Question

How many moles are there in each of 280g of silion​

Answer 1

10 moles

Step-by-step explanation:

of moles = given mass /atomic mass = 280 g /28 g = 10 moles of Si atoms in 280g sample

Answer 2

10 moles

Step-by-step explanation:

of moles = given mass /atomic mass = 280 g /28 g = 10 moles of Si atoms in 280g sample.