What is the mole ratio of nitrogen (N2) to ammonia (NH3)? N2 + 3 H2 → 2 NH3

a.2:3
b3:1
c.3:2
d.1:3

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.

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

When a device is used in a circuit in which the voltage is 81 v the current flowing through the device is 3 a what is the resistance of the device