Which of the following is NOT an optical disk used in computer system?
How many moles of helium are in 16 g of the element
24.09 × 1023
6.02 × 1023
1.505 × 1023
16 × 6.02 × 1023
How many moles of helium are in 16 g of the element
Megha Chandrashekar is a former Special Education Assistant who now spends her days running after her toddlers, all the while pursuing a freelance writing career