! Which of the following equalities is correct? a.
100 cg - 10g
b.
10 kg 1 g
1000 mm 100 m
CL
1 cm 1 mL
PLEASE HELP

i believe it is-

d.) gravity pulled particles of dust and gas together to form planets.

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.

> b takes place in the gas phase in an isothermal tubular reactor. the feed is one mole of a per one mole of c, an inert. the entering temperature and pressure are 427°c and 10 atm, respectively. the gas constant r = 0.08206 atm · l/mol · k.

you need to stop taking that class