Describe what happens to an ice cube and some water at 0C if you increase the rate of water formation?
A) The ice cube melts.
B) Nothing, ice and water at 0C is stable indefinitely.
C) The ice cube increases in size.
D) The rate of ice formation also increases.
E) none of the above
Question 2
Boron has primarily two isotopes, one with an atomic mass of 11.0 amu and another with an atomic mass of 10.0 amu.
If the abundance of the boron atom with a mass of 11.0 amu is 18.9 percent and the abundance of the other isotope is 81.1 percent, what would be the average mass of the boron atom?
A) 10.2 amu
B) 11.0 amu
C) 10.0 amu
D) 10.8 amu
E) not enough information given
Some amazing roles of water in biology
Cade and colleagues discovered a way to improve athletic performance and prevent salt and water imba
Atmospheric pressure decreases with increase in altitude.
Advection of an air mass with a different ELR (environmental lapse rate).
Running Water
A melting profile shows the increase in UV absorption versus temperature