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Chemical Reactions
Page 8
Questions (14,521)
What is the minimum amount of 6.0 M H2SO4 necessary to produce 19.0 g of H2(g) according to the reaction?
2Al(s)+3H2SO4(aq)→Al2
5 answers
asked by
anon
7,145 views
the activation energy for the decomposition of HI(g) to H2(g) and I2(g) is 186kj/mol. the rate constant at 555k is 3.42 x 10^-7
5 answers
asked by
Jim
9,494 views
Am I correct?
Deterioration of buildings, bridges, and other structures through the rusting of iron costs millions of dollars
4 answers
asked by
patrick
11,894 views
Balance the following equation for a half reaction that occurs in acidic solution. Use e– as the symbol for an electron.
Mo^3+
4 answers
asked by
Anonymous
7,444 views
For the reaction described by the chemical equation:
3C2H2(g) -> C6H6(l) .. Delta H rxn = -633.1 kJ/mol a) Calculate the value of
7 answers
asked by
Katherine
14,321 views
85ml of 0.1M h2so4 solution is titrated against 0.1N koh solution . Calculate the concentration of salt formed when the acid is
4 answers
asked by
Piyush
4,017 views
If 8.00 moles of NH3 reacted with 14.0 moles of O2, how many moles of H2O will be produced?
4NH3 (g) + 7O2 (g) --> 4NO2 + 6H2O
4 answers
asked by
Argh
8,881 views
For a one step reaction, the activation energy for the forward reaction is 40.0 kJ mol-1, and the enthalpy of reaction is -20.0
4 answers
asked by
Anonymous
2,724 views
Sulfur trioxide dissolves in water, producing H2SO4. How much sulfuric acid can be produced from 12.1 mL of water (d=1.00g/mL)
5 answers
asked by
Jon
4,795 views
A mixture of CuSO4 and CuSO4·5 H2O has a mass of 1.235 g. After heating to drive off all the water, the mass is only 0.830 g.
4 answers
asked by
Noelle
5,104 views
The first step in the Ostwald process for making nitric acid is the formation of NO as follows; 4HN3 + 5O2 makes 4NO + 6 H2O.
4 answers
asked by
lavonne
4,201 views
calculate the electrical current necessary to produce 1000 kg of cl2 gas
4 answers
asked by
Wesley
438 views
The combustion of methanol (CH3OH) forms carbon dioxide and water vapor. A combustion reaction refers to a reaction of a
5 answers
asked by
Anonymous
4,835 views
In order to neutralize the acid in 10.0 mL of 18.0 mol/L sulfuric acid that was spilled on a laboratory bench, sodium
4 answers
asked by
Jennifer
2,575 views
What is the balanced equation for the reaction between dilute tetraoxosulphate (vi) acid and sodium hydroxide solution
4 answers
asked by
Gift
1,466 views
Write the equation for the dissociation of carbonic acid.
6 answers
asked by
molly
4,657 views
At a given temperature, a first-order reaction has a rate constant of 3.5 ´ 10–3 s–1. How long will it take for the
5 answers
asked by
Juli
6,077 views
Complete and balance the following equation:
NO2{-} + Cr2O7{2-} = Cr{3+} + NO3{-}
4 answers
asked by
Steven
3,283 views
Write a balanced equation for the dissociation of Mg(NO3)2. I wrote Mg(NO3)^2(s)==>Mg^2+(aq)+NO3^3-(aq)
That isn't the answer in
4 answers
asked by
rose
3,293 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
4,375 views
Ni2+(aq)+Mg(s)→Ni(s)+Mg2+(aq)
Indicate the half-reaction occurring at Anode. Indicate the half-reaction occurring at Cathode.
4 answers
asked by
John
7,816 views
What colors would you expect to see in a flame for the following compounds: potassium chloride, potassium nitrate, and potassium
5 answers
asked by
Sarah
1,931 views
How many kilojoules are absorbed when 318 g of Ca(OH)2 reacts?
6 answers
asked by
kiersten
3,563 views
The reaction of sodium hydrogen carbonate (baking soda), NaHCO3 and vinegar is a safe and effective method of opening a clogged
4 answers
asked by
Mike
1,372 views
Consider the reaction of solid aluminum iodide and potassium metal to form solid potassium iodide and aluminum metal.
