1)Mass to Moles: Moles in 84.6 g of CO2 2)Particles to Moles: Moles for 3.72*1024 atoms of Fe

3)Gas Volume (at STP) to Moles: 18.6 L of O2 to moles

4)Moles to particles: Molecules in 0.64 moles of CH4

5)Moles to Gas Volume(at SPT): Volume of 2.6 mol of NO2

9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water

Asample of neon occupies a volume of 375 ml at stp. what will be the volume of neon if the pressure is reduced to 90.0 kpa? a. 422 ml b. 422 l c. 333 ml d. 333 l

Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity