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Chemical Reactions
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Questions (14,658)
At 900 K the following reaction has Kp=0.345; 2 SO2(g) + O2 (g) -> 2 SO3 (g)
In an equilibrium mixture the partial pressures of
6 answers
asked by
Anonymous
10,160 views
ia 3ag2S+2AL = 6 ag +al2s3 a double replacement or single replacement
5 answers
asked by
Patricia
3,326 views
In the chemical reaction where N2O4(g) is converted to 2NO2(g), if 0.5 M N2O4 and 0.15 M NO2 are present in the vessel, is the
5 answers
asked by
Christine
2,672 views
What would you expect to see if you performed the chemical reaction shown below? 2H2O2 β> H2O(l) + O2(g)
- solid precipitate
5 answers
asked by
Bri
2,587 views
What is the total iconic equation and net ionic equation of the reaction between barium nitrate and ammonium oxalate Ba(NO3)2 +
4 answers
asked by
Anonymous
7,514 views
35.0 mL of a 0.250 M solution of KOH is titrated with 0.150 M HCl. After 35.0 mL of the HCl has been added, the resultant
5 answers
asked by
Shiro
2,338 views
How many liters of gasesous methane (CH4) must be burned in oxygen to produce enough H2O and CO2 to fill a 3.0 L balloon?
Assume
4 answers
asked by
Amy~
1,075 views
What's the aim of titrating potassium tetraoxomaganate(vii) with ammonium iron (ii) tetraoxosulphate (vi)
3 answers
asked by
Blossom
1,127 views
A solution is prepared in which a trace or small amount of Fe+2 is added to a much larger amount of solution in which the [OH]-
6 answers
asked by
brian
3,239 views
1. The rate of a chemical reaction may be defined as:
a) The speed at which a molecule travels from point A to point B. b) The
5 answers
asked by
Lucinda
1,731 views
Write half equation s for the following reaction.
Cu(s)+2AgNO3(aq) produces Cu(NO3)2(aq)+2Ag.
5 answers
asked by
Joy
3,661 views
Aluminum sulfate reacts with calcium hydroxide (from lime) to form aluminum hydroxide and calcium sulfate. Write the balanced
6 answers
asked by
Ana
13,681 views
explain how you would obtain solid lead carbonate from a mixture of lead carbonate and sodium carbonate powder
9 answers
asked by
diane
6,428 views
CuCO3=CuO +CO2.
Find the mass of 1mole of each substance taking part in the reaction. (Ar:Cu=64,C=12,O=16). When 31g of CuCO3 is
6 answers
asked by
Busola
5,271 views
A sample of gaseous PCl5 was introduced into an evacuated flask so that the pressure of pure PCl5 would be 0.54 atm at 425 K.
4 answers
asked by
Margaret
4,090 views
calculate the percent yield of Cl2 in the electrolytic decomposition of hydrogen chloride if 25 g of HCl produces 13.6 of
5 answers
asked by
Anonymous
5,859 views
2n2o5(g)β4no2(g)+o2(g) when 40g of n2o5 decompose 4.5g of o2 is formed what is the percent yield
7 answers
asked by
Anonymous
2,015 views
What is the purpose for a company to determine percent yield of a product and not just the theoretical yield?
The percent yield
5 answers
asked by
so....help_me
1,225 views
Please! This is urgent!
I don't know how to do this. Determine the solubility at 25Β°C of Cd(IO3)2 in water and in 0.20 M CdCl2.
4 answers
asked by
Andrea
2,325 views
Write the expression of for the base dissociation constant for hydrazine, N2H4, a weak base. Hydrazine reacts with water to form
4 answers
asked by
Angie
5,378 views
KMnO4 + HCl β MnCl2 + Cl2 + H2O + KCl
If the reaction occurs in an acidic solution where water and H+ ions are added to the
4 answers
asked by
Summer
1,493 views
What is the only positive ion found in H2SO4(aq)?
