How many atoms are present in 46gm of na?

How many liters of oxygen gas, at standard temperature and pressure, will react with 35.8 grams of iron metal? 4 fe (s) + 3 o₂ (g) → 2 fe₂o₃ (s)

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?

Type the letter that represents the correct location for each particle type below. the neutron is found at __ the electron is found at __ the proton is found at __