Element of Supplies
Second element on the periodic table of elements
H2O
Water or dihydrogen monoxide
Letter variable for moles
Two things you should wear in the lab
What is a lab coat, safety goggles, close-toed shoes, floor length pants, tied-up hair?
This scientist's name is used when defining how many atoms are in a mole.
Who is Amadeo Avogadro?
Row on the periodic table of elements.
What is a Period.
CO2
What is carbon dioxide?
Formula for calculating number of moles of a substance
n = m/M
Technique for smelling chemicals (Also provide a demonstration)
What is wafting?
Invented pasteurization and is widely considered the father of chemistry.
Who is Antoine Lavoisier?
17th group of elements.
What are halogens?
MgF2
How many moles of oxygen gas is produced if 2 moles of water is broken down into its elements?
One mole of oxygen gas
Length of time for drenching eyes at an eyewash station.
15mins minimum
Formulated the first version of the periodic table of elements.
Who is Dmitri Mendeleev?
P2Cl4
What is diphosphorus tetrachloride?
Number of atoms in a mole
6.022x1023 or 602 sextillion atoms
Two chemicals you should never mix together.
Any reactive chemicals or chemicals that produce toxic byproducts.
Won the Nobel prize in 1911 in chemistry for discovering the elements polonium and radium, making her the first woman to in a Nobel prize.
Who is Marie Curie?
How to calculate the average number of neutrons in the nucleus of a particular element.
Subtract the atomic mass from the molar mass.
MnO2
What is manganese(IV) oxide
How many moles of oxygen gas is required to burn completely burn 2 moles of butane (C4H10)?
13 moles of oxygen gas
The process by which chemicals are separated by their boiling points.
What is distillation?
Defined a law that describes an inversely proportional relationship between the pressure and volume of a gas.
Who is Robert Boyle?