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Stoichiometry
Page 6
Questions (11,834)
Given the following equation:
2KClO3---> 2KCl+3O2 How many moles of O2 can be produced by letting 12.00 moles of KClO3 react?
7 answers
asked by
Nick
15,026 views
Confused
What is the percent composition of chlorine in PCl5?
7 answers
asked by
Shine Bright Shine Far
4,077 views
When 5.49 g of platinum reacts with an excess of fluorine, 7.65 g of platinum(_) fluoride forms.
a. What is the mass of fluorine
4 answers
asked by
Lauren
2,095 views
How many liters of Chlorine at STP will react with 35L of 02 at STP given the following reaction?
2Cl2(g) + 7O2(g) - 2Cl2O7(l)
6 answers
asked by
Nan
2,709 views
A CaCl2 solution is given to increase blood levels of calcium. If a patient receives 5.0 mL of a 5.0 % (m/v) CaCl2 solution, how
5 answers
asked by
Ava
7,348 views
Ammonia, NH3, is widely used as a fertilizer and in many household cleaners. How many moles of ammonia are produced when 6 mol
4 answers
asked by
Anonymous
3,742 views
How many moles of solute particles are present in 1 L of aqueous 0.08 M ethanol (C2H5OH)?
4 answers
asked by
Blair
3,649 views
How many grams of solid NaOH are required to prepare 500 ml of a 0.04 M solution? (b) Express the concentration of this solution
5 answers
asked by
Karar Samet
3,557 views
if an excess of nitrogen is reacted with 3.41 g of hydrogen, how many grams of ammonia can be produced?
5 answers
asked by
Anonymous
4,387 views
Thanks for the help earlier
My question Silicon tetrachloride (SiCl4) can be prepared by heating Si in chlorine gas: Si + 2Cl2
6 answers
asked by
Kate
7,986 views
What is the mass of 50.0 L of O2(g) at STP?
O is 16g/mole, so O2 is 32g/mole. 50/32 = 1.5625 moles. 1 mole of any gas at stp is
7 answers
asked by
Shine bright shine far
7,601 views
Given the reaction:
C8H16 + 12O2 --> 8CO2 + 8H2O How many moles of H2O are produced when 11.2 liters of C8H16 gas, measured at
6 answers
asked by
Lori
5,229 views
The aluminium sulphate hydrate contains 8.10 percent Al by mass. Calculate x, that is, the number of water molecules associated
4 answers
asked by
Ben
2,071 views
Calculate the mass of Mg metal requied to consume 2560g of CO2 in the reaction 2Mg+CO2 → 2MgO + C
5 answers
asked by
Anonymous
2,544 views
Magnetite, an iron ore with formula Fe3O4, can be reduced by treatment with hydrogen to yield iron metal and water vapor.
(a)
6 answers
asked by
Marie
4,965 views
What mass of benzoyl peroxide is present in 150g of an acne solution with a 5.0% M/M benzoyl peroxide concentration?
A) 7.5g B)
4 answers
asked by
Rachel
1,653 views
If 0.08 mol of LiCl is added to a one liter solution that has dissolved 0.01 mol of PbCl2, will a precipitate
occur?
4 answers
asked by
Allie
809 views
How many moles of C9H8O4 are in a 0.700 g tablet of aspirin?
n^C9H8O4 =?????? How many molecules of C9H8O4 are in this tablet?
4 answers
asked by
Sky
3,172 views
calculate the number of gram of Al2S3 which can be prepared by the reaction of 20 gram of Al and 30 gram of sulpher . how much
10 answers
asked by
sss
4,900 views
Calculate the minimum number of moles of Pb(NO3)2 required to start precipitation in 50.0mL of 0.15M ZnI2
7 answers
asked by
May
2,753 views
How many grams of CH4 are required to produce 43 g of Cu according to the following equation: 4CuO + CH4 --> CO2 + 2H20 + 4Cu?
I
5 answers
asked by
Casey
2,394 views
If we take 2.2 grams of CO2, 6.02 X 1021 atomes of nitrogen and 0.03 gram atoms of sulphar , then the molar ratio of C, N, and O
10 answers
asked by
Shahab Mirza
5,119 views
Calculate the molarity of a phosphoric acid(H3PO3)solution that is 84% by mass phosphoric acid and has a density of 1.87g/mL.?
5 answers
asked by
Lahna
3,968 views
I am really having trouble answering this question, can someone help?
A binary compound between an unknown element E and hydrogen
4 answers
asked by
Melissa
3,464 views
How many moles of Al are needed to form 2.43 mol of Al2Br6?
