Answer:
the properties of catalyst are
it remains unchanged after chemical reactions
it accelerate or deaccelerate the reaction without taking part in it
Explanation:
they are used to convert raw materials into useful one
catalyst are integral in making plastics
Answer: Physical property
Explanation: length and dimensions are under physical properties of matter.
Answer:
convection
Explanation:
as air is heated, it rises up and away from the heat source, cools then falls closer to the heat source over and over again.
Answer:
an emotional appeal to emphasize the United States' commitment to justice
Explanation:
