Infectious agents, such as viruses, bacteria, and fungi, can all
A.
cause disease.
B.
live for long periods of time outside of a host.
C.
infect nonliving matter.
D.
all of these

This active feature of earth's crust in building mountain ranges as well as islands. this feature is a a) cavern. b) earthquake. c) mountain. d) volcano.

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.

What does the symbol (–hfus) indicate in a phase change?