Consider the reaction below. 2N2O5(9)

>4NO2(g)+O2(9)

If the reaction is at dynamic equilibrium at 500 K, which statement applies to the given chemical system?

a

Ob

Ос

Od

The forward reaction stops at 500 K.

The forward and reverse reactions no longer occur.

The concentrations of the products and reactants do not change.

The rates of the forward and reverse reactions are unequal.

60.0 - there are 3 significant numbers

The molar mass of a substance is defined as the mass of 1 mol of that substance, expressed in grams per mole, and is equal to the mass of 6.022 × 10 23 atoms, molecules, or formula units of that substance.

The answer to the question: choose the correct statement.  a) when ethane reacts with fluorine gas the product is less stable.b) addition reactions of unsaturated hydrocarbons and halogens requires a high activation energy.  c)the double covalent bond within unsaturated hydrocarbons requires a lot of energy to break.  d)the double covalent bond within unsaturated hydrocarbons can be broken easily.is: a) when ethane reacts with fluorine gas the product is less stable.