5. Which happens when a reversible reaction reaches a state of chemical equilibrium?
The system runs out of reactant particles.
The activation-energy barrier is eliminated.
The concentrations of reactants and products are equal.
The rates of forward and reverse reactions are equal.

City a and city b had two different temperatures on a particular day. on that day, four times the temperature of city a was 8â° c more than 3 times the temperature of city b. the temperature of city a minus twice the temperature of city b was â’3â° c. what was the temperature of city a and city b on that day? city a was 5â° c, and city b was 4â° c. city a was 3â° c, and city b was â’1â° c. city a was 8â° c, and city b was â’3â° c. city a was 5â° c, and city b was â’5â° c.

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

Ill give u brainliest pls how is mass of carbon conserved during cellular respiration