The
9 answers
asked by
anonymous
4,342 views
When chlorine gas is added to an aqueous solution of sodium fluoride (aq)
a) fluorine gas is produced. b) a synthesis reaction
7 answers
asked by
thisfoolneedshelp
4,198 views
Butane, C4H10, is a component of natural gas that is used as fuel for cigarette lighters. The balanced equation of the complete
4 answers
asked by
EM
3,092 views
ph of 0.001M H2X OF 50%dissosiation
4 answers
asked by
junaid
3,158 views
What is the oxidation state of Cr in K2Cr2O4?
6 answers
asked by
anon
5,604 views
What is the balanced ionic equation between bromine and sodium bisulfite??? thanks
5 answers
asked by
niki
6,325 views
When solutions of KCl and Pb(NO3)2 are mixed, a precipitate forms. Which of the following is the balanced equation for the
6 answers
asked by
Z
15,669 views
Reaction 6
1. Place a piece of mossy zinc in a test tube 2 add hydrochloric acid solution to the test tube until the mossy zinc
5 answers
asked by
Rain
4,207 views
Consider an amphoteric hydroxide, M(OH)2(s), where M is a generic metal.
M(OH)2 (s) <--> M^2+ (aq) + 2OH- (aq) Ksp=4e-16 M(OH)2
12 answers
asked by
anon
5,530 views
CaCO3(s) + 2HCl(aq) CaCl2(aq) + H2O (l) +CO2(g) What’s the spectator ion in this ?
4 answers
asked by
Nabiha
3,275 views
50cm'3 of sulphur (iv) oxide were produced at s.t.p when some quantity of powdered sulphur were burnt in excess oxygen.state the
6 answers
asked by
Anonymous
1,968 views
Cl2 reacts with the element Sr to form an ionic compound. Based on periodic properties, identify a molecule, X2, that is likely
4 answers
asked by
Elizabeth
5,536 views
Which of the following is always true about a reaction at equilibrium?
A. The concentration of the products is not equal to the
6 answers
asked by
John
4,811 views
For the oxidation-reduction reaction equation given here,
2Rb+Br2 --> 2RbBr Indicate how many electrons are transferred in the
4 answers
asked by
Jematormal91
3,738 views
Question 1.
A Compound Containing 3 Atoms Of Carbon & 8 Atoms Of Hydrogen Is Combined In A Reaction With Oxygen Molecules. The 2
5 answers
asked by
Jen
4,686 views
KHCO3(s)+ HBr(aq)→
Express your answer as a chemical equation. Identify all of the phases in your answer.
4 answers
asked by
reetu
2,318 views
How does adding NH3 to the reaction below affect the equilibrium of the reaction?
N2 (g) +3H2 (g) <->2NH3 (g) A. Increasing the
5 answers
asked by
Anonymous
2,526 views
A sample of .234g of carbon is placed in a closed stainless steel bomb with .502g of of oxygen gas. The mixture is ignited
4 answers
asked by
Ben
1,779 views
For the equation N2(g) + 3H2(g) → 2NH3(g), what are the mole ratios (in order) of the reactants to each other and to the
5 answers
asked by
Veronica
2,064 views
Write an equation for the half-reaction in which a potassium atom, K, is oxidized.
A) K + e- ----> K+ B) K ----> K+ + e- C) K-
6 answers
asked by
M, S, E
2,775 views
Ammonium nitrate will decompose explosively at high temperatures to form nitrogen, oxygen, and water vapor.
2NH4NO3(s) → 2N2(g)
6 answers
asked by
Anonymous
4,428 views
Write the cell notation for the reaction below. Show your work.
Cu+2(aq) + 2Ag(s) + 2Cl-(aq) --> Cu(s) + 2AgCl(s)
4 answers
asked by
Tomas
1,384 views
What is the ionic and net ionic equation for Na2CO3 + 2 HNO3 -> 2 NaNO3 + H2O + CO2 (g)
This is what i have so far...
5 answers
asked by
Christina
10,638 views
Solid zinc and aqueous hydrogen sulfate reacts to produce hydrogen gas and aqueous zinc sulfate
Is this the right answer Z(aq)+HS
4 answers
asked by
Lauren
5,052 views
1.2048g sample of impure Na2CO3 is dissolved and allowed to react with a solution of CaCl2 resulting CaCO3 after precipitation,
4 answers
asked by
Ana
3,606 views
Consider the following reaction:
I2(g) + Cl2(g) 2ICl(g) o Kp = 81.9 at 25 C. Calculate ∆Grxn for the reaction at 25 C under
4 answers
asked by
Melanie
6,817 views
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