2Fe2O3+3C_4Fe+3 CO2 how many moles of Carbon are needed to produce 1.9 moles of iron (Fe)?​

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse

Which diagram represents the phase tha occurs after a solid melts?