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Answer the questions about the following reaction.
4Al(s) + 3O2(g) 2Al2O3 (s) How many molecules of O2 are used in the reaction?
4 answers
asked by
Raven-Sierra
4,778 views
Consider the following reaction.
2Fe2O3 --> 4Fe+3O2 Hrxn=+824.2 The Formation of 21.0 of Fe results in 1)the release of 77.5 kJ
3 answers
asked by
Danny
1,553 views
You wish to make 3 reactions (1 ml each) with the specified amounts of protein. The remainder of each reaction consists entirely
3 answers
asked by
Alwxy
1,030 views
Consider the reaction below.
C3H8 + 5 O2 3 CO2 + 4 H2O How many litres of CO2 will be produced when 10.0 L of O2 are
3 answers
asked by
tia
1,033 views
Which of the following reactions have a positive delta S rxn? check all that apply
1) A(s)+2B(g) -->C(g) 2) 2A(g)+3B(g) -->4C(g)
3 answers
asked by
ang123
4,695 views
Consider the following three reactions:
Ca(s) + 2H2O(l) ---> Ca2+(aq) + 2OH^- (aq) + H2(g) CaO(s) + H2O(l) ---> Ca2+ (aq) + 2OH^-
3 answers
asked by
Rose
1,519 views
Iron can be produced by the reduction of iron(III) Oxide by carbon monoxide:
Fe2O3 + 3CO -> 2FE +3CO2 a) what maximum mass of CO2
3 answers
asked by
Emily
1,367 views
What is the equation for the reaction between stearic acid and ammonia?
3 answers
asked by
Anonymous
701 views
We allow 24.0 g of CH4 to react as completely as possible with excess O2, to form CO2 and H2O . Write the balanced equation for
4 answers
asked by
Egemen
979 views
Consider the following reaction:
CaCO3 - CaO + CO2 Calcium carbonate (CaCO3) was heated to yield CaO and CO2. If 60.0g of CaCo3
3 answers
asked by
Nasa
706 views
What assumption did you make about the reaction of KMnO4 solution in those determinations where temp didn't change to allow k to
3 answers
asked by
Frank
778 views
3-pentanol is heated with sulphuric acid (H2SO4) to become compound M. Compound M is reacted with Br2/ H2O to form Compound N.
Ou
3 answers
asked by
aiman
3,328 views
Predict whether each of the following reactions would be spontaneous or non spontaneous under standard conditions or if it is
4 answers
asked by
Ferb
1,633 views
Copper is changed to copper(II) ions by nitric acid according to the following equation:
4HNO3 + Cu → Cu(NO3)2 + 2NO2 + 2H2O
3 answers
asked by
Chelsea
818 views
The primary route for making copper iodide is by reacting potassium iodide with
copper sulfate: 2CuSO4 + 4KI + 2Na2S2O3 ==> 2CuI
2 answers
asked by
Henry
862 views
To make a phosphorus fertilizer, agricultural companies use the following reaction:
Ca3P2O8 + 2H2SO4 --> CaH4P2O8 + 2CaH4SO6
4 answers
asked by
Isabella
1,178 views
Urea (CO(NH2)2) can react with water to
form CONH2NH+ 3 and a hydroxide ion. Which statement is true for this reaction?
4 answers
asked by
susan
2,624 views
In the. Reaction (Na2co3+CaCl2-->2NaCl+caco3)
The precipitate is :
3 answers
asked by
Mariam
731 views
Help please:
A 0.199-g sample of unknown metal (X) reacts with hydrochloric acid to produce 88.5 mL of "wet" gas at 20 °C and
4 answers
asked by
Ally
1,613 views
I have to write a balanced equation for the reaction of a solid lead being added to a solution of silver nitrate. Solid silver
3 answers
asked by
jazz
1,670 views
3.25g of zinc was added to 50cm^3 of a 4.0 molar dm^-3 HCl. When the reaction was completed the temperature rose by 28 degrees
3 answers
asked by
Jessica
800 views
Write the Ka reaction for formic acid, HCO2H, and for methylammonium ion, CH3NH+
3 . How do I approach this?
4 answers
asked by
Sanya
757 views
The combustion of ethane (C2H6) produces carbon dioxide and steam:
2C2H6+702 yields 4CO2 +6H2O How many moles of CO2 are produced
4 answers
asked by
Mary
1,855 views
Provide the products for this reaction: CH3O- +CH3SH -> ????
3 answers
asked by
Anon.
