Question: What is the coefficient of kinetic friction between a 4.5 kg blockand the horizontal surface on which it rests if an 85 N/m springmust be stretched by 2.1 cm to pull the block with constant speed. Assume the spring pulls in a direction 13 degrees above thehorizontal. The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.