On a night when the moon rises at 9 pm, what is its phase?

The 10-kg double wheel with radius of gyration of 125mm about o is connected to the spring of stiffness k = 600 n/m by a cord which is wrapped securely around the inner hub. if the wheel is released from rest on the incline with the spring stretched 225 mm, calculate the maximum velocity v of its center o during the ensuing motion. the wheel rolls without slipping

This is the substance(s) formed in a chemical reaction.

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?