Show:
chemical reactions
kinetic/potential energy
endo vs exo
(thermic)
density
d/v/m problems
100

The process by which atoms are rearranged to form new substances

What is chemical reaction

100
Does a car battery store kinetic energy?
What is no?
100

(of a reaction or process) accompanied by the release of heat.

What is exothermic

100

What is Mass/volume?

Density formula

100

Find density if the mass is 4.67g and the volume is 32.8mL

.14g/mL

200

What are the atoms on the right side of a chemical reaction called? 

Products

200
The higher up an object is, the higher its _________.
What is potential energy?
200

(of a reaction or process) accompanied by or requiring the absorption of heat

What is endothermic

200

Mass / Density is the formula for ?

Volume

200

Find the Mass if density is 1.74g/mL and the volume is 63mL.

109.62g

300

2Mg + O2 is this in the equation 

2Mg + O2 -> 2MgO

What are the reactants

300
True or false: a ball on the ground has more potential energy than a ball on a hill.
What is false?
300

When we mixed Calcium Chloride into a beaker of water, what type of reaction was this?

Exothermic

300

Density X volume is the the formula for?

Mass

300

Find the volume if the mass is 41g and the density is 3.2g/mL

12.8mL

400
What is the law of conservation of mass?

Matter cannot be created nor destroyed.

400
Define kinetic energy.
What is the energy of motion?
400

When we poured vinegar into a graduated cylinder and the balloon filled up accompanied by a cooling, which reaction was this? 

What is endothermic?

400

What is the definition of Mass?

The measurement of the amount of matter in an object.

400

an object with a density of .92 will do what in water?

What is float?

500

Name three signs of a chemical reaction

What is color change, temperature change, gas, bubbles, light, fire, etc...

500
Define potential energy.
What is the energy of an object due to its position?
500

Fireworks are what type of reaction?

Exo!

500

What is the density of water? 

1g/mL

500

what do the following letters stand for? (hint, not milliliter or grams) THINK units*

mL=    g=       g/mL=

mL= Volume

g= mass

g/mL= density