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What is the molar mass of fecr2o4?

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What is the molar mass of fecr2o4?

Iron(II) chromite

Names
Chemical formula FeCr2O4
Molar mass 223.83 g/mol
Appearance Brown-black solid
Density 4.97 g/cm3

How do you find the approximate molar mass?

The characteristic molar mass of an element is simply the atomic mass in g/mol. However, molar mass can also be calculated by multiplying the atomic mass in amu by the molar mass constant (1 g/mol). To calculate the molar mass of a compound with multiple atoms, sum all the atomic mass of the constituent atoms.

What is the molar mass of Ca co3?

100.0869 g/mol
Calcium carbonate/Molar mass
The molar mass of CaCO3 is 100.0869 g/mol. We need to add the molar masses of calcium (40.078 g/mol), carbon (12.0107 g/mol) and three oxygen atoms…

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What is the molar mass of 2nh3?

17.03052 g/mol
17.03052 g/mol .

What percent of oxygen is in fecr2o4?

Percent composition by element

Element Symbol Mass Percent
Chromium Cr 46.459\%
Iron Fe 24.949\%
Oxygen O 28.591\%

What is the oxidation number of Fe and Cr in fecr2o4?

+ 2 and + 3.

How do you find the molar mass of Class 9?

How to find the molar mass of a compound?

  1. Make use of the chemical formula to determine the number of atoms of each element in the compound.
  2. Multiply the atomic weight of each element with its number of atoms present in the compound.
  3. Add up all and assign unit as grams/mole.
  4. Example.

How is CaCO3 calculated in CA?

calcium carbonate (CaCO3) equivalent Alkalinity test results are usually reported as mg/L CaCO3 equivalents. To convert chloride to CaCO3 equivalents, multiply the concentration of chloride ions in mg/L by 1.41, and for sulfate, multiply by 1.04.

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How do you find the formula mass of CaCO3?

Find the molar mass of calcium carbonate by calculation.

  1. Chemical formula of calcium carbonate ⟶CaCO3.
  2. Mass of Calcium⟶40.
  3. Mass of Carbon⟶12.
  4. Mass of Oxygen⟶16.
  5. Multiply mass of each element by number of atoms of that element.
  6. Add all the masses obtained after multiplication.⟶CaCO3.
  7. =1×40+1×12+3×16. =40+12+48. =100.

What is the molar mass of fe2o3?

159.69 g/mol
Iron(III) oxide/Molar mass

What is the mass of 4 moles of nh3?

The answer is 17.03052.