The Atomic Mass 19 is for fluorine, the ist member of halogens it exists as F2,a diatomic gas.
Fluorine is a non metal element. Mass number of it is 19.
Fluorine is a non metal element. Mass number of it is 19.
Fluorine is a gas with a mass number 19.
Hydrogen is a gas. Mass number of it is 2.
Yes, "nineteen" is a noun. It is a cardinal number that represents the quantity of 19.
The element with a mass number of 19 could be fluorine, which is a halogen and a gas, but not a noble gas.
Divide the number by nineteen. If the answer is a whole number, then the number is divisible.
The number nineteen in German is said as neunzehn.
Number Nineteen was created on 1971-05-30.
Oxygen is a non metal element. Mass number of it is 16.
Nineteenth is the correct spelling.
Fluorine is a non metal element. Atomic mass number of it is 19.