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 :

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

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