One that can be produced as fast as it is used - apex
A measure of the acidity of a solution
It is n=4 because Br is in the 4p valence shell.
the temperature, climate, season, rainfall, and the location of the region(basically, the sun's ray's extension).
The equation for the alpha decay of 239Pu is: 94239Pu --> 92235U + 24He
where 24He represents the alpha particle, which is a Helium nucleus.
A saturated solution
It Produces a hydroxide ion
its nucleus is unstable
The amount of heat required to raise the temperature of 1 g of a substance by 1°C.
The gas molecules interact with one another
gases in the atmosphere trap the suns warmth