Business
Engineering
Math
Science
Social ScienceThe catalytic decomposition of hydrogen peroxide can be expressed as:2H2O2(aq) → 2H2O(l) + O2(g)Calculate the number of moles of oxygen gas produced from the completely catalyzed decomposition of 6.60 mL sample of a 3.5% solution of H2O2. The density of the 3.5% solution of H2O2 is 1.01 g/mL.
The catalytic decomposition of hydrogen peroxide can be expressed as:
2H2O2(aq) → 2H2O(l) + O2(g)
Calculate the number of moles of oxygen gas produced from the completely catalyzed decomposition of 6.60 mL sample of a 3.5% solution of H2O2. The density of the 3.5% solution of H2O2 is 1.01 g/mL.
Expert Answer
given,
Density = 3.5 %
Volume = 6.60 ml
Molar mass of H2...
Image Transcriptionclose
The balanced decomposing reaction is given below 2 Н.о, > 2 H,о + о, Two moles of H2O2 undergoes decomposition gives two moles of water and one mole of охygen. The mass can be calculated by using following formula Mass DensityxV olume Mass 3.5% x1.01g/ml x 6.6 ml Mass 0.035 x1.01g/ml x 6.6 ml Mass 0.2333 g
Science
Chemistry
General Chemistry
Related Chemistry Q&A
Q: Suppose a 250.mL flask is filled with 0.80mol of CO, 0.60mol of NO and 0.20mol of CO2. The following...
A: The initial concentrations of CO, NO and CO2 are calculated as shown below.250 mL = 0.250 L
Q: Given the reactions, X(s)+12O2(g)⟶XO(s) ΔH=−637.9 kJ XCO3(s)⟶XO(s)+CO2(g)ΔH=+480.9 kJ what i...
A: The given reactions are:
Q: How many joules of heat are required to heat 125 g aluminum from 19 degrees C to 95.5 degrees C?
A: Given information:Mass of aluminum = 125 gInitial temperature = 19 ˚CFinal temperature = 95.5 ˚CSpec...
Q: 10.38 (a) If the pressure exerted by ozone, O3, in the stratosphere IS 3.0 x 103atm and the temperat...
A: GivenPressure of ozone = 3 x 103 atmsVolume of the gas = 1.0 LTemperature = 250K No of molecules
Q: Iron(III) oxide reacts with carbon monoxide according to the equation: Fe2O3 (s)3CO (g)+2Fe(s) 3CO2(...
A: The term limiting reagent in a given reaction is defined as the chemical species which is totally co...
Q: calculate the mass of sulfur in 2.40 mol of H2SO4
A: Given information:Moles of sulfuric acid (H2SO4) = 2.40 moles
Q: How to answer question 2?
A: The given dissociation reaction as follows,
Q: Write a net ionic equation for precipitate formation for FeCl2(aq) + KOH(aq)
A: The complete balanced equation for the reaction is shown as,
Q: Identlify the K values Goal is CO3^2- +NH4+ = NH3 +HCO3- Kb CO3- Ka Kb ...
A: The equilibrium constant k of the given reaction is calculated as
