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Chemical Reactions
Page 9
Questions (14,523)
Hydrogen sulfide H2S is produced during decomposition of organic matter. when .5000 mol H2S burns to produce SO2 and H2O. -281.0
5 answers
asked by
Lauren
1,774 views
Mg(s) + FeCl2(aq) → MgCl2(aq) + Fe(s). IS THE IRON(II) ION OXIDIZED?
4 answers
asked by
JENNIFER
4,510 views
Find the lattice energy of MgH2(s), show with a series of steps when the Enthalpies of
formation for calcium hydride is given as;
5 answers
asked by
Tekalign
271 views
I need help on these three questions. For all three of them you're supposed to write a balanced equation for each
4 answers
asked by
Molly
1,458 views
For a one step reaction, the activation energy for the forward reaction is 40.0 kJ/mol and the enthalpy of reaction is -20.0 kJ
4 answers
asked by
Mohamed
1,956 views
Calculate the concentrations of all species present in a 0.33 M solution of ethylammonium chloride (C2H5NH3Cl).
Okay so i tried
7 answers
asked by
Spencer
4,931 views
The Ksp for silver chromate (Ag2CrO4) is 1.1x10-12. Using the same initial set up of 10mL of 1M silver nitrate is combined with
4 answers
asked by
Anonymous
1,359 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
1,294 views
give the name of the process when anhydrous copper sulphate becomes wet
10 answers
asked by
augustine
1,591 views
N2 + O2 -> 2NO enthalpy change = +180.6kJ
c) what is the enthalpy change for the formation of one mole of nitrogen monoxide?
4 answers
asked by
A Canadian
1,693 views
Given the reaction: C3H8(g) + 5O2(g) �¨ 3CO2(g) + 4H2O(g)
What is the total volume of H2O(g) formed when 8.00 liters of C3H8(g)
4 answers
asked by
Dillon
3,360 views
Write out the net ionic equation for:
Cd(NO3)2 + Na2S -----> 2NaNO3 + CdS ----- thanks!! Write out the net ionic equation for:
4 answers
asked by
Tessa
7,394 views
Write the net ionic equation for aqueous potassium phosphate and aqueous calcium nitrate.
4 answers
asked by
Braidy
4,411 views
The amount of energy released by the combustiom of 100 g of C2H2 (g) is ______ MJ.
2CH2 + 5O2 ----> 4CO2(g) + 2H2O(g) ΔH=
5 answers
asked by
Anonymous
1,459 views
41. Ethyne, C2H2, used in welding react with oxygen as shown below.
4 answers
asked by
mark
2,523 views
Calculate the expansion work done when 50 g of water is electrolysed under constant pressure at 25C
10 answers
asked by
Dana
7,918 views
When lead (IV) oxide is heated with hydrogen, the following reaction occurs:
PbO2(s) + 2H2(g) → Pb(s) 2H2O(g) This reaction
4 answers
asked by
Ibraheem
1,296 views
An impure sample of barium hydroxide of mass 1.6524 g was allowed to react with 100 cm3 of 0.200 mol dm-3hydrochloric acid. When
4 answers
asked by
Anonymous
3,991 views
A 2.559 9 pellet containing NaCl and KCl is dissolved in water. A silver nitrate solution is mixed with water containing the
pell
4 answers
asked by
Akash
3,331 views
When an electric discharge is passed through boron trichloride a new compound is formed. what is its simplest formula if on
4 answers
asked by
christine
1,054 views
Write formula equations and net ionic equations for the hydrolysis of the following salts in water.
a. sodium carbonate b.
10 answers
asked by
anonymous
5,440 views
My question is basically to find out what these reactants yield:
CuCl2(aq) + NH3(aq) --> ? my best guess here is... CuCl2(aq) +
7 answers
asked by
Frederique
4,655 views
. On heating under suitable conditions, 1 liter of a monoatomic gas X combines with 1 .5litres of oxygen forming an oxide.
What
4 answers
asked by
Ziva
663 views
Hydrogen cyanide is produced industrially from the reaction of gaseous ammonia, oxygen, and methane.
2 NH3(g) + 3 O2(g) + 2
4 answers
asked by
lyne
3,766 views
What is the ionization constant for a weak acid HA that is 1.60% ionized in 0.095M solution?
4 answers
asked by
Zekariyas
1,071 views
How many moles of oxygen are produced from the decomposition of 3.4g of hydrogen peroxide?
How many molecules of O2 are produced?
4 answers
asked by
Dani
2,412 views
Burning 32 g of CH4 in excess oxygen will produce how much CO2 according to the equation
CH4(g) + 2 O2(g) → CO2(g) + 2 H2O(g)
20 answers
asked by
heens
6,232 views
Write balanced complete ionic equation for HC2H3O2(aq) + K2CO3(aq)-----> H2O(l)+CO2(g)+KC2H3O2(aq)
I put
4 answers
asked by
Lisa
5,586 views
A decomposition reaction is found to be first order with respect to the reactant. What is the relationship between the rate and
4 answers
asked by
Ben
1,766 views
How many grams of caco3 will be formed by passing excess co2 gas through 100ml of 0.25M ca(H)2 solution?
4 answers
asked by
sheeri
724 views
A sample of water decomposes to make 4g of hydrogen gas and 32g of oxygen gas. What mass of water decomposed? How do you know?
Hi
4 answers
asked by
AJ
1,795 views
Carbon dioxide (CO2) reacts with water (H2O) to form carbonic acid (H2CO3).
Which equation demonstrates the law of conservation
4 answers
asked by
bella
3,095 views
A BALANCED CHEMICAL EQUATION BTW IRON (Fe3+) and NaOH.
4 answers
asked by
Saddik
6,664 views
The rusting of iron is represented by the equation 4Fe+3O2=2Fe2O. A 1.45-mol sample of iron, how many moles of Fe2O3 will there
4 answers
asked by
keisha
2,479 views
The elements lithium and oxygen react explosively to from lithium oxide (Li2O). How much lithium oxide will form if 3.03 mol of
4 answers
asked by
Kyle
7,205 views
What effect do the following changes have on the position of equilibrium (which way does the equilibrium shift) for the
4 answers
asked by
Mari
1,141 views
calculate the total volume of gas at STP that is produced when 1gram of silver nitrate is heated in AgNO3=Ag+NO2+O2
4 answers
asked by
Sandile
683 views
How many grams of chlorine are required to react completely with 5.00 grams of sodium to produce sodium chloride ? 2na + cl2 →
5 answers
asked by
mispa
1,096 views
write and balance Solid aluminum carbonate decomposes to form solid aluminum oxide and carbon dioxide and carbon dioxide gas
4 answers
asked by
tamara
2,891 views
A car air bag requires 70. L of nitrogen gas to inflate properly. The following equation represents the production of nitrogen
12 answers
asked by
Jenna
3,543 views
Calculate the mass of water produced when 6.51 g of butane reacts with excess oxygen.
4 answers
asked by
Julianna
660 views
What happened to the ph if we add solid ammonium nitrate to ammonia
4 answers
asked by
fezile shangase
936 views
H2+1/2O2=H2O(1)+285.8kj
6 answers
asked by
anbesa
2,491 views
What mass of solid aluminum hydroxide can be produced when 50.0mL of .200 M Al(NO3)3 is added to 200.0 mL of .100 M KOH
4 answers
asked by
Anonymous
3,706 views
Using the following bond energies, calculate the molar heat of hydrogenation, ΔHhydrogenation, for the conversion of C2H2 to
4 answers
asked by
Lyndsay
3,808 views
the equilibrium constant Kc for the reaction H2 + Co2 to H2O + CO is 4.2 t 1650°C initially .80 mol of H2 and 0.8 mol Co2 are
4 answers
asked by
Tintin
2,192 views
The equation for the reaction that occurs when lead(II) oxide is heated with coke in a blast furnace is: 2PbO+c -->2Pb+CO2
(i)Sta
5 answers
asked by
Qindan
2,705 views
A piece of cadmium is placed in a solution in which [Cd^2+]=[Sn^2+]=1.00M. Will the following reaction proceed spontaneously?
Cd(
4 answers
asked by
Amanda
882 views
For the reaction: 2 N2O5 (g) → 4 NO2 (g) + O2 (g)
Later during the reaction, the rate of consumption of N2O5 was determined to
4 answers
asked by
tuffy123
922 views
The mineral dolomite has the formula caco3.mgco3. When dolomite is heated for an extended period of time at elevated temperature
4 answers
asked by
Andin
1,505 views
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