A crystalline substance that contains water molecules is a ___. <em><u>hydrate</u></em>
Answer:
A chair that for some reason won't move even after being pushed.
Explanation:
Newton's first law states that, if a body is at rest or moving at a constant speed in a straight line, it will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a force. This postulate is known as the law of inertia.
Hope this helps! Sorry if I'm wrong.
Complete Question
A 75 kg man and a 100. Kg woman are playing tug of war on a frictionless surface. The man accelerates toward the woman at 2.0 m/s2.How much force does she use to pull on the rope
Answer:
The value is 
Explanation:
From the question we are told that
The mass of the man is 
The mass of the woman is
The acceleration of the man is 
Generally the force which she used to pull the rope is mathematically represented as

=> 
=> 