CH,(g) + 20,(g) - CO2(g) + 2H20() + S90.4 kJ
What is the type of reaction that is occurring?

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.

How do scientists think that gravity affected the formation of our solar system?

Can someone me with 1 to 4 plz. fast