Answer: n the laboratory, the life time of a particle moving with speed 2.8 x 10^10 cm\s is found to be 2.5 x 10^-7. Calculate the proper life of the ...
Explanation:
You may look at what group they are in
Group
1A=Group 1
2A = Group 2
3A = Group 13
4A= Group 14
5A=Group 15
6A=Group 16
7A=Group 17
The #A tells you how many valence electrons there are by the # before A. Such as Chlorine, which is in 7A, so therefore has 7 valence electrons.
Answer:
The answer is A
Explanation:
Lightning is formed by electrons in the air
Answer:
d
Explanation:
because is a reducing agent, O 2 is an oxidizing agent.
The answer is c. if itis heavier, u have to push hardier or it to move the same distance. make sense??
