Which of the following is NOT a reason why index fossils are chosen for determining ages of rocks? Select all that apply. A. Found commonly in rocks

B. Distributed over a very wide range

C. Are always dinosaurs

D. Limited life existence in geologic time. Single choice.
(10 Points)
A
B
C
D

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.

How many grams of aluminum will there be in 98g of al2o3?

Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear