Place the following in order from oldest to most recent: Oldest known tree fossil , oldest known fossil , most recent dinosaur fossil , oldest known dinosaur fossil , oldest known human fossil. Explain how this information can be used to construct a geologic time scale

If two atoms are bonded to a central atom with no lone pairs, how will they be arranged

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?

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.