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Chemical Reactions
Page 6
Questions (14,658)
CHCl3 + MnO4- = Cl2 + CO2 + Mn+2
Balance the above with half reactions in acidic medium. For the above reaction, can you please
2 answers
asked by
Maria
1,180 views
Determine the hydroxide ion concentration in a solution that is 0.0004 M HCl.
Answer in units of M. I have no idea how to start,
3 answers
asked by
will
1,445 views
2 NO2(g) N2(g) + 2 O2(g)
The ¥ÄH¡Æ for the reaction above is -66.4 kJ. The system is initially at equilibrium. What happens
3 answers
asked by
JCY
1,140 views
Reaction: Vinegar and Baking Soda.
Properties of the Original Substances: A clear liquid (Vinegar) and a white powder (Baking
4 answers
asked by
j
100 views
identify the products when the following substances decompose:
1) binary compoound 2) metallic hydroxide 3) metallic carbonate 4)
5 answers
asked by
Stephanie
2,553 views
Will AgCl precipitate out when equal amounts of 4.0 × 10-5M AgNO3 and 1.0 × 10-5M NaCl are mixed? (Ksp for AgCl = 1.8 ×
4 answers
asked by
jordan
495 views
Endothermic reactions absorb a lot of energy. Exothermic reactions give off a lot of energy.
Which type of reaction has a higher
2 answers
asked by
Samado
1,054 views
What mass of aluminum can be produced when 10.0g of aluminum chloride decomposes?
2 answers
asked by
Anonymous
521 views
The chemical reaction that produces soap is called saponification. During one type of saponification, oil and sodium hydroxide
1 answer
asked by
Anonymous
155 views
According to collision theory, which of these is not required for particles to react?
the particles must react with sufficient
1 answer
asked anonymously
72 views
sharon combines potassium (K) and water (H2O), producing potassium hydroxide (KOH) and hydrogen(H2), as shown in the chemical
1 answer
asked anonymously
85 views
Chromate ions react according to the following equation, where the left side of the reaction is yellow and the right side is
3 answers
asked anonymously
44 views
Two different types of elements are combined so that they look like one substance, but they are not bonded together. What could
1 answer
asked by
Anoumous
52 views
Acidic water is known to, react with the substances in limestone, breaking it down. What is this process called? (1 point)
1 answer
asked anonymously
36 views
1.A student is asked to measure the time taken for 4.00g of magnesium carbonate to react completely with 25.0 cm3 of dilute
5 answers
asked by
Ochaya
1,859 views
Which reaction of ammonia does not involve the non-bonding pair of electrons on the nitrogen atom?
A NH3(g) + CH3I(g) → CH3NH
5 answers
asked by
Ariana
3,459 views
When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 20.4 g of carbon were burned in the presence of
3 answers
asked by
Dominick
2,515 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
9,742 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
5,525 views
Write formula equations and net ionic equations for the hydrolysis of sodium carbonate in water.
Responses Chemistry - DrBob222,
7 answers
asked by
anonymous
8,994 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
2,800 views
When iron metal reacts with oxygen, the reaction can form Fe2O3. Write a balanced chemical equation for this reaction, and find
3 answers
asked by
Zoella
827 views
Consider the following balanced equation.
2 H2 + O2 ---> 2 H2O Which of the following statements is false? a) One molecule of O2
5 answers
asked by
Sarah
4,302 views
36 g of HCl and 40 g of NaOH combine to form 58 g of NaCl. What is the amount of water produced in this process?
5 answers
asked by
Hii
1,251 views
A gas-forming reaction produces 1.35 m3 of gas against a constant pressure of 143.0 kPa. Calculate the work done by the gas in
4 answers
asked by
christie
6,124 views
Hydrogen peroxide decomposes to water and oxygen at constant pressure by the following reaction:
2H2O2(l) → 2H2O(l) + O2(g) ΔH
4 answers
asked by
Karla
5,312 views
Complete and balance the following equations using the method of half-reaction. both reactions happen in acidic solutions:
a.
