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Stoichiometry
Page 4
Questions (11,726)
Water is added to 4.267 grams of UF6. The only products are 3.730 grams of a solid containing only uranium, oxygen and fluorine
4 answers
asked by
Deanne
4,523 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
791 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
2,382 views
How many moles of O are in 13.0 mol Fe(NO3)3?
can you please find this using dymensional analysis and show me how you worked it?
4 answers
asked by
sara
3,118 views
A 13.8 g sample of a compound containing only N and O produced 4.2 g of nitrogen on decomposition. What is its empirical
4 answers
asked by
Striker
1,056 views
How much carbon dioxide measured at 25.0◦C
and 821 Torr would be produced by the combustion of 319 g of glucose (C6H12O6)? 1.
9 answers
asked by
Evelyn
2,416 views
10.0 mol of ammonia gas is injected into a 4.0 L container. At equilibrium 1.2 mol of nitrogen gas is found in the container.
5 answers
asked by
Alicia
3,661 views
A hydrocarbon Y on combustion gives 0.352g of carbon(iv)oxide and 0.18g of water. Calculate the empirical formula of the
5 answers
asked by
The orange baboon
2,138 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
3,257 views
According to the following chemical equation:
N2 + 3H2 → 2NH3 How many grams of hydrogen are needed to completely react with
4 answers
asked by
cc
1,533 views
In one experiment, 7.62 g of Fe are allowed to react with 8.67 g of S. What is the limiting reagent, what is the mass of FeS
4 answers
asked by
Jorge
6,171 views
The iron in a 0.6656 g ore sample was reduced quantitatively to the +2 state and then titrated with 26.753 g of KMnO4 solution.
9 answers
asked by
Gloria
3,183 views
A solution of 2.50 g of a compound having the empirical formula C6H5P in 25.0 g of benzene(C6H6) is observed to freeze at 4.3
4 answers
asked by
Sara
4,872 views
If 4.39 g AlCl3 is dissolved in enough water to make exactly 100.0ml of a solution, what is the molar concentration of the
4 answers
asked by
Karen
4,015 views
In a reaction 6.56g of Zinc reacted with excess dilute Hydrochloric acid Calculate the volume of hydrogen evolved at STP
4 answers
asked by
EMILY
1,079 views
If 6.57 g of iron are reacted with an excess of hydrochloric acid, HCI, then hydrogen gas and14.63 g of iron (III) chloride are
4 answers
asked by
haley
1,929 views
Heat 1kg of CaCO3, get 560g of CaO.
Write the reactant equations and solve the mass of CO2 that born. The CaO is 100% pure.
4 answers
asked by
Melly
605 views
dr. halite combined sodium metal with chlorine gas to make sodium chlorine (table salt). The chemical reaction used up all of
4 answers
asked by
artie
1,199 views
Question: A volume of 26.00ml of 4.30 M. HCL is mixed with 33.70 ml of 10.80 M H3PO4 s mixture is diluted to 1.00 liter with
4 answers
asked by
Eliz
674 views
Number of molecules in 16g of H2CO3
4 answers
asked by
Sabrina
311 views
5.0g of calcium carbonate were allowed to react with 25cm3 of 1.0M hydrochloric acid
Until there was no further reaction.
3 answers
asked by
Freddy
441 views
Consider the following reaction:
2H2S (g) + 3O2 (g) --> 2SO2 (g) + 2H2O (g) If O2 was the excess reagent, 1.3 moles of H2S were
4 answers
asked by
:(
2,335 views
What mass of water is needed to completely react a 8.1 g packet of magnesium
3 answers
asked by
Dina
550 views
calculate the theoretical number of moles of HCl equivalent to 1 mole of
a) NaHCO3 b)CaCO3 c)Al2O3
6 answers
asked by
prince
1,373 views
Express each quantity as a mass in grams.
a) 3.70mol of H2O b) 8.43 x 10^23 molecules of PbO2
3 answers
asked by
Marty
1,173 views
Methane, CH4 burns in oxygen gas to form carbon dioxide and water. How many moles of carbon dioxide will be formed from 8.0g of
5 answers
asked by
Denmark
8,383 views
A 0.4550g solid mixture containing CaSO4 dissolved in water and treated with an excess of Ba(NO3)2, resulting in precipitation
5 answers
asked by
JACI WINLOW
4,129 views
What mass of NaCl do you need to make 71g of Cl2?
