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Chemical Reactions
Page 7
Questions (14,519)
According to collision theory, which of these is not required for particles to react?
the particles must react with sufficient
1 answer
asked anonymously
67 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
41 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
46 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
30 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
1,852 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
9,730 views
Write formula equations and net ionic equations for the hydrolysis of sodium carbonate in water.
Responses Chemistry - DrBob222,
7 answers
asked by
anonymous
8,986 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
2,792 views
Suppose 20 atoms of hydrogen (H) react with chlorine (Cl) to produce 20 molecules of hydrochloric acid (HCl). According to the
5 answers
asked by
aren
1,622 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
1,247 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
6,119 views
can anyone help with Unit 5 Sample Work Assignment Chemical Reaction Systems pls (:
5 answers
asked by
david
855 views
Write a Balanced equation for the chemcial reaction Acetylene gas (C2H2) burns in a welding torch with oxygen to form carbon
4 answers
asked by
Chris
5,561 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
5,305 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
2,311 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
2,570 views
There are many oxides of silver with the formula AgxOy. All of them decompose into their elements when heated strongly.
After
2 answers
asked by
w
125 views
If you measure the mass of all the reactants and compare it to the mass of all the products for a chemical reaction, what would
2 answers
asked anonymously
100 views
A tanker truck carrying 2.01×10^3kg of concentrated sulfuric acid solution tips over and spills its load. The sulfuic acid is
7 answers
asked by
Rachel
5,742 views
Zinc + hydrochloric acid yields zinc chloride and hydrogen gas. (Zinc has a +2 charge).
Label what type of reaction (synthesis,
4 answers
asked by
Someone
185 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
2,381 views
Ammonium carbonate (solid) decomposes when heated to produce three gaseous products - ammonia, water, and carbon dioxide.
1.
3 answers
asked by
jake
1,169 views
Use the reaction to answer the question.
3MnO₄ ²⁻ + 4H⁺ ⇄ 2MnO₄⁻ + 2H₂O + MnO₂(s) How would adding MnO₄²⁻
4 answers
asked by
Someone
260 views
Write the net ionic equation for the reaction of calcium nitrate and sodium phosphate
9 answers
asked by
Alex
14,315 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
2,838 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
5,791 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
1,899 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
2,158 views
Which statement is true regarding a chemical reaction?(1 point)
A. Even if the total number of atoms changes, mass may not be
34 answers
asked by
:)
13,426 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
1,612 views
Translate into a sentence: 2NaHCO3 --> Na2CO3+H2O+CO2
4 answers
asked by
Miroslava
2,849 views
2Zn+O2=2ZnO. What type of chemical reaction is it
6 answers
asked by
Himanshu
5,772 views
Na2So4+Hg(NO3)2
balance equation and find the spectator ion
5 answers
asked by
Sahil
4,476 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
1,335 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
967 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
545 views
Hydrogen peroxide can be prepared in several ways. One method is the reaction between hydrogen and oxygen, another method is the
5 answers
asked by
Dan
6,474 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
604 views
Marble (calcium carbonate) reacts with hydrochloric acid solution to form calcium
chloride solution, water and carbon dioxide.
4 answers
asked by
john
852 views
I have a question that I don't understand from my first year chem lab.
Calculate the minimum volume of water needed to decompose
4 answers
asked by
Joshua
873 views
Consider the following reaction: 2 Mg + O2 → 2 MgO ΔH rxn = -1203 kJ
Calculate the amount of heat (in kJ) associated with
5 answers
asked by
Chemistry
6,446 views
Pentane (C5H12) burns in oxygen to produce carbon dioxide and water.
C5H12(g)+8O2(g)→5CO2(g)+6H2O(g) Calculate the mass of CO2
6 answers
asked by
Alex
5,966 views
For the titration of 50.00 mL of 0.106 M NH3 with 0.225 M HCl, calculate
(A) the initial pH and when the pH neutralization is (B)
4 answers
asked by
Rosi
1,472 views
How many grams of calcium hydroxide will be needed to react completely with 10.0 g of phosphorus acid?
4 answers
asked by
Julia
1,160 views
Calculate the theoretical amounts of 0.1000 M NaOH titrant used to titrate 0.8 and 0.9 g KHP
Please show step by step solution ,
4 answers
asked by
Jessy
1,400 views
Sucrose, C12H22O11, is burned to produce carbon dioxide and water.
What is the balanced formula and reaction type?
4 answers
asked by
Jacob
3,036 views
For the reduction of Cu2+by Zn, ∆G◦=−212 kJ/mol and E◦= +1.10 V. If the
coefficients in the chemical equation for this
4 answers
asked by
Gabriella
1,857 views
what combinations of Zn, Al, ZnSO4 and Al2(SO4)3 would you make to illustrate that Zn is less active than Al?
4 answers
asked by
shannon
2,914 views
aluminum sulfate and sodium phosphate Express your answer as chemical equation.
4 answers
asked by
Sarah
4,958 views
What mass of hydrochloric acid (in grams) can be neutralized by 2.3g of sodium bicarbonate? (: Begin by writing a balanced
4 answers
asked by
stephen
7,830 views
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