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Chemical Reactions
Page 3
Questions (14,812)
A solution of HClO4 was standardized by dissolving 0.4125 g of primary standard grade HgO ina solution of KBR: HgO (s) + 4Br- +
5 answers
asked by
nthabi
6,517 views
A BALANCED CHEMICAL EQUATION BTW IRON (Fe3+) and NaOH.
4 answers
asked by
Saddik
6,677 views
C + HNO3 = CO2 + NO2 + H2O oxidation, reduction and balancing
7 answers
asked by
KORINA
1,879 views
what is the net ionic equation for NaH + H2O= NaOH +H2
3 answers
asked by
Alonda
1,831 views
What is the balanced chemical equation between ascorbic acid and ammonium cerium(IV) sulphate?
6 answers
asked by
Murendi
2,715 views
write the equation for the reaction of fecl2 with k3[fe(cn)6]???
4 answers
asked by
david
1,972 views
What is the gas given off when zinc reacts with dilute tetraoxosulphate vi acid
4 answers
asked by
Lawrence
165 views
CHEMISTRY
(1) What is the equation for reaction when calcium oxide and coke are heated in electric furnace (2) what solid remains
7 answers
asked by
Agunlejika Precious
1,598 views
CH4 (g)+ H2O (g) --->/<---- 3H2 + CO
Use Le Chateliers Principle to explain what will happen to the number of moles of hydrogen
3 answers
asked by
Student
1,642 views
Calculate the delta H for the reaction :
2H3BO3(aq) reacts with B2O3(solid) + 3H2O
4 answers
asked by
Logan
1,237 views
What is the mass of NaOH required to prepare 100.0mL of NaOH(aq) that
has a pH = 13.62 ? A. 0.38g B. 0.42g C. 1.67g D.
4 answers
asked by
sh
2,114 views
calculate the percent yield of Cl2 in the electrolytic decomposition of hydrogen chloride if 25 g of HCl produces 13.6 of
5 answers
asked by
Anonymous
5,867 views
The rate of a reaction is the speed in which reactants are converted into products. Which scenarios below would increase the
1 answer
asked anonymously
50 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
43 views
MnS(s) + 2 H+ --> Mn2+ + H2S(g)
At 25 C the solubility product constant, Ksp, for MnS is 5 x 10-15 and the acid dissociation
5 answers
asked by
AL
5,219 views
What is the purpose for a company to determine percent yield of a product and not just the theoretical yield?
The percent yield
5 answers
asked by
so....help_me
1,233 views
A solution is prepared in which a trace or small amount of Fe+2 is added to a much larger amount of solution in which the [OH]-
6 answers
asked by
brian
3,258 views
Please! This is urgent!
I don't know how to do this. Determine the solubility at 25°C of Cd(IO3)2 in water and in 0.20 M CdCl2.
4 answers
asked by
Andrea
2,334 views
Determine [H30+], [OH-], and pH.
A solution that is 0.655% HNO3 by mass (assume a density of 1.01 g/ mL for the solution).
4 answers
asked by
Nevaeh
5,913 views
Write the expression of for the base dissociation constant for hydrazine, N2H4, a weak base. Hydrazine reacts with water to form
4 answers
asked by
Angie
5,401 views
if 100g of iron reacts with excess oxygen, how much rust should be produced?
10 answers
asked by
Mahlako
5,550 views
You burn 6 grams of carbon in plenty of air:
C ( s) + O2 ( g) = CO2 ( g) a What volume of gas will form (at rtp)? b What volume
10 answers
asked by
Maya
5,838 views
1.5g of H reacts with14.5g Oxygen
1)which is the limiting reagent? 2)calculate the amount of reactant which remains unreacted?
4 answers
asked by
nandhu
2,445 views
a sample of Ca3(PO4)2 contains 3.1g phosphorus then the weight of Ca in the sample is ?
3 answers
asked by
Husen
3,023 views
Carbon dioxide gas and solid lithium hydroxide yields solid lithium carbonate and water
4 answers
asked by
Jya
3,126 views
Translate into a sentence: 2NaHCO3 --> Na2CO3+H2O+CO2
4 answers
asked by
Miroslava
2,871 views
2Zn+O2=2ZnO. What type of chemical reaction is it
6 answers
asked by
Himanshu
5,796 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
1,345 views
Write half equation s for the following reaction.
