0
What else can I help you with?
What are at least this many minerals known to man?
2000
A is a pure substance that contains two or more electrons?
An element is a pure substance that contains two or more electrons. There are many different elements known to man.
Which element in the periodic table can be the lowest temperature reached on Earth?
Liquid hydrogen is the coldest substance known to man, minus 400 degrees
Is ecstasy man made or a natural substance?
Safrole, a colorless or slightly black oil, extracted from the root-bark or the fruit of sassafras plants is the primary precursor for all manufacture of MDMA (ecstasy).
Is a beer mug a natural substance or man-made?
It is a man-made material.
Hardest substance known to man?
Diamond
What is the finest substance known to man?
Talcum powder
What is the 2nd hardest substance known to man?
Diamond 10
What are at least this many minerals known to man?
2000
Is boron nitride the second hardest substance after diamond known to man?
YeS...
Are diamonds the hardest substance known to man?
Diamonds are the HARDEST natural material. Mankind has created harder artificial materials.
What is a Teflon is a man made substance?
Yes, Teflon is a man-made synthetic substance. It is a type of polymer known for its non-stick properties and is commonly used in kitchen cookware and as a coating for fabrics.
A is a pure substance that contains two or more electrons?
An element is a pure substance that contains two or more electrons. There are many different elements known to man.
Why are astronauts helmets made of gold?
Because gold is one of the least reactive substances know to man. It also looks good, bling bling sort of thing. www.lifetbh.worspress.com
What is the the hardest substance known?
The hardest substance on earth are things called Carbon Nanotubes. It's quite some times harder than diamond earning it well above a 10 on the Mohs Scale. This object is synthetic, being made by man. However, there is another substance called Rhenium diboride that is also harder than diamond; another from of a nanotube.
What are the least common elements on the periodic table?
the ones at the very bottom two rows (langthanides and actinides), which are separated from the rest of the table. Some of these are "man made" so to speak, and others are known to exist in theory, but have not been discovered. They are very reactive, often radioactive and do not usually exist as pure substances in the environment.
Why is diamond the strogest substance known to man?
diamond is the strongest substance because,it is of many carbon atoms that are bonded tight together.Since there are a lot of bonds,diamondsare very hard to break apart.
