Calculate the mass number of an atom with 8 protons, 12 neutrons and 10 electrons
1 answer:
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Answer:
a.
b. = 40 km/ million years
Explanation:
The computation is shown below;
According to the question, Data provided in the question
Average speed = 4.0 cm / per year
Distance move in 1 second at this speed
Based on the above information
a. For distance move in 1 second is
As we know that
b. For speed per kilometer per million years is
= 40 km/ million years