Which equation represents an equilibrium system?

c o 2, solid, in equilibrium with c o 2, gas.

2 s o 2, gas, plus o 2, gas, in equilibrium with 2 s o 3, gas.

ag+(aq) + cl–(aq) → agcl(s)

2mg(s) + o2(g) → 2mgo(s)

b) 10 minutes

girls stopped for 10 minutes.

a coal burning power plant

answer:   you might love summer weather, but you don’t want it to feel like the sun is inside your car. but a hot car that just won’t seem to cool down might be a bigger of a problem than you think. your car relies on being at the right temperature.

explanation:

less than one you can't create energy