Observing the mass of the products and reactants in a reaction, you would notice that...

To follow the Law of Conservation of Energy, a reaction...

During an exothermic reaction, the energy given off...

When energy is needed to break the original bonds, a(n) _________________ reaction has occured.

When molecules are moving from a more condensed to a less condensed state of matter, _________________ occurs.

Changing from a less condensed state of matter, to a more condensed stat of matter is an example of:

In which state of matter are particles vibrating and moving at higher speeds?

The process of converting a gas to a liquid is called ______________.

The states of matter from least condense, to most condense are:

When a reaction occurs, the thermometer in the container records a decrease in temperature, because...

A solid is ______________ condensed than a liquid.

All of the following are examples of exothermic reactions, except:

When a physical or chemical changes takes place, where heat energy is taken in, it is a(n) ________________________ process.

When a ________________ change occurs, new compounds are formed.

When the properties of matter do not change the identity of the substance, a(n) _______________ process has occured.

These are all examples of phase changes, except ___________.

All of these are examples of chemical changes, where bonds are breaking and forming, except...

Which one is an example of a physical change?

What phase of matter has no fixed volume and no fixed shape, and is the only one that can be condensed?

During a chemical reaction, energy is ...

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