Vocabulary
A fundamental unit in chemistry used to measure the amount of substance.
Mole
What is the unit or symbol used for Mole?
mol
This Greek symbol (Σ) is called?
Sigma
The number 602,000,000,000,000,000,000,000 is named?
6 sextillion
A term which refers to the number of particles found in one mole of a substance.
Avogadro's Number
Give the value of Avogadro's Number.
6.02x10^23
It is the sum of the total mass in grams of the atoms present in a compound/substance to make up a molecule per mole.
Molar Mass
If I have 1 mole of Nitrogen, how many atoms does it have?
6.02x10^23 atoms
The word mole is of Latin origin which means?
Massive Heap/Heap/Pile
The word “mole” was introduced around the year 1896 by the German chemist _______.
Wilhelm Ostwald
The Atoms unit is being used to what type of substance?
Elements
The quantitative term 'gross' refers to how many objects or items?
144
A ream of paper contains how many pieces of paper?
500
Which of the two has a greater number of molecules? 1 mole of CO2 or 1 mole of Silver (Ag).
They are equal, since 1 mole of any element/substance/compound is equals to 6.02x10^23.
The Molecules unit is being used when we are referring to the particles of _____.
Compounds
The French physicist/scientist who introduced or named the Avogadro's number after Amedeo Avogadro.
Jean Baptiste Ferrin
Give the formula in finding for the number of molecules of a substance.
Number of molecules = number of moles x Avogadro's number/1 mole
Pieces of matter are quantified in 2 ways. What are those?
Mass and Counting
The National Mole Day is being celebrated in what Month and day?
October 23rd
The two persons who introduced the modern system of Scientific notation.