krystal12314 krystal12314

24-02-2021
Chemistry

contestada

If A is the symbol for an element, which of the following is an isotope of 15
7 A?

Is A correct ??

If A is the symbol for an element which of the following is an isotope of 15 7 A Is A correct class=

Respuesta :

kellyherren1978 kellyherren1978

02-03-2021

Answer: No It's B

Explanation:

13 = 7 so 15 = ? b because 7 + 8 = 15

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