| Aluminum potassiumLast name
|chemical formula||KAl (SO4) 2 12H20|
|molar mass||258.192 g / mol (anhydrous) 474. ### 37 g / mol (dodecahydrate)|
|To see||white crystals|
- Molecular mass is the mass of a specific chemical element or compound (g) divided by the amount of substance (mole).
- The molar mass of a compound can be calculated by adding the standard atomic masses (in g / mol) of its constituent atoms.
Mass of one mole of water = 2 g / mole + 16 g / mole = 18 g / mole What is the difference between alum and aluminum?
The main differences between alum and aluminum hydrochloride
You can use the molar mass of alum to determine the grams of moles. Finally, for the yield%, there is the effective yield (12.77 g) divided by the theoretical yield (x 100%).
Divide the object’s weight by the acceleration of gravity to find its mass. You have to convert the weight units to Newtons. For example, 1 kg = 9.807 N. If you measure the mass of an object on Earth, divide its weight in Newtons by the acceleration of gravity (9.8 meters / second2) to get the mass.
In the chemical formula Al2 (SO4) 3, Al2 means that there are two aluminum (atoms or ions). SO4 is a sulfate ion and (SO4) 3 means there are 3 sulfate ions. The number 3 for Al2 (SO4) 3 means that the chemical formula contains three times as many atoms and ions.
To express the efficiency of a reaction, the percentage yield can be calculated using this formula: yield = (actual yield / theoretical yield) x 100. A percentage yield of 90 means that the reaction is 90% efficient and efficient at 10% it was. some materials were wasted (they did not respond or their products were not tracked).
The mass or atomic weight is the average mass of protons, neutrons and electrons in an atomic element.
The atomic mass of sodium is said to be 23.
Alum, one of a group of double hydrogenated salts usually consisting of aluminum sulfate, water of hydration and sulfate of another element. Aluminum potassium sulfate, also known as aluminum potassium or aluminum potassium, has the empirical formula K2 (SO4) Al2 (SO4) 3 24H2O or KA1 (SO4) 2 12H2O.
Molecular weight is the mass of one molecule of a compound, while molecular weight is the mass of one mole of a compound.
An atomic mass unit (symbolizing AMU or Amu) is defined exactly as 1/12 of the mass of a carbon12 atom. The carbon-12 (C12) atom has six protons and six neutrons in its nucleus. Under inaccurate conditions, an AMU is the average of the resting mass of the proton and the resting mass of the neutron.
In chemistry, the molar mass of a chemical compound is defined as the mass of a sample of the compound divided by the amount of the substance in the sample, measured in moles. In the International System of Units (SI), the basic unit of mass molar is kg / mol.
36.46 g / mole