What is the density of Hg?
Mercury has a density of 13.5 g/mL, which is about 13.5 times denser than water (1.0 g/mL), so a small amount of mercury like this feels unexpectedly heavy.
What is Hg 80?
| references. Mercury is a chemical element with the symbol Hg and atomic number 80.
What is the atomic weight of Hg?
200.59 uMercury / Atomic mass
Which element has the atomic number 80?
Chemistry World’s Fred Campbell on the uses and abuses of element number 80, Quick silver, otherwise known as mercury.
How is mmHg calculated?
As discussed earlier we know that one millimetre of mercury is the pressure exerted by a 1mm vertical column of mercury at 0 degree Celsius. And we also know that one mmHg is also equal to 1 torr, which is 1 / 760 of atmospheric pressure (atm) that is 1 atm = 760 mmHg.
What is quicksilver used for?
Through the centuries–from ancient times to the present day–the metal in its various forms, also known under the name “quicksilver”, accompanied the man and was used for diversified purposes. Today, mercury is employed in manufacturing thermometers, barometers, vacuum pumps and explosives.
Does mercury have 80 protons?
Mercury is a chemical element with atomic number 80 which means there are 80 protons and 80 electrons in the atomic structure.
What is Hg science?
mercury (Hg), also called quicksilver, chemical element, liquid metal of Group 12 (IIb, or zinc group) of the periodic table.
Where can you find mercury Hg?
Mercury is a naturally-occurring chemical element found in rock in the earth’s crust, including in deposits of coal. On the periodic table, it has the symbol “Hg” and its atomic number is 80.
What is mmHg full form?
mmHg. abbreviation for. millimetre(s) of mercury (a unit of pressure equal to the pressure that can support a column of mercury 1 millimetre high)