The Dreaded Slime
What are TWO main ingredients in Slime?
GLUE and CONTACT LENS SOLUTION
What does the chemical symbol "O" stand for?
OXYGEN
The smallest particle of an element (for example, Hydrogen)
ATOM
This type of reaction causes a rise in temperature (endothermic or exothermic?)
EXOTHERMIC
How many different recipes did we use to make bath bombs?
2
Is Slime considered a "new substance" that is formed from a chemical reaction?
YES!
What does the chemical symbol "H" stand for?
HYDROGEN
Atoms are made up of sub-atomic particles including protons, neutrons and ___________________
ELECTRONS
This type of reaction causes a drop in temperature (exothermic or endothermic?)
ENDOTHERMIC
What type of acid did we use to make bath bombs?
CITRIC ACID
Boric Acid (from saline solution) can also be written like this: H₃BO₃ What is this combination of Letters and numbers called in chemistry?
CHEMICAL FORMULA
What does the chemical symbol "C" stand for?
CARBON
When atoms come together they form _____________
MOLECULES
The prefix ‘exo’ comes from the Greek word meaning? (inside or outside?)
OUTSIDE
What is one variable we changed when tested bath bombs in water?
WATER TEMPERATURE
What does the "H" stand for in H₃BO₃?
HYDROGEN
What does the chemical symbol "B" stand for?
BORON
The small number after a chemical symbol tells us what information? (For example, the "3" after the H in H₃BO₃)
NUMBER OF ATOMS OF THAT ELEMENT
The prefix ‘endo’ comes from the Greek word meaning (inside or outside)
INSIDE
What main difference was there between the two recipes when we tested them in water?
LENGTH OF DISSOLVING TIME
What is another word for a "property" of a substance?
QUALITY, FEATURE (ie texture, color, flexibility)
What does the chemical symbol "Na" stand for?
SODIUM
How many molecules of carbon dioxide are there? 4CO2
4
The suffix ‘thermic’ comes from the Greek word meaning? (cold or heat?)
HEAT
What ingredient makes the bath bomb water feel soft after they dissolve?
VEGETABLE OIL