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Chemical Reactions
Page 9
Questions (14,806)
The molar mass of ammonium acetate is 77.083 g/mol. A student uses 0.100 mol of ammonium acetate in a chemical reaction. The
1 answer
asked by
the
30 views
Imagine a graph. The x-axis is labeled "Time" and is measured in seconds, and the y-axis is labeled "Potential Energy" and is
1 answer
asked anonymously
19 views
Bonds between atoms are broken and reformed during(1 point)
Responses nuclear equations. nuclear equations. chemical reactions.
1 answer
asked by
Anoumous
28 views
Use the reaction to answer the question.
Fe2O3+3H2SO4 How many atoms of oxygen will be found in the product(s) of the reaction?
1 answer
asked by
Alex Burdine
16 views
Sugar reacts with oxygen gas to produce carbon dioxide and water (C₆H₁₂O₆ + 6O₂⟶6CO₂+6H₂O). Which ratio of
1 answer
asked anonymously
27 views
Oxidation reactions are coupled with ________reactions.
1 answer
asked anonymously
20 views
In the following reaction, NaCl (s) + energy → Na+ (aq) + Cl-(aq), what role did the energy play as a “reactant” on the
1 answer
asked anonymously
10 views
In a chemical reaction that is said to be in equilibrium, what will happen if some of the product(s) is/are removed from the
1 answer
asked anonymously
13 views
For the following reaction:
F2 +I + I2 + 2F Part: 0 / 2 Part 1 of 2 Identify the species that is oxidized and the species that is
1 answer
asked anonymously
21 views
A student observes that when a solution of nitric acid is mixed with a solution of sodium carbonate in a beaker, bubbles form
1 answer
asked anonymously
13 views
For the reaction NO+O2=NO2,if some concentration of NO were increased, what would happen to the equilibrium?
1 answer
asked anonymously
9 views
For the reaction NO + O2 = NO2, what would happen to the this reaction if we assume that the KC is greater than Qc?
1 answer
asked anonymously
4 views
A log is reacting with oxygen as it burns in a fireplace.
If the amount of oxygen reaching the log is reduced, what happens to
1 answer
asked anonymously
14 views
Question 5 (1 point)
Caren combines copper (Cu) and silver nitrate, (AgNO3) producing copper nitrate (Cu(NO3)2) and silver (Ag),
1 answer
asked by
jalonn:3
13 views
An unbalanced equation for the decomposition of solid potassium chlorate (Upper K upper C l upper O subscript 3 solid) is shown.
1 answer
asked by
yes
11 views
Write a balance chemical equation for the reaction
Iron with dilute tetraoxosulphate(VI) acid
1 answer
asked by
Saralove
14 views
Draw titration curve between H3
PO 4 and KOH solutions.
1 answer
asked anonymously
16 views
the reaction:
Cr2O7^-2(aq) + Cl- -> Cr^3+(aq) + Cl2(g) My balancing. Cr2O7^-2(aq)-> Cr^3+(aq) +Cr +7H2O +14H+ +6e-
3 answers
asked by
alexa
1,854 views
At room temperature (25°C), 45 mL of a 0.002 M acid solution reacts with 30 mL of a
NaOH (aq) solution (pH = 11.95), determine
5 answers
asked by
Anonymous
1,677 views
Why was the reaction mixture titrated quickly? (question fom: A mixture of 0.50 mol of ethanoic acid and 1.00 mol of ethanol was
4 answers
asked by
LC-Laila
1,725 views
Write a net ionic equation for the overall reaction that occurs when aqueous solutions of hydrosulfuric acid and potassium
7 answers
asked by
savannah
9,495 views
how should the ph of a 0.1 m solution of nac2h3o2 compared with that of a 0.1 m solution of kc2h3o2?
4 answers
asked by
Ali
3,506 views
Why does effervescence when the Group 2 anion precipitate is acidified imply the presence of (CO3)2- ?
4 answers
asked by
Dave
2,861 views
Use Le' Chatelier's Principle.
this is a solution at equilibrium: 2CrO4^2-(aq)+ 2H^+(aq)< >Cr2O7^2-(aq) +H20 2CrO4^2- yellow
7 answers
asked by
lostttt
3,491 views
2H2O2 --->2H2O + O2
What is the instantaneous rate of formation of O2 at 50s? THeres a graph with the concentration of H2O2 as a
3 answers
asked by
Natash
1,534 views
Here's the answers for the quick check I took.
