Predicting Products

Front

What are the products of the combustion reaction: C2H4 + 2 O2 → ?

Back

CO2 + H2O

Front

If an element is diatomic, it should have a subscript of ___ when it is by itself.

Back

2

Front

Which box has a higher density? Box A or Box B?

Back

Box A

Front

What is the generic formula for a single replacement reaction? [A is a metal]

Back

A + BC → AC + B

Front

The density of a material is 2 g/cm³. The volume is 24 cm³. What is the mass?

Back

48 grams

Front

Define combustion reaction.

Back

A chemical reaction that occurs when a substance reacts with oxygen, producing heat and light.

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed.

Front

What is a diatomic molecule?

Back

A molecule that consists of two atoms, which can be of the same or different elements.

Front

What is the formula for calculating density?

Back

Density = Mass/Volume

Front

What is a single replacement reaction?

Back

A reaction where one element replaces another in a compound.