The molecular weight of carbon dioxide (CO2) is 44.00 a.m.u., and the molecular weight of propane gas (C3H8) is 44.10 a.m.u. Thus CO2 diffuses_______ C3H8.
Slower Than
Faster Than
The Same As
Slower than
Rotational speed of an object around an axis is the numbers of turns of the object divided by time. <span />
As it stands now, that statement is false.
There are two ways to make the statement true:
#1). Exchange the places of the words "Opposite" and "like".
#2). Exchange the places of the words "repel" and "attract".
Either ONE of these changes will make the statement true.
Doing BOTH of these changes will leave it false.
B)natural selection
Darwin discovered this idea of natural selection while on a voyage to places such as the Galapagos Islands. Essentially, the idea is that certain animals developed traits that allowed them to survive better than others.
