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Chemical Reactions
Page 10
Questions (14,658)
A solution is prepared in which a trace or small amount of Fe2+ is added to a much larger amount of solution in which the [OH-]
3 answers
asked by
DAN
999 views
KI+H2SO4+KIO3
Write the balanced net ionic equation.
3 answers
asked by
Greg
716 views
Suppose that two hydroxides, MOH and M'(OH)2, both have Ksp = 1.0 10-12 and that initially both cations are present in a
4 answers
asked by
Val
2,174 views
What is the balanced equation of Cr2O7(-2) + Cl(-) → Cr(3+) + Cl2?
3 answers
asked by
krishna fleur
7,625 views
Compute the ratio of the effusion and/or diffusion rates of gaseous ammonia (NH3) to gaseous hydrogen chloride (HCl)
3 answers
asked by
Josh Porter
408 views
How much water is required to dissolve 1.00 g of PbCl2?
3 answers
asked by
Gigi Fletcher
446 views
A piece of zinc reacts completely with hydrochloric acid, HCl(aq), to produce an aqueous solution of zinc chloride, ZnCl2(aq),
3 answers
asked by
anonymous
1,707 views
Some solid CaO in a test tube picks up water vapor from the surroundings to change
completely to Ca(OH). An observed total
4 answers
asked by
Brandon
1,262 views
Balance
Fe2(SO4)3 + Ba(OH)2 => Fe(OH)3 + BaSO4
4 answers
asked by
Dianne
1,778 views
What happens at the molecular level once equilibrium is reached, that is once the solution is saturated with Cu(IO3)_2?
3 answers
asked by
Michael
1,000 views
The decomposition of nitrogen dioxide 2NO2-->2NO+O2 occurs in a two-step sequence at elevated tempatures. the first step lis
3 answers
asked by
RAYRAY
2,028 views
The reaction of aqueous sodium bromide and aqueous lead(II) nitrate is represented by the balanced net ionic equation.
2Br-(aq) +
3 answers
asked by
Sarah
3,855 views
what is the color of copper when it burns in oxygen
3 answers
asked anonymously
80 views
A 0.170-mole quantity of NiCl2 is added to a liter of 1.20 M NH3 solution. What is the concentration of Ni2 ions at equilibrium?
3 answers
asked by
Mandy
3,688 views
Na2CO3 + 2HNO3 -> 2NaNO3 + H2O + CO2
Time(s) Mass of Flask Plus Contents (g) 0 150.50 10 149.30 20 148.10 30 148.10 a)calculate
3 answers
asked by
lemon
1,128 views
The reaction
2NOCl(g) �¨ 2NO(g) + Cl2 (g) has an activation energy of 100.0 kJ/mol and a rate constant at 350.0 K of 8.5 x 10-6
4 answers
asked by
G-Unit 32
2,168 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
7 answers
asked by
kayla
277 views
Al and Zn both form hydroxides when reacted with an NH3 sloution and NaOH solution
The hydroxides are both amphoteric When you
4 answers
asked by
Marysia
2,913 views
Hydrazine,N2H4 burns in oxygen...
A...what are their product?(in chemical equation). B..How many bondes are broken? C..How many
11 answers
asked by
wilfer kopz
4,335 views
If 10mL of 1 M HCl is added to 1L of 0.01 M phosphate buffer, pH 7.2, what is the resulting pH?
Also what are the conc of
2 answers
asked by
Liam
1,108 views
Reaction: 1/2N2 + 3/2H2 --> NH3
Delta H = -46Kj/mol 1) Find delta H n(NH3)formed=5 mol. M(NH3=8.5g) 2) Find delta H a)3 mol H2 +
4 answers
asked by
Christine
589 views
1) Which tube will be most 'yellow' at the end of the experiment?
a)Substrate Concentration: 0.006M Inhibitor: absent b)Substrate
1 answer
asked by
Kimberly
410 views
some reactions that are considered to be spontaneous at low temperatures will not proceed at a measurable rate or form any
3 answers
asked by
anonymous
765 views
Which process does the image illustrate?
