DOES ANYBODY KNOW IF THIS IS CORRECT??

If the particles in a sample of matter have an orderly arrangement and move only in place, the sample is a

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.

If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form