Which statement best describes how selective breeding helps horse breeders produce the most desirable traits for racing?

Classify this reaction: 2al+n2-> aln.

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.