Answer: A Chloride is attracted to the hydrogen atoms in a water molecule.
Explanation: Salt dissociates in water because Chlorine which is an anion gets attracted to the positively charged atoms of Hydrogen in water. This attraction causes Cl to bind with Hydrogen allowing Na to be left behind.
It's not boring that sound like a really good idea. I find it interesting you should do it !
B. sound waves, because sound waves go through our body every day and do not cause mutations
1 meter = 100 centimeters, so 2.8 meters is 280 centimeters.
I think the best example of rotational motion is :
The wheel spins as long as the hamster keeps running
Rotational motion refer to a rotation movement in which the main axis point stays the same
hope this helps