4 answers
asked by
Carol
3,480 views
how many moles of water vapour are formed when 10 liters of butane gas C4H10 is burned in oxygen at stp?
20 answers
asked by
nati
6,537 views
2Na(s) + 2HCl (aq) -> 2NaCl (aq) + H2 (g)
1. IF 2.5G OF SODIUM REACTS WITH AN EXCESS OF HYDROCHLORIC ACID, WHAT VOLUME OF
7 answers
asked by
0oooooooo0
2,040 views
predict whether or not a precipitate will form if you mix 75ml of a NaOH solution with pOH = 2.58 with 125ml of a 0.018M MgCl2
4 answers
asked by
glenn
3,180 views
You have 10.5 moles of C5H12, how many moles of C do you have?
4 answers
asked by
cici
1,775 views
How many moles of potassium sulfate would you need to prepare 1200 grams of 5.0% sulfate (m/m) solution?
Calculate the volume of
4 answers
asked by
Donna
1,974 views
How many grams of CO are needed to react with an excess of Fe2O3 to produce 209.7gFe? Fe2O3(s) + 3CO(g) => 3CO2(g) + 2Fe(s)
6 answers
asked by
Shelly
9,017 views
Calculate the mass of solid which will be precipitated when 35g of carbon(iv)oxide are passed through a solution of calcium
6 answers
asked by
Esther
1,561 views
Determine the number of moles of N2 that are required to produce 12 mol of NH3 using the equation, N2 + 3H2 --> 2NH3.
12 mol NH3
4 answers
asked by
Beth
1,816 views
How many molecules are in 2.6 grams of H2O?
5 answers
asked by
Bob
2,412 views
calculate the volume(ml) of a 0.215M KOH solution that will completely neutralize each of the following?
a) 2.50ml of a 0.825M
4 answers
asked by
Connie
4,563 views
Given the following equation : 2Al+6HCl 2AlCl 3 +3H 2 If 3.00 grams of H 2 were produced, how many grams of Al reacted ? (Molar
6 answers
asked by
Erika
6,112 views
An unknown metal is found to have a density of 19.300 g/cm^3 and to crystallize in a body-centered cubic lattice. The edge of
4 answers
asked by
sam
4,721 views
Br2 + 5F2 --> 2BrF5
How many molecules Br2 react with 1.11 x 10^20 molecules F2? I got 2.21 x 10^47 but I feel that's too big and
7 answers
asked by
Ana
3,266 views
how many grams of Al2O3 be obtained if 13.5 g of aluminum completely reacts with oxygen as
4Al+3O2---->2Al2O3 Molar mass of Al is
6 answers
asked by
Alia Misbah
4,227 views
What is the % by mass of chlorine in CH2Cl2?
I calculated the molar mass of CH2Cl2 which is 84.93. I than calculated the molar
4 answers
asked by
Casey
1,466 views
If 7.83 g FeCl3(s) is dissolved in enough water to make 2.50 L of solution, what is the concentration of Fe3+ in the solution?
5 answers
asked by
Kevin
2,011 views
What size container do you need to hold 0.0459 mol of N2 gas at stp
6 answers
asked by
Jimmy B
5,960 views
6.0mol of ammonia gas is injected into a 3.0 mol L container. at equilibrium 1.5 mol of hydrogen gas is found in the container.
7 answers
asked by
nicole
2,930 views
A 500 mL potassium chloride solution was prepared by dissolving
potassium chloride in distilled water. 25.0 mL of the solution
4 answers
asked by
Prince
1,374 views
calculate the mass of sodium trioxonitrate(v) produced when 3.0g of pure sodium hydroxide reacts with 100cm3 of 1.0m
4 answers
asked by
sani auwalu
1,252 views
Calcium carbonate of mass 10g was heated until there was no further change
A. Write an equation for the reaction B. Calculate the
4 answers
asked by
Stephen
1,310 views
calculate the amount of 95% marble required to obtain 11.2Litres OF CARBON DIOXIDE
4 answers
asked by
sum
3,420 views
How many grams of ethanol must be added to 500.0 g of water to make a solution that freezes at 0.00 degrees fahrenheit? The
4 answers
asked by
Lucy
2,718 views
35.8g of a mixture of potassium chloride and potassium trioxochlorate (v), were heated to a constant mass. if the residue
5 answers
asked by
Blessing
1,393 views
39.8g of a mixture of potassium chloride, KCl, and potassium trioxochlorate(V), KClO3, were heated to a constant mass. If the
4 answers
asked by
Oyinade
1,666 views
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