730 views
What are the reducing agent and the oxidising agents in the synthesis of ammonia from hydrogen and nitrogen?
3 answers
asked by
Rob
557 views
Determine the direction of the following reaction from the relative strengths of acids and bases:
H2S(aq) + C2H3O2-(aq) yields
4 answers
asked by
Robby
1,022 views
Pt, (H2) 1atm | CH3COOH 0.1 M, CH3COONa 0.15M || NaBr 0.1M, AgBr(S) | Ag
write the cathodic, anodic and final reactions.
2 answers
asked by
Emmanuel
666 views
What is the Product of 1,4-Cyclohexadiene + KMnO4?
3 answers
asked by
Anonymous
1,353 views
In a reaction between methane, CH4+ and chlorine, Cl2+ four products can form: CH3Cl, CH2Cl2 + CHCl3+ and CCl4. In a particular
3 answers
asked by
Dolly
880 views
Explain how mixing red paint and white paint could be used as an analogy for a neutralization reaction.
2 answers
asked by
Anonymous
984 views
Write the molecular equation for the combination of aqueous solutions of sodium chloride and silver nitrate. Enter your answer
3 answers
asked by
Melinda
1,163 views
An excess of aqueous AgNO3 reacts with
44.5 mL of 5 M K2CrO4(aq) to form a precip- itate. What is the precipitate? 1. K2CrO4 2.
3 answers
asked by
cheri
1,112 views
for these chemicals write complete balanced equations for all possible reactions that would lead to an insoluble salt
KCL BaCl2
2 answers
asked by
Anonymous
625 views
Ethanol is produced by the action of yeast (catalyst) on sugar cane juice. (1).What is specific name of this reaction? (2.)
1 answer
asked by
Jeconiah
442 views
Kp for the reaction CO2(g) + C(s) 2CO(g) is 1.47 at 727°C. Calculate Kc at this temperature
Answer A. 0.0179 B. 0.0246 C. 121 D.
3 answers
asked by
ken
3,715 views
What is the Net Ionic Reaction for NaOH(aq) + H2SO4(aq)-->
3 answers
asked by
Erick
775 views
What volume of HCl gas at 25â—¦ C and 1 atm should be bubbled into 375 mL of a 0.680 M aqueous solution of HClO4 so that the
3 answers
asked by
Clayton
622 views
The reaction between NO (nitric oxide) and oxygen is a key step in the formation of
acid rain. O2(g) + 2NO(g) → 2NO2(g) A
4 answers
asked by
Roman
672 views
At 25 C the following heats of reaction are known:
2CIf (g)+ O2(g) -> CL2O (g) + f2O Delta H rxn= 167.4 kj/mol 2CIf3(g) + 2O2
3 answers
asked by
Court
1,646 views
What is the balanced equation for oxidation of iodide ion by oxygen (O2) that occurs which produces iodine.
4 answers
asked by
kalynn
819 views
Which substance combines with iron in the presence of water to form rust? (1 point)
19 answers
asked by
Evian
340 views
If 0.120 moles of water are produced in the reaction H+(aq)+OH-(aq)=H2O deltaH=-56.2kj/mol
1 answer
asked by
Chris
397 views
Write an equation for the hydrolysis of each of the following salt: i) NaCH2H3O2; ii) Na2CO3; iii) NH4Br
3 answers
asked by
chris
502 views
RXN #1: H2 (g) + O2 (g) --> H2O2 (l) ; delta-H =?
Calculate the enthalpy change (delta-H1) for the reaction above (RXN #1) using
5 answers
asked by
Ally
5,821 views
please verify my answer:
Consider the following REDOX reaction: Zn(s) + Pb+2(aq) �� Zn+2(aq) + Pb(s) a. Write the
3 answers
asked by
Dexter
2,984 views
Name the three products formed when tin(II) nitrate is heated.
Thank you.
4 answers
asked by
Isa
2,335 views
ROH + TsCl + pyridine ----> R-OTs + Cl:
For the reaction, what is the function of pyridine? The pyridine is on top of the arrow
3 answers
asked by
Jules
637 views
Does a precipitate form if HCl and Ba(NO3)2 are mixed?
3 answers
asked by
Greg
1,337 views
Ariel and Marcus know that when sugar burns it undergoes this reaction however they are not sure how much water is produced.
3 answers
asked by
Jo
53 views
Silver chloride can be prepared by the reaction of 100mL of 0.20M silver nitrate with 100mL of 0.15M calcium chloride. after the
5 answers
asked by
Jon
1,366 views
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