12.How many moles are in 8.11 X 10 20 atoms of CH4?

City a and city b had two different temperatures on a particular day. on that day, four times the temperature of city a was 8â° c more than 3 times the temperature of city b. the temperature of city a minus twice the temperature of city b was â’3â° c. what was the temperature of city a and city b on that day? city a was 5â° c, and city b was 4â° c. city a was 3â° c, and city b was â’1â° c. city a was 8â° c, and city b was â’3â° c. city a was 5â° c, and city b was â’5â° c.

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

One does not belong why? ice, gold ,wood ,diamond and table salt