3) The head of a pin is 1.5 × 10-3 m in diameter. If 1.136 × 107 atoms of oxygen can fit across the head of a pin, what is the atomic radius of oxygen?

A. 7.57 × 10-10 m
B. 1.32 × 10-10 m
C. 1.70 × 10-4 m
D. 6.6 × 10-11 m

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together