Look at the equation below.
o2 + cs2 → co2 + so2
which of the following shows the equation balanced?
a. 3 o2 + cs2 → co2 + 2 so2
b. 3 o2 + cs2 → 2 co2 + so2
c. o2 + cs2 → co2 + so2
d. 4 o2 + 4 cs2 → 4 co2 + 4 so2

In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?

Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world

How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it