It is because aluminum cannot be recycled once corroded or used in reactions
Answer:
C. matter
Explanation:
When hydrogen atoms collide at very high speeds, the natural electrostatic repulsion that exists between the positive charges of their nuclei is overcome and the atoms fuse, this fusion of light hydrogen atoms produces a heavier element, helium.
<em>In short, nuclear fusion is a process by which nuclear reactions between light elements form heavier elements (up to iron), therefore fusion produces new types of matter. </em>
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Answer:
10^9 nanometers = 1 m
670 nanometers = 670/10^9
= 6.7 × 10^-7m
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Answer:

Explanation:
From the question we are told that:
Mass 
Charge 
Generally the equation for Total number of Atoms in Penny is mathematically given by



Since Number of electrons in a penny is



Therefore
The percentage of the atoms are ionized by this charging process is given as


