Questions LLC
Login
or
Sign Up
Ask a New Question
Stoichiometry
Page 6
Questions (11,774)
what is the theoretical mole ratio- NaCl to NaHCO3
How do you determine the percentage error of an experimental mole ratio It
5 answers
asked by
CHEMISTRY HELP
7,178 views
A 50.0mL volume of AgNO3, solution contains 0.0285 mol AgNO3 (SILVER NITRATE). What is the molarity of the solution?
4 answers
asked by
jose
2,179 views
A mixture weighing 7.290 mg contained only cyclohexane, C6H12 (FM 84.159), and oxirane, C2H4O (FM 44.053). When the mixture was
7 answers
asked by
RJ
6,554 views
a 10 ml vinegar sample was completely neutralized by 22.5 0.2M NaOH solution . calculate the molarity and percent acetic acid in
4 answers
asked by
shannan
2,939 views
number of moles in 0.00655g of antimony
2 answers
asked by
anonymous _25
93 views
When 14.5g of so2 react with 21g of O2 what will be the theoretical and percentage yiad of the reaction if the actealyid of the
2 answers
asked by
Nuredin
130 views
23.780 g of acetaldehyde (CH3CHO) reacts completely with oxygen to produce acetic acid (HC2H3O2) using manganese (II) acetate
3 answers
asked by
ezile
154 views
Calculate the volume of 0.300M HNO3 needed to complete neutralize 25.0ml of 0.250M Sr(OH)2
5 answers
asked by
Doleen
2,451 views
A 500ml saturated solution of MgCO3 (M=84) is reduced to 120 ml by evaporation. What mass of solid MgCO3 is formed?
The answer is
7 answers
asked by
John
2,737 views
Calculate the volume of concentrated nitric acid, 18 mol dm "-3" which is required to prepare 5.0 dm 3 of 2.0 mol dm "-3" nitric
4 answers
asked by
Tamil Kugan
698 views
Elemental mercury was first discovered when a mercury oxide was decomposed with heat, forming mercury metal and oxygen gas. When
5 answers
asked by
Adam
3,435 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
A sample containing .347 moles of an element has a mass of 39.00 g. What is the element?
4 answers
asked by
Ah
1,776 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
The density of 95.2 % (weight percent) of H2SO4 is 1.53 g/ml.calculate the molarity of this solution.
4 answers
asked by
Ahmad
2,053 views
if 5.00g magnesium is combined with 10.0 g of chlorine, show by calculation which substance is the limiting reactant and
5 answers
asked by
Laura
4,382 views
6mols of N2 are mixed with 12mol H2, according to the following equation.
N2+3H2----> 2NH3 a) which is the limiting reactant? B)
4 answers
asked by
jairo sanchez
2,426 views
When a0.269g sample of a barium compound was treated with excess H2SO4, 0.0891g of BaSO4 formed. What is the percentage of
5 answers
asked by
London
2,909 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
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
879 views
56g of N2 reacts with 30g of H2 to form NH3.Calculate the number of moles of NH3 formed.
4 answers
asked by
Anina Anna Charley
4,620 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
5,971 views
How many gram of hydrogen chloride acid containing 10% by mass of hydrogen chloride acid would be required to dissolve 13g of
5 answers
asked by
Mercy
1,222 views
A solution contains 1.694 mg of CoSO4 (MW 155.0) per mL. Calculate
a) The volume of 0.008640 M EDTA needed to titrate a 25.00 ml
4 answers
asked by
Sam
4,422 views
Consider: C(12)H(22)O(11)(s) --> (11)H(2O) (g) + 12C (s)
The rate of decomposition of C12H22O11 is 0.75 mol/min. What mass of C
5 answers
asked by
Rachana
1,875 views
Determin the number of oxygen atmos in 1.75kg of potassium sulfate.
4 answers
asked by
Andy
1,179 views
Commercial brass, an alloy of Zn and Cu, reacts with hydrochloric acid as follows.
Zn(s) + 2 HCl(aq) ZnCl2(aq) + H2(g) (Cu does
9 answers
asked by
Kris
2,505 views
a student weighed out 1.106g of KHP. How many moles was that?
4 answers
asked by
Gurjot
3,249 views
Calculate the mass of cacl2 formed when 5 moles of chlorine reacts with calcium metal
9 answers
asked by
Bitanya
5,476 views
Consider the following reaction:4HCl(g)+O2(g)produces 2H2O(g) + 2Cl2(g) How many molecules of Cl2 would be formed from the
7 answers
asked by
Anonymous
9,462 views
How many grams of KOH are needed to neutralize 12.9 mL of 0.16 M HCl in stomach acid?
5 answers
asked by
Madi
12,017 views
When 20.0 g C2H6 and 60.0 g O2 react to form CO2 and H2O, how many grams of water are formed?
9 answers
asked by
pls help
10,456 views
How many moles of magnesium is 1.25 x 1023 atoms of magnesium?
