How many moles are in 32g of O2?

Explanation:

And we know that When the given mass is divided by the molar mass of the gas. We will get the number of moles present in that gas so here it is =1. we get the answer as 1. So the number of moles present in 32 gram of oxygen is 1.

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.