Which of the following compounds has only one atom of carbon? O co2
OHCI
O CzHs
O CzHl2

Which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)