<span>The correct answer is option C i.e. chemical change. When bonds between atoms are broken or new bonds are formed, the outcome is the change in chemical structure or some other type of chemical changes take place.</span>
It means that you note down the observation at time t = t1 of some experiment which you are performing.
Answer:
There are 4 forces because a parallelogram has 4 sides.
It is a quadilateral. Let me know if I am right or not.
I think I remember hold on let me see if I can solve it
Answer:
22600 cm³ (3 s.f.)
Explanation:
Please see the attached picture for the full solution.