Answer:
false
in chemical reaction element doesnot change into another
Explanation:
Answer:
yup that's how you make friends with people on brainly
answer is A
The kinetic theory is used to explain the behaviour of gases.
One of the assumptions states that "a gas is composed of a large number of identical molecules moving at different speeds".
Answer:
The 1st and 2nd ones on the top
Explanation:
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Answer: The closeness, arrangement and motion of the particles in a substance change when it changes state. Materials are a store of internal energy , due to the motion of particles and the chemical bonds between them. When a substance is heated, its internal energy increases: the movement of its particles increases.
Explanation:
