eslic980 eslic980
  • 16-12-2020
  • Chemistry
contestada

help help help plsss

help help help plsss class=

Respuesta :

arslanamir186
arslanamir186 arslanamir186
  • 16-12-2020

Answer:

4.58×10^3

3.72×10^7

Explanation:

3.8×10^2 =380

+ 4.2×10^3=4200

= 4580 = 4.58×10^3

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