Measurement
What is the volume of a rectangular solid that is 3 cm x 6 cm x 2 cm?
36 cm3
objects or substances that float in water or other fluids
buoyant
What is the mass of a paper clip?
1 g
Standard international unit of measure for temperature
Kelvin
What is the formula for density?
D=m/v
how much matter a substance contains
mass
substance that is being changed in a chemical reaction
reactant
What unit measures volume of a liquid?
mL, L
What is average Celsius room temperature?
20 C
What substance has a density of 1?
water
how much space matter takes up
volume
new substance formed by a chemical reaction
product
What unit measures the volume of a solid?
m3 or cm3
What is the pH of pure water?
7
What are the 4 indicators of chemical change?
Change of color, change in odor, production of gas, and change in temperature
What tool is used to measure the mass of matter?
balance
chemical reaction that absorbs energy from the surroundings
endothermic
What is the mass of 1 mL of water?
1 g
Is liquid soap an acid or base?
base
What is an example of an endothermic reaction?
baking a cake
photosynthesis
baking soda and vinegar
Is cola an acid or base?
acid
chemical reaction that gives off energy to the surroundings in the form of heat, light, sound, motion, or electricity
exothermic
A solid with a volume of 1 cubic centimeter is equal to what volume of water?
1 mL
Is vinegar an acid or base?
acid
What is an example of exothermic reaction?
burning a candle
fireworks exploding
hydrogen peroxide and yeast