 answers
asked by
Roksahana Ioane
466 views
what mass of Cu(IO3)2 can be formed from 0.650g ofCuSO4.5H2O
3 answers
asked by
gravimetry
2,135 views
2Hg + O2---> 2HgO If the total mass of the product, mercuric oxide, HgO, is 433.2 grams, what is the total mass of the Mercury
5 answers
asked by
GhostGirl
256 views
if 4.1g of Cr is heateed with 9.3g of cl, what mass of crcl3 will be produce
4 answers
asked by
tom
1,027 views
Calculate the mass of water produced when 9.53
g of butane reacts with excess oxygen
3 answers
asked by
Anonymous
1,305 views
A sample that is 63.9 % chloride by mass is dissolved in water and treated with an excess of AgNO3. If the mass of the AgCl
4 answers
asked by
Ashley
1,183 views
A mixture of C3H8 and C2H2 has a mass of 2.5 g . It is burned in excess O2 to form a mixture of water and carbon dioxide that
3 answers
asked by
Sunny
1,883 views
Determine the mass (in grams) of Malonic Acid (C3H4O4) present in 10.0 mL of a 0.200 M solution.
4 answers
asked by
Amanda
728 views
if you start with 20.0g of phosphorus 30.0g of oxygen gas, and 15.0g water, what is the maximum mass of phosphoric acid that can
3 answers
asked by
Anonymous
759 views
Solid magnesium metal reacts with chlorine gas according to the following equation:
Mg + Cl2 --> MgCl2 What mass of magnesium
3 answers
asked by
Mary
1,347 views
1)The reaction between solid sodium and iron(III) oxide, Fe2O3(s), is one in a series of reactions that occurs when an
4 answers
asked by
Nikki
2,009 views
what mass of ethanol(C2H5OH) will be required to prepare a 2.00m solution in 8.00kg of water?
6 answers
asked by
maria
1,477 views
calculate the weight of copper in the Cu(NH3)4SO4 H20 you made.
Mass of Cu(NH3)4SO4 H20 = 0.1140g
3 answers
asked by
sam
680 views
A)What mass of carbon dioxide is produced from the complete combustion of 7.00×10−3 g of methane?
B)What mass of oxygen is
4 answers
asked by
Hannah
2,635 views
Mg3N2 +6H2O- 3Mg(OH)2 + 2NH3-- How many grams of H2O are needed to produce 150g of Mg(OH)2?
I thought I had this but.....the
3 answers
asked by
Connie
7,233 views
How many grams of MgO are produced when 40.0grams of 02 react with Mg?
2mg+O2--->2mgO Could you please set the problem up? I
3 answers
asked by
Connie
5,313 views
55g of CF2Cl2, how many grams of Cl do I have? How do I solve this kind of problem?
3 answers
asked by
Bill
1,173 views
In 24 g of a 7.8% by mass solution of CaSO4? How many grams of solute are present gCaSO4? how many grams of solvent are present
3 answers
asked by
Anonymous
1,081 views
Assuming that you have 0.4g of Y(OH)3, calculate the mass of of BaO2 required to react stoichiometrically (1Y:2Ba:3Cu) to
3 answers
asked by
mary
1,041 views
What is the mass of solute in 500cm3 of 0.005moldm−3 H2SO4? ( H = 1, S = 32.0, O=16.0)
A. 0.490g B. 0.049g C. 0.245g D. 0.0245g
2 answers
asked anonymously
63 views
A mixture of FeO and Fe2O3 with a mass of 10.0 g is converted to 7.48 g of pure Fe metal. What is the amount of FeO and Fe2O3
2 answers
asked by
Mattheo
115 views
Consider the following two equations used in the preparation of KMnO4:
2 MnO2 + 4 KOH + O2 → 2 K2MnO4 + 2 H2O 3 K2MnO4 + 4 CO2
3 answers
asked by
Jack
675 views
calculate the mass of lead || trioxonitrate(v) that will react with 7.8g of sodium chloride to form 10.5g of sodium
4 answers
asked by
Mary
954 views
What is the mass of glucose required to prepare 500ml of 1M solution
3 answers
asked by
Merin rose
1,093 views
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