3. A hydrocarbon has the molar mass 26.038 g/mol. What is a possible formula? Circle one. Η.
H
H
H
H Н
H
H Н
C_CH
H-C=C-H
H н
H
H
HH
Alkane
Alkene
Alkyne
Benzene

lab safety rules

explanation:

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"the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface"