This statment is false, the pen on a seismograph does not swing freely.
In all atoms, the number of protons and the number of electrons is always the same. The number of neutrons is very roughly the same as the number of protons, but sometimes it's rather more. The number of protons in an atom is called the atomic number and it tells you what type of atom you have.
Answer:
1026
Explanation:
Pressure
1.35
Standard atmosphere
=
1026
Millimetre of mercury
Formula
multiply the pressure value by 760
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