How many grams are in 4.5 mol of CO₂?

How are elements arranged in a periodic table

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

Find the mass, in grams, of 5.00*10^23 molecules of f2