Answer:
Robert Koch
Explanation:
He became famous for discovering the tuberculosis bacillus, presenting his findings in March 1882, as well as cholera bacillus for the development of koch postulates..
The oxygen molecules are less pressurized causing more empty space between them in the air we breathe.
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Answer:0.5 g/cm
Explanation:
calculate the density : we'll use the formula below
density = volume over mass
Usually, density will have units of
g
m
L
when dealing with a liquid or units of
Usually, density will have units of
g
m
L
when dealing with a liquid or units of
g
c
m
3
when dealing with a solid.
The mass has units of grams,
g
.
The volume can have units of
m
L
or
c
m
3
We are given the mass and the volume, both of which have good units. All we have to do is plug the given values into the equation:
D
e
n
s
i
t
y
=
5
g
10
c
m
3
Thus, the substance has a density of
0.5
g
c
m
3
.
Anaxyrus, woodhousii. From what I remember
