Brainliesttt asap! me : ) who can read an article and answer some questions about it? ? only answer if you can.. : )

If the ball mass is 1 kg rather than 0.25, how much does the amount of tensile strength in the rope become when the ball is at the highest point on the circle?

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

Explain that newton first law, second law and third law of motion? ​