luisgonz5050
05.03.2021 •
Chemistry
An atom has 86 electrons, 82 protons, and 79 neutrons.
What is the atomic number?
What is the mass number?
What is the charge?
What element is it?
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Ответ:
Ответ:
Adam
Step-by-step explanation:
You just have to divide feet/second
Adam: 15 feet per second
15/1=15
Noah runs 599 feet in 40 seconds
599/40=14.9
Jake runs 1 mile in 384 seconds
1 mile=5280 feet
5280/384=13.8
liz runs 667 feet in 1 minute
1 minute=60 seconds
667/60=11.1