4 answers
asked by
lucylu
2,093 views
Describe preparation of 5 liters of a 0.3 M acetate buffer, pH 4.47, starting from a 2 M solution of acetic acid and a 2.5 M
4 answers
asked by
YBB
2,432 views
2cr(s) + SnCL4(aq) -->
can this reaction occur if so write the balanced equation if it doesnt explain why
5 answers
asked by
mel
2,487 views
To 0.350L of 0.150M NH3 is added 0.150L of 0.100M MgCl2. How many grams of (NH4)2So4 should be present to prevent precipitation
7 answers
asked by
Angel
2,316 views
Scientists in 1962 became very excited when they were able to create xenon tetrafluoride. Why was this an unusual feat? Why was
4 answers
asked by
Caitlyn
2,575 views
In the titration of 50.0 mL of 1.0 M CH3NH2 (kb=4.4 x 10^-4), with 0.50 M HCl, calculate the pH
a) after 50.0 mL of 0.50 M has
7 answers
asked by
some kid
3,046 views
the balanced equation for the reduction of iron ore to the metal using CO is Fe2O3+3CO(g) -> 2Fe+3CO so what is the maximum of
5 answers
asked by
cheryl
2,390 views
When copper(II) nitrate reacts with sodium hydroxide, copper (II) hydroxide is produced. How many grams of Cu(OH)2 can be
5 answers
asked by
Ethan
2,695 views
Use the reaction to answer the question.
3MnO₄ ²⁻ + 4H⁺ ⇄ 2MnO₄⁻ + 2H₂O + MnO₂(s) How would adding MnO₄²⁻
4 answers
asked by
Someone
264 views
We did the gold penny lab, where we bathed a copper penny in a hot zinc-NaOH mixture to turn it a silver color, then we heated
7 answers
asked by
Emily
4,540 views
Aqueous sodium bicarbonate was used to wash the crude n-butyl bromide. What was the purpose of this wash? Give equations. Why
4 answers
asked by
priyanka
2,844 views
Consider the reaction.
PbCO3(s)<--> PbO(s) + CO2(g). calculate the equilibrium pressure of CO2 in the system at the following
7 answers
asked by
DAN
5,799 views
Write reactions showing how each of the following buffers would neutralize added HCl.
HF and NaF Express your answer as a
4 answers
asked by
Bob
1,908 views
Equation For The Reaction Between Zinc Metal And Dilute Tetraoxosulphate (vi) Acid
6 answers
asked by
Favour
3,971 views
Matter Interactions Unit Test
7 of 13 Items Item 7 Use the table to answer the question. Observation # Before Reaction
7 answers
asked by
8th grade Connexus student
3,590 views
Explain why Na2CO3 against HCL titration using phenolphthalein indicator does not go to completion but stops at the NaHCO3
4 answers
asked by
vincent
2,165 views
If a chemical reaction such as photosynthesis begins with 6 atoms of carbon (C), how many atoms of carbon (C) should be in the
28 answers
asked by
Anonymous
10,843 views
2Cu+S→Cu2S
Copper (Cu) reacts with sulfur (S) to form copper sulfide as shown in the equation. A scientist adds 12.7 grams of
6 answers
asked by
President Joe Biden
1,618 views
Why is it easier to recover silver from a solution than to recover lithium from the same solution
5 answers
asked by
Josephine
2,629 views
Tungsten(VI) oxide can be reduced to tungsten by heating it with carbo, as shown in the reaction:
2WO3(s) + 3C(s) <---> 2W(s) +
4 answers
asked by
Landon
1,340 views
Suppose 10 atoms of carbon (C) react with 20 atoms of oxygen (O) to form 10 molecules of carbon dioxide (CO2) according to the
4 answers
asked by
Anonymous
975 views
13.5ml of hydrogen iodide are produced by the reaction of 8.1ml of hydrogen and 9.3ml of iodine vapor at444°c. Calculate the Kc
4 answers
asked by
Ashley
1,945 views
Chromate ions react according to the following equation, where the left side of the reaction is yellow and the right side is
3 answers
asked by
Brooklynn
553 views
When 0.500 g of an unknown compound was dissolved in 15.0 g benzene, the freezing point depression was determined to be 0320C.
2 answers
asked by
Jessica
610 views
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