Due today
where do the gems used in jewelry come from
a metallic ore
b metallic minerals
c nonmetallic silicate
d nonmetallic minerals

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Which formula can be used to calculate the molar mass of hydrogen peroxide

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