In nitrogen-14, there are 7 protons, 7 neutrons, and 7 electrons. The protons and neutrons are in the nucleus, and the electrons are in the electron shells. The atomic number is the number of protons, the mass number is the number of protons AND neutrons, and the atomic mass is the average of the masses of all isotopes.
This all depends on lots of independent variables such as force used to roll the ball, wind resistance, etc. With no variables included, they would both move at the same velocity.
Answer:
democritus is the first person
Answer:
The birth rate and death rate are equal to each other because the population is staying the same.
Explanation:
Answer:
113.80 mL
Explanation:
Given that:
Volume 
Temperature 
Pressure 
At standard temperature and pressure;
Temperature 
Pressure
= 760 mmHg
Using the formula for a combined gas law:
