Calculate number of moles for 12.04 5 into 10 raised to 23 number of Helium atom
Answer»
Hi let's TAKE1 mol as 6.02 * 10^23. so, 12.04*10^23 is approx two mol. 1 mol of helium= 4g. therefore 2 mol of helium is 8g we have two mol of helium which is 8g. bye