What is the scientific name for baking soda?
Sodium bicarbonate
Which two substances combined make the bubbles in a bath bomb? (best bubbles!)
Citric acid & baking soda
What is the scientific name for Epsom salts?
Magnesium sulfate
What is the ideal pH for skincare products? (closest to our own skin pH)
5.5
When you mix vinegar with baking soda, what is the gas produced?
Carbon dioxide
What characteristic property describes how many particles are packed into a substance?
Density
What does the density of a substance have to be for it to float on water?
<0 (less than zero)
Which substance is more dense, copper or brass?
Copper
Materials composed of the same type of particles throughout are known as:
Substances
What flammable gas is produced when you add zinc to hydrochloric acid?
Hydrogen
What is the unit of measurement for the density of solid objects?
g/cm3
What unit of measurement is used for the volume of a liquid?
mL (mililiters)
What equipment is used to measure mass in grams?
Balance
Which liquid has larger particles, water or alcohol?
Alcohol
Which liquid has a higher density, water or alcohol?
Water
Which substance has a higher melting point, salt or sugar?
Salt
