47. a student constructs a model for comparing
the masses of subatomic particles. the
student selects a small, metal sphere with
a mass of 1 gram to represent an electron.
a sphere with which mass would be most
appropriate to represent a proton?
(1)1g (3) 20008
(4) 2000 g 47
09

In saturated organic compounds, all the bonds between carbon atoms are called?

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature

Find the missing probability in the table below a.0.10 b.40 c.0.80 d. 0.20