a. ammonium ion b. hydronium ion c. hydroxide ion d. sulfate ion The answer's
5 answers
asked by
danny123
8,964 views
Consider the combustion of propane:
C3H8(g)+5O2(g) yields 3CO2(g) + 4H2O(l) delta H= -2221 kJ Assume that all of the heat comes
5 answers
asked by
Shellby
8,563 views
Calculate the pH that results when the following solutions are mixed
1. 35 mL of 0.20 M formic acid π»πΆπππ»,
5 answers
asked by
I need your help thanks
5,020 views
A 0.03 mol sample of NH4NO3(s) is placed in a 1 L evacuated flask, which is then sealed and heated. The NH4NO3(s) decomposes
5 answers
asked by
jerry
5,410 views
The equation for burning C2H2 is
2C2H2(g) + 5O2(g) β―β 4CO2(g) + 2H2O(g) a. If 15.9 L C2H2 react at STP, how many moles of CO2
5 answers
asked by
rob
3,630 views
In the chemical reaction where 0.1 M of N2O4 (g) is converted to 2NO2 (g), what are the concentration values of NO2 (g) in the
7 answers
asked by
Anonymous
1,889 views
Insoluble silver carbonate, Ag2CO3(s), forms in the following balanced chemical reaction:
2AgNO3(aq) + K2CO3(aq) = Ag2CO3(s) +
6 answers
asked by
Gale
3,235 views
Just wanted to make sure I did this right.
Use the equation to answer the question. FeCl3 +3NH4OHβ-> Fe(OH) 3 +3NH4Cl Which
4 answers
asked by
:)
462 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
8,395 views
Zinc + hydrochloric acid yields zinc chloride and hydrogen gas. (Zinc has a +2 charge).
Label what type of reaction (synthesis,
4 answers
asked by
Someone
209 views
You burn 6 grams of carbon in plenty of air:
C ( s) + O2 ( g) = CO2 ( g) a What volume of gas will form (at rtp)? b What volume
10 answers
asked by
Maya
5,819 views
if 3 mole of of calcium react with 3 mole of oxygen then what
substance is limiting reactant?
5 answers
asked by
Tsion
2,664 views
In a chemical reaction, substance A combines with substance B to form subtance Y. At the start of the reaction, the quantity of
6 answers
asked by
Katrina
5,022 views
In the reaction 2H2S + 3O2 -> 2SO2 +2H2O, the oxidizing agent is
1.oxygen 2.water 3.sulfur dioxide 4.hydrogen sulfide oxygen?
7 answers
asked by
Alexis
9,215 views
Balance the following equation for a half reaction that occurs in basic solution. Use eβ as the symbol for an electron.
SO3^2-
9 answers
asked by
BOB
10,268 views
what volume of hydrogen will be produced if 100cm3 of ammonia is completely decomposed at constant temperature and pressure.
7 answers
asked by
ch
2,547 views
iron metal & oxygen combine to form magnetic oxide of iron, Fe3O4. How many mols of iron can be converted to magnetic by 8.80
5 answers
asked by
Cassie
4,644 views
what is the oxidation number of Carbon in C6H12?
thank you!
4 answers
asked by
Jake
3,603 views
Consider the reaction:
2N2O (g) 2N2 (g) + O2 (g) The values of Kc at different temperatures are: Temperature: 838, Kc= 1.10 x
4 answers
asked by
Bob
1,778 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
1,980 views
Which statement accurately describes what happens in a reaction when reactants become products?(1 point)
Some reactants rearrange
7 answers
asked by
Jadyn
1,690 views
Br2(aq) + 2 KI(aq) ==> 2 KBr(aq) + I2(s)
What is oxidized and what is reduced in this reaction?
5 answers
asked by
Ben
4,405 views
The hydroxide of metal y reacts with hydrochloric acid as follow
Y(OH)2+2HCL product YCl2+2H20 It was found that 5.8g of Y(0H)2
6 answers
asked by
Prisca
702 views
does anyone have the answers for Calculating mass quick check?
1. Which option correctly describes the reactants and products of
10 answers
asked by
Anonymous
6,420 views
Using this redox equation:
Mn(OH)2(s) + MnO4-(aq) β MnO42-(aq) When the equation is balanced with smallest whole number
7 answers
asked by
Addam
5,812 views
Balance the following chemical equation using the oxidation number method:
K2Cr2O7 + SnCl2 + HCl β CrCl3 + SnCl4 + H2O + KCl
3 answers
asked by
Vanessa
1,530 views
4. Calculate the mass of zinc carbonate that would remain if 17.0g of zinc carbonate was
reacted with 50cm3 of 4M nitric acid.
3 answers
asked by
Freddy
683 views
calculate the solubility of 10.1g of potassium trioxonitrate v dissolved in 50g of disstilled water at 25 degree celsius
4 answers
asked by
loveth
759 views
The company you work for plans to release a waste stream containing 7 mg/L
of benzaldehyde . Assuming that benzaldehyde degrades
4 answers
asked by
Jazmin
2,359 views
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