Cu(s)+2AgNO3(aq) produces Cu(NO3)2(aq)+2Ag.
5 answers
asked by
Joy
3,679 views
KMnO4 + HCl → MnCl2 + Cl2 + H2O + KCl
If the reaction occurs in an acidic solution where water and H+ ions are added to the
4 answers
asked by
Summer
1,506 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
1,487 views
how many grams of NaOH are needed to neutralize 50 grams of H2SO4?
23 answers
asked by
kumera
10,806 views
I stuck on this problem.
Can you help me to solve it? A reaction mixture in a 3.67L flask at a certain temp. initially contains
6 answers
asked by
Kim
8,078 views
The solubility product constant, Ksp, for nickel (II) carbonate, NiCO3, is 1.3 x 10-7 at 25C.
a. Write the balanced chemical
5 answers
asked by
...
3,416 views
Nitrosyl bromide decomposes according to the following equation.
2NOBr (g)(equilibrium arrow) 2NO (g) + Br2 (g) A sample of NOBr
4 answers
asked by
jessie
11,754 views
Describe how you would obtain pure crystals of Sodium chloride from a muxture of solid sodium chloride and solid zinc carbonate
S
5 answers
asked by
Ali
5,484 views
Please help with this problem =)
The combustion of liquid chloroethylene, C2H3Cl, yields carbon dioxide, steam, and hydrogen
4 answers
asked by
Jack
5,751 views
The reaction between sodium hydroxide and hydrobromic acid is represented in the equation below:
OH- + H+ -> H2O A 62.5 mL sample
4 answers
asked by
lola
5,739 views
which of the following could dissolve a precipitate of CaC2O4 in a saturated solution of CaC2O4?
A.NaOH B.CaC2O4 C.H2C2O4
5 answers
asked by
saphire
3,192 views
The equation shows the complete combustion of propane.
C3H8(g) + 5O2(g) --> 3CO2(g) + 4H2O(i) Which statement is correct? A)
4 answers
asked by
Muhammad Haris
2,868 views
A mixture of CuSO4 and CuSO4·5 H2O has a mass of 1.235 g. After heating to drive off all the water, the mass is only 0.830 g.
4 answers
asked by
Noelle
5,119 views
Balance the following equation for a half reaction that occurs in basic solution. Use e– as the symbol for an electron.
SO3^2-
9 answers
asked by
BOB
10,283 views
Solid aluminum carbonate decomposes to form solid aluminum oxide and carbon dioxide gas.
Is Al2(CO3)3 ==> Al2O3 + CO2 the right
5 answers
asked by
Jack
10,893 views
If you wanted to create a equimolar buffer using 1.0 mol of NaHS in 1.0L of water what acid would you need to add? how many
4 answers
asked by
Jake
3,463 views
The reaction:
H2PO4- + HAsO42 ---> HPO4- + H2AsO4- Which one of the sets above lists both of the base species involved in the
5 answers
asked by
Swaastikaa
5,505 views
Calculate the mass of each product formed when 43.82g of diborane (B2H6) reacts with excess water:
B2H6(g) + H2O(l)--> H3BO3(s) +
6 answers
asked by
TeeJay
4,334 views
Excess lead (II) nitrate solution is added to 1.30 g of zinc powder and the mixture is stirred. When the reaction is finished
5 answers
asked by
chem_cg
3,897 views
15.0g of potassium trioxochlorate (v) was crushed and heated with 0.1g of manganese (iv)oxide in it. Write an equation for the
5 answers
asked by
Rose
2,711 views
What would you expect to see if you performed the chemical reaction shown below? 2H2O2 —> H2O(l) + O2(g)
- solid precipitate
5 answers
asked by
Bri
2,600 views
When 1.10 mol of NaOH is added to 1.00 L of 0.30 M HCl the pH of the resulting mixture is:
a) 0.52 b) 0.70 c) 1.00 d) 13.30
5 answers
asked by
Julia
973 views
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