Answer:
the answer is A
Explanation:
physical changes does not change the property of matter.
Answer:
Explanation:
= Half-life of carbon = 5700 years
t = Time at which the remaining mass is to be found = 10400 years
= Initial mass of carbon = 11 g
Decay constant is given by

Amount of mass remaining is given by

The amount of the substance that remains after 10400 years is
.
The composition would be more "diluted" in a sense.
Answer: A, C, E
Explanation: PLATO. all testable questions.