Which equation represents a chemical equilibrium?

1) N2 (l) N2 (g)

2) 2NO2 (g) N2O4 (g)

3) CO2 (s) CO2 (g)

4) NH3 (l) <--NH3 (g)

What are some ways population size is limited within an ecosystem?

Is an Oreo Cookie blizzard a pure substance or a mixture. If a pure substance is it an element or a compound. If its a mixture state if it is a homogeneous or heterogenous?

How do you think the flooding likely affected the ecosystem?

Atoms of the same chemical element that have different atomic mass are known as?

What's the different between activity and concentration?

How the law of conservation of mass could be useful for investigating chemical changes

The law of definite composition states that every compound has a definite composition by mass. What does that mean?

Equilibrium is established in a reversible reaction when: a) the [product] = [reactants] b) rate of reaction of products = rate of reaction of reactants c) all the reactants dissolve or dissociate d) when product are no longer produced

Convert 12.0 kilograms into grams. Convert 4.3 meters into centimeters. Convert 900 milligrams into grams. Convert. 7 millimeters into centimeters.

When does carbon dioxide absorb the most heat energy