Answer: Nitrogen
Explanation: Nitrogen has an atomic number of 7 and an atomic mass of about 14 u
Answer:
cu2 is 5he correct answer
Answer: 2.8
Explanation: just took the quiz
D. The mixing of warm and cold water
Explanation:
50,662.5 kPa
1 significant figure, because there is no decimal after the zero the zero doesn't count.
