How many moles of carbon dioxide is produced when 10.4 mol of propane gas is burned in excess oxygen?
a. 0.288 mol
b. 3.46 mol
c. 31.2 mol
d. 52.0 mol
just the letter

lol for the pointsss

the density of gold = 19.3 g/cm3

the relation between density and mass and volume is

density = mass / volume

given :

mass of gold = 13 g

density = 13g / volume = 19.3

volume = 13 /19.3 = 0.67 cm^3

thus volume of gold nugget = 0.67 cm^3