hannahsmithh713
hannahsmithh713 hannahsmithh713
  • 15-05-2020
  • Health
contestada

A sunscreen with a SPF of 30, when applied properly, protects against approximately _________________ of the sun's UVB rays.

A.30%
B.70%
C.97%
D.50%​

Respuesta :

bugz15
bugz15 bugz15
  • 15-05-2020
A. 30% because SPF mean sun protection factor
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jeluna0391 jeluna0391
  • 15-05-2020
the answer to this is A
Answer Link

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