Use the balanced equation below to answer the question that follows 6 CO2 + 6 H20 -> C6H12O6 +6O2
How many moles of water are needed to produce 4 moles of C6H12O6?
a. 4
b. 6
c. 10
d. 24

i think it is d. e because the next one is igneous.

alchemy hadn't scientific methods of study, appeal to mysticism and fantasy, the knowledge of chemistry and physics were modest at that time.

alchemy was - but as new rules were discovered it either changed into chemistry or it became "unscientific".