Nuclear reactions always involve lots of energy.
True
False
Question 13
If a balloon is taken outside on a very cold day, what will occur?
a
Gas will flow into the balloon.
b
The volume of the balloon will decrease.
c
The volume of the balloon will increase.
d
The pressure inside the balloon will increase.
Question 14
Why does the chloride ion have a -1 charge?
a
Chlorine atoms have no electrons.
b
Chlorine atoms lose an electron.
c
Chlorine atoms gain an electron.
d
Chlorine atoms share electrons.
1 answer
Question 12: Nuclear reactions always involve lots of energy.
Answer: True
Question 13: If a balloon is taken outside on a very cold day, what will occur?
Answer: b. The volume of the balloon will decrease.
Question 14: Why does the chloride ion have a -1 charge?
Answer: c. Chlorine atoms gain an electron.