4 answers
asked by
savannah
2,338 views
The molar mass of hydrated sodium carbonate is found to be 268g the formula of the hydrated sodium carbonate is Na2CO3.xH2O
Calcu
7 answers
asked by
Bonia
309 views
4. Suppose that an excess of propane, C3H8 , burns in 320 g of oxygen, How many moles of water will be formed?
C3H8 + 5 O2 --> 3
7 answers
asked by
Hannah
4,595 views
An excess of silver nitrate solution was added to 10.0cm3of sodium chloride solution, and 0.717g of silver chloride was
4 answers
asked by
Jack
1,296 views
If 6.5g of zinc reacts with 5.0g of HCL,according to the reaction.Zn + 2HCL:zncl2+h2 Which substance is the limiting reaction?
15 answers
asked by
Ettefa Tirfessa
5,201 views
24 g of carbon and 32 g of oxygen combine to form carbon monoxide. What is the mass of the carbon monoxide formed?
5 answers
asked by
Hii
1,019 views
5C(s) + 2SO2(g) > CS2(l) + 4CO(g)
How many moles of carbon monoxide form at the same time that 0.246 mol CS2 forms?
5 answers
asked by
Tristan
6,557 views
A mixture weighing 7.290 mg contained only cyclohexane, C6H12 (FM 84.159), and oxirane, C2H4O (FM 44.053). When the mixture was
7 answers
asked by
RJ
6,545 views
If 15.50 of Pb( No3)2 are reacted with 3.81g of NaCl then NaNo3 and with PbCl are formed calculate the Mass of the excess
2 answers
asked anonymously
114 views
How many moles of hydrogen are required to completely hydrogenate one mole of pent-1-en-3-yne?
4 answers
asked by
bob
154 views
Consider the reaction between reactants S & O2
2S(s) + 3 O2(g) ==> 2 SO3(g) If a reactant vessel initially contains 5 mol S and 9
10 answers
asked by
Monique
6,137 views
56g of N2 reacts with 30g of H2 to form NH3.Calculate the number of moles of NH3 formed.
4 answers
asked by
Anina Anna Charley
4,617 views
calculate the number of oxygen needed to oxidize 12.5grams of glucose (C6H12O6) into carbon dioxide and water. (Combustion
4 answers
asked by
Opo
4,971 views
How many gram of hydrogen chloride acid containing 10% by mass of hydrogen chloride acid would be required to dissolve 13g of
5 answers
asked by
Mercy
1,216 views
how many grams of Na are needed to react with H2O to liberate 400mL of H2 gas at STP?
5 answers
asked by
justin
1,769 views
Commercial brass, an alloy of Zn and Cu, reacts with hydrochloric acid as follows.
Zn(s) + 2 HCl(aq) ZnCl2(aq) + H2(g) (Cu does
9 answers
asked by
Kris
2,501 views
Treatment of a 0.2500-g sample of impure potassium chloride with an excess of AgNO3 resulted in the for- mation of 0.2912 g of
5 answers
asked by
Rana
7,266 views
A 0.250-g sample of a magnesium-aluminum alloy dissolves completely in an excess of HCl (aq) . When the liberated H2 (g) is
9 answers
asked by
Jake
7,046 views
72.1 g of steam is reacted with excess ethene (C2H4) according to the following reaction. Determine the maximum mass (in grams)
6 answers
asked by
naj
1,680 views
what valume of nitrogen reacts with 33.6 liters of oxgen to produce nitrogen dioxide?
10 answers
asked by
Reediet
3,190 views
What is the percent yield of CO2 if a reaction using 10.0 g CO with excess O2 produces 12.8 g CO2?
2CO + O2 → 2CO2
5 answers
asked by
lala
6,206 views
What mass of NO2 is formed by the complete reaction of 2 mol O3 with excess NO in the reaction?
O3 + NO --> O2 + NO2 I know the
4 answers
asked by
Anonymous
2,875 views
What is the mass in grams of copper chloride dihydrate (CuCl2·2H2O) required to prepare 80.0 mL of a 0.10 M CuCl2 solution?
7 answers
asked by
John
4,495 views
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