Respuesta :

Catalysts, such as the minerals deposited on hydrothermal vent walls, bring reactants together and increase the speed of the reactions without providing energy.

We can define catalysts as substances that increase the speed of a reaction. The catalysts themselves remain unchanged in a chemical reaction and work by lowering the temperature, pressure and energy levels.

Without a catalyst, a chemical reaction will take a long time to occur.

The rate of a reaction increases using a catalyst for the reaction. Some of the minerals that act as catalyst in hydrothermal vents are iron, nickel and sulfide minerals.

The oxides of most metals acts as catalysts. Inside the body of organisms, enzymes act as biological catalysts.

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