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Chemical Reactions
Page 10
Questions (14,762)
A student produces a chemical reaction in an open beaker by reacting acetic acid and an aqueous solution of sodium bicarbonate.
1 answer
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43 views
The Haber Process involves nitrogen gas combining with hydrogen gas to produce ammonia.
N2 + 3H2 → 2NH3 10.0 grams of nitrogen
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38 views
Zn + 2HCl → ZnCl2 + H2
At conditions of Standard Temperature and Pressure, determine how many liters of hydrogen gas are
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. Most of the industrial ammonia today is produced via the Haber Process. The Chemical reaction is one we’ve seen many times
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54 views
Colour of sucrose in boiled Benedict's solution
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Sinachi
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Zn(s)+CdCl2(aq)
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16 views
sharon combines potassium (K) and water (H2O), producing potassium hydroxide (KOH) and hydrogen(H2), as shown in the chemical
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96 views
Elements can chemically combine with other elements to form which of the following?(1 point)
Responses other elements other
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33 views
A student records the masses of two reactants (baking soda & vinegar), and then mixes them. The reactants bubble and foam,
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asked by
hatemaths
29 views
In these conditions for any reversible reaction, which direction would be favored with each disturbance?
Forward (right) Reverse
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67 views
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
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asked by
the
27 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
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Bonds between atoms are broken and reformed during(1 point)
Responses nuclear equations. nuclear equations. chemical reactions.
1 answer
asked by
Anoumous
21 views
Balance the following equation by dropping the correct coefficient into the right place.
(2 points) Put responses in the correct
1 answer
asked by
murder
22 views
Which of the following is NOT required to start a chemical reaction? 3 points Correct orientation of molecular collisions
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16 views
Sugar reacts with oxygen gas to produce carbon dioxide and water (C₆H₁₂O₆ + 6O₂⟶6CO₂+6H₂O). Which ratio of
1 answer
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24 views
When reactants of a reaction are known, which fact can always be deduced about the products? * 2 points the state of the
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18 views
will BaCl2 reacts with Na2CO3 to form precipitate
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14 views
Note the equation below is not balanced. This is because the total number of atoms of each element in the reactants is not equal
3 answers
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Betty placed an unknown powder in a zip lock bag. When she added water to the bag, the powder bubbled, and it disappeared. When
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17 views
Oxidation reactions are coupled with ________reactions.
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In the following reaction, NaCl (s) + energy → Na+ (aq) + Cl-(aq), what role did the energy play as a “reactant” on the
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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
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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
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A student observes that when a solution of nitric acid is mixed with a solution of sodium carbonate in a beaker, bubbles form
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For the reaction NO+O2=NO2,if some concentration of NO were increased, what would happen to the equilibrium?
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For the reaction NO + O2 = NO2, what would happen to the this reaction if we assume that the KC is greater than Qc?
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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
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8 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
8 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
1,851 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
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asked by
Anonymous
1,672 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
1,721 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
9,492 views
What is the oxidation number of sulfur (s) in NaHSO3?
I know that Na is 1 but I do not know what else to do. Please explain,
6 answers
asked by
Hannah
8,631 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
3,501 views
Why does effervescence when the Group 2 anion precipitate is acidified imply the presence of (CO3)2- ?
4 answers
asked by
Dave
2,859 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
3,486 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
1,531 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
1,922 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
305 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
30,359 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
2,719 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
1,166 views
1. Write the equation for the dissolution of potassium iodide in water.
KI(s) + H20 --> K+ (aq) + I- (aq) 2. Write the equation
5 answers
asked by
Anonymous
12,366 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
9,747 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
811 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
3,157 views
A commercial algaecide containing an organocopper compound was treated with concentrated nitric acid and evaporated to dryness.
5 answers
asked by
Jill
1,549 views
Use Lowry-Brönstes theory to write the balanced equation for the following reaction: HNO3(aq) +OH(aq)><_+_
2 answers
asked by
Bonia
192 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
109 views
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