Answer:
A crystalline solid
Explanation:
Most solids form with a regular arrangement of their particles because the overall attractive interactions between particles are maximized, and the total intermolecular energy is minimized, when the particles pack in the most efficient manner. The regular arrangement at an atomic level is often reflected at a macroscopic level. Liquids dont use to have this kind of arrangements or shapes.
Answer= C) CN contains a covalent bond.
Answer:
D.
The concentration of reactants and the concentration of products are constant.
Explanation:
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B- Earth completes a full spin on its axis once every 24 hours.
Number 1 is Comets and asteroids
Number 2 is Comets are made of ice and rock
Number 3 is Meteor