A. 0.208 × 101 mol Mg B. 2.08 × 101 mol Mg C. 2.08 × 10 -1 mol
7 answers
asked by
Drew
9,932 views
A solution of a metal carbonate M2CO3, was prepared by dissolving 7.46 g of the anhydrous solid in water to give 1000cm^3 of
6 answers
asked by
DAVID
9,033 views
How do you calculate the mass percent composition of nitrogen in NO2?
4 answers
asked by
Carlos
6,980 views
Consider the balanced chemical equation: 3Sr(OH)2(aq) + 2H3PO4(aq) → Sr3(PO4)2(s) + 6H2O(l). How many moles of Sr(OH)2 remain
7 answers
asked by
Mike
5,158 views
What is the minimum amount of 6.0 M H2SO4 necessary to produce 19.0 g of H2(g) according to the reaction?
2Al(s)+3H2SO4(aq)→Al2
5 answers
asked by
anon
7,152 views
A 10.000 g sample of water contains 11.19% H by mass. What would by the %H in a 20.000 g sample of water?
I got 22.38%, would
7 answers
asked by
Anonymous
3,626 views
Hydrogen and chlorine react to yield hydrogen chloride: H2+ Cl2 ( 2HCl. How many grams of HCl are formed from reaction of 3.56 g
5 answers
asked by
Anonymous
7,372 views
What is the mass in grams of copper chloride dihydrate (CuCl2·2H2O) required to prepare 80.0 mL of a 0.10 M CuCl2 solution?
7 answers
asked by
John
4,502 views
Deduce the number of nitrogen atoms in:
5.00 x 10^-3 mol of ammonia, NH3 and 4.601 g of nitrogen dioxide, NO2
6 answers
asked by
Syndra
4,315 views
TiO2 + C + 2Cl2 > TiCl4 + CO2
If you begin with 1.25 moles of TiO2, what mass of Cl2 gas is needed? i got 175g of Cl2 is my
6 answers
asked by
shaggy
9,052 views
Silver chloride, often used in silver plating, contains 75.27% Ag. Calculate the mass of silver chloride in grams required to
7 answers
asked by
hannah
6,702 views
calculate the number of moles of solute present in 124.0g of a solution that is 6.45% glucose by mass.
4 answers
asked by
lulu
3,475 views
How many moles of HNO3 are present if 0.236mol of Ba(OH)2 was needed to neutralize the acid solution?
4 answers
asked by
Anon
8,129 views
Sulfur trioxide dissolves in water, producing H2SO4. How much sulfuric acid can be produced from 12.1 mL of water (d=1.00g/mL)
5 answers
asked by
Jon
4,801 views
Consider the following reaction:
2 SO2 (g) + O2 (g)----> 2 SO3 (g) If 285.3 mL of SO2 is allowed to react with 158.9 mL of O2
7 answers
asked by
Jarrod
4,406 views
A 0.4671g sample containing sodium bicarbonate was titirated with hcl requiring 40.72ml. The acid was standardized by titrating
4 answers
asked by
Fai
4,026 views
11. How many molecules would there be in 0.70 moles of CO2?
5 answers
asked by
heyo ❄
873 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (80)
Acid-base reactions
Acid-Base Titration
Analytical Chemistry
Atomic and Molecular Structure
Atomic Mass
Atomic Mass and Formulas
Atomic Structure
Atomic Structure and Chemical Formulas
Atomic Structure and Molecules
Atomic Structure/Molecular Structure
Atoms and Molecules
Balancing Chemical Equations
Basic Concepts
Chemical Analysis
Chemical Bonding
Chemical calculations
Chemical Composition
Chemical Compounds
Chemical Equations
Chemical Equations and Calculations
Chemical equations and reactions
Chemical Equations and Stoichiometry
Chemical Equations/Reactions
Chemical Equilibrium
Chemical Formulas
Chemical Formulas and Composition
Chemical Formulas and Equations
Chemical Formulas/Equations
Chemical Reactions
Chemical reactions and calculations
Chemical Reactions and Equations
Chemical Reactions, Sub-sub-category: Stoichiometry
Chemical Reactions/Calculations
Chemical Reactions/Equations
Chemical Reactions/Titration
Chemistry
Chemistry Education
Chemistry or Physical Sciences
Combustion
Combustion Reactions
Coordination compounds
elements and compounds
Enthalpy Change Calculation
Equations
Equations and Reactions
Equilibrium Reactions
Gas Laws
Gaseous Reactions
Gases
General Chemistry
Inorganic Chemistry
Laboratory Techniques
Law of Conservation of Mass
Matter and Reactions
Molarity
Molarity calculations
Molecules and Compounds
Neutralization reactions
Organic Chemistry
Physical Chemistry
Precipitation reactions
Quantitative Analysis
Reactants and Products
Reaction
Reaction calculations
Reaction rates
Reactions
Reactions and Equations
Reactions and Solutions
Reactions/Equations
Reactivity and Combustion
Redox Reactions
Science/Chemistry
Solution Preparation
Solutions
Solutions and Concentrations
Synthesis Reactions
Thermochemistry
Titration
Word problem