stupidbrowngirl
stupidbrowngirl
19-01-2020
Chemistry
contestada
How do I do this send help
Respuesta :
Eduard22sly
Eduard22sly
20-01-2020
Answer:
a. 19 is the mass number
b. 6.02x10 ^23
Explanation:
Answer Link
lilyalexandryam
lilyalexandryam
20-01-2020
19 is your answer to the question... hope helped
Answer Link
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