(1 point) Responses nucleation nucleation transmutation transmutation chemical change
3 answers
asked by
Blue Berry
85 views
CH3OH + MnO4- ----> Mn2+ + CH2O
Earlier I posted this question and then realized that CH3OH didn't have a charge. It changed my
4 answers
asked by
Alex
2,824 views
Consider the chemical reaction: H2SO4(aq) +2 NaOH(aq) → 2 H2O(l) + Na2SO4(aq)
If the sulphuric acid is reacting at a rate of
6 answers
asked anonymously
60 views
A student was given a solid containing a mixture of nitrate salts. The sample completely dissolved in water, and upon addition
4 answers
asked by
Neeta
3,657 views
molarity of 0.6N aluminium sulphate is?
4 answers
asked by
sreuhti
3,525 views
when calcium carbonate, caco3(s) is heated, it decomposes to form calcium oxide, cao(s) and carbon dioxide gas. how many liters
3 answers
asked by
Anonymous
2,509 views
what is the OH- concentration of 0.08 M solution of CH3COONa
3 answers
asked by
Rahul
1,677 views
Silicon Carbide, SiC, is prepared by heating silicon dioxide in the presence of graphite. Carbon dioxide is the by-product of
3 answers
asked by
Scott
1,606 views
for Fe + V2O3 -----> Fe2O3 + VO
write the two half reactions and calculate voltage
3 answers
asked by
Anna
1,555 views
Chemical Reactions Quick Check
3 of 43 of 4 Items Question Which of the following molecules shows two atoms of hydrogen (H)?(1
1 answer
asked anonymously
82 views
i have to write chemical formulas and balance them:
nitrogen and oxyen---> nitrogen monoxide N2+02---->2NO nitrogen monoxide and
3 answers
asked by
Anonymous
1,436 views
what is the balanced equation for the reaction that takes place between bromine and sodium iodide
4 answers
asked by
natasha
1,407 views
Nitric oxide reacts with bromine gas at elevated temperatures according to the equation,
2 NO(g) + Br2(g) = 2 NOBr(g) The
4 answers
asked by
Emile
1,209 views
2H2(g)+O2(g) ---> 2H2O(l)
delta H= -572kJ/mole of O2 Calculate the amount of heat evolved when 10g of hydrogen are burned in
2 answers
asked by
Shirley
1,181 views
Find the expression for the solubility product of silver oxalate Ag2C2O4).
2 answers
asked by
Anonymous
1,126 views
What is the enthalpy rate of reaction of Na2CO3 + 2M HCl = Na2Co3 + H20 + Co2?
2 answers
asked by
Tia
1,059 views
Complete and balance the following equation:
Cr2O7{2-}(aq)+CH3OH(aq)-->HCO2H(aq)+Cr{3+}(aq) Any feedback would be great, thank
2 answers
asked by
Ethan
994 views
For which of following can the metal ions be separated from one another by adding solution of sodium hydroxide?
(a) cobalt
2 answers
asked by
Brandon O'Brien
895 views
Gold can be recovered from sea water by re- acting the water with zinc, which is refined from zinc oxide.
2 ZnO(s) + C(s) −→
2 answers
asked by
Renee
850 views
How many liters of liquid nitrogen are produced when 360.0 L of nitrogen gas is liquified at 77.36 kl
2 answers
asked by
Andrea
677 views
Assuming the solution you used was 95% ethanol by volume and that the density of ethanol is 0.816g/mL, how much water and carbon
2 answers
asked by
BUTCHER
641 views
Balance the following chemical equation (put the coefficients in order)
Fe + O2 + H2O → Fe(OH)
2 answers
asked by
Lena
589 views
A 10.0 L vessel contains 0.0015 moles carbon dioxide and 0.10 moles of carbon monoxide. A 5.00 gram sample of carbon is added
2 answers
asked by
Ceamus Angelina
592 views
Which forms the more alkaline solution and why? Al2O3; B2O3; CO2 or SiO2
Al2O3 and SiO2 are not water-soluble. CO2 forms the weak
1 answer
asked by
Vic
521 views
Given the equation below for the synthesis of sucrose setup the mole ratios of the following: CO2+H2O—->C12H22O11+O2 for this
1 answer
asked anonymously
53 views
Hydrogen gas can be produced by the reaction of magnesium metal with hydrochloric acid by the reaction below.
Mg + 2HCl → MgCl2
1 answer
asked anonymously
83 views
The chemical reaction that produces soap is called saponification. During one type of saponification, oil and sodium hydroxide
1 answer
asked by
cQUESTIONSc
68 views
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