1. The system would shift toward the products to oppose the change. 2. adding an
8 answers
asked by
Tablesaur
1,931 views
What volume of 0.344 M K3PO4 is required to
react with 79 mL of 0.87 M MgCl2 according to the equation 2 K3PO4 + 3 MgCl2 →
1 answer
asked by
jordan
308 views
1.)CaCO3→CO2+CaO
A scientist heats 30 grams of calcium carbonate (CaCO3) in the chemical reaction shown. What is the
73 answers
asked by
Anonymous
30,375 views
Which of the following conditions would most likely affect the rate of a chemical reaction?
A. Increasing the number of reaction
4 answers
asked by
Andrea
2,722 views
the contact process prepares purest form of sulphuric acid
2so2+o2=2so3 calculate its kp if following concentrations are found at
4 answers
asked by
Arooj
1,168 views
CH3CH2NH2(aq) + H2O(l) <-> CH3CH2NH3+(aq) + OH-(aq)
Kb = 5.0e-4 Ethylamine, CH3CH2NH, a weak base reacts with water according to
4 answers
asked by
Jess
9,758 views
What fraction of piperazine (perhydro-1,4-diazine) is in each of its three forms (H2A, HA–, A2–) at pH 7.05?
Not sure how to
5 answers
asked by
Sam
813 views
A 0.6334 gram of sample of impure mercury (II) oxide was dissolved in an unmeasured excess of potassium iodide.
Reaction: HgO +
5 answers
asked by
Anonymous
3,162 views
Methanol (CH3OH) is used in the production of many chemicals. methanol is made by reacting carbon monoxide and hydrogen at high
5 answers
asked by
Skye
5,350 views
The following reaction occurs spontaneously. 2H+(aq)+ca(s) Ca2+(aq)+H2(g)
write the balanced reduction half-reaction
5 answers
asked by
Steve
5,534 views
Use Lowry-Brönstes theory to write the balanced equation for the following reaction: HNO3(aq) +OH(aq)><_+_
2 answers
asked by
Bonia
193 views
The chemical reaction which occurs during the Haber process is:
Nitrogen + Hydrogen Ammonia N2(g) + 3H2(g) 2NH3(g) Use Le
2 answers
asked by
Brian Giles
111 views
(a)explain why the colour for ions in the flame tests differ (b)Why do the chemicals have to be heated in the flame first before
4 answers
asked by
kabelo
1,953 views
A silver ring is dropped in a solution of Pb(NO3)2 for a certain period. Will you find it intact? Explain.
4 answers
asked by
lea
1,321 views
The data below were collected for the following reaction:
2NO2 (g) + F2 (g) ->2NO2F(g) A: Calculate the value of the rate
5 answers
asked by
Amy
8,254 views
A galvanic (voltaic) cell consists of an electrode composed of chromium in a 1.0 M chromium(II) ion solution and another
7 answers
asked by
Anonymous
14,766 views
Write formula equations and net ionic equations for the hydrolysis of sodium carbonate in water.
Responses Chemistry - DrBob222,
7 answers
asked by
anonymous
9,006 views
in the biochemical process
hydrogen + carbon dioxide -> carbohydrate + water the source of the hydrogen would be H2O, right?
3 answers
asked by
iloveeyouu
1,016 views
2n2o5(g)→4no2(g)+o2(g) when 40g of n2o5 decomposes, 4.5g of o2 is formed. what is the percent yield
5 answers
asked anonymously
538 views
Reactivity
1 answer
asked anonymously
44 views
7.
Choose the best answer. What is the definition for the following term? Catalyst having to do with a chemical reaction in which
1 answer
asked by
uh9bryr
109 views
H3AsO4 reacts with water as follows:
H3aso4+h20<=>h2aso4- + h30+ The conjugate base of h3aso4 in this reaction is
4 answers
asked by
Anonymous
2,806 views
MnO4 ^- + C2O2 ^2- = MnO2 + CO3 ^2-
how would you balance this in basic solution? I keep getting the wrong answer.
4 answers
asked by
lily
2,232 views
What is the Kc for the following reaction at equilibrium at 800∘C if [CO2]= 0.030M ?
CaCO3(s)⇌CaO(s)+CO2(g)
4 answers
asked by
anynomous
3,402 views
I have been told that to prepare 1L of 70% H2SO4 from concentrated sulphuric acid (96% with density 1.84g/ml), I should use the
4 answers
asked by
Tricia
1,761 views
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