A student weighed out a piece of 0.356 g of al metal. What is the percent yield of their reaction if 4.741 g of alum were obtained?

How many molecules are in 6.0 moles of methane

What is the importance of interlocking the fingers and rubbing while washing hands? the palms are the dirtiest parts of the hands. the spaces between the fingers get washed. the backs of the hands get washed. the fingernails are the dirtiest parts of the hands

The molar mass of nickel(ni) is 58.7 g/mol. how many moles are in an 88 gram sample of nickel?