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Phosphorus pentachloride is a trigonal bipyramidal compound. This is a compound that is symmetrical due to electrons distributed around the central atom.
Mass-to-Mass Calculation
The stoichiometric coefficients of an equilibrium reaction define the molar ratios that occur when reactants are able to react to create the products.
The mole count of a substance (n) that are engaged in a process, either as a product or reactant is related to their mass in molar masses, volumes (for gases) and the amount of particles present. These equations are discovered by using the law of Avogadro. In other words, we have:
1. One mole of any substance weighing RMM grams.
2. One mole of any substance consisting of 6.023× 1023 particles.
3. One mole of a gas occupying 22.4 L volume at STP.
P4 + 10Cl2 = 4PCl5
Therefore, 1 mole of P4 makes 4 moles PCl5.
The limiting reagent will form the moles
Multiply it with molecular mass
The given masses of both are 63.4g. This is the mass of PCl5 that can be produced.