a piece of metal with a mass of 22 g at 92 °c is placed in a container containing 70.3 g of water at 21 °c. the final temperature of the mixture is 25.4 °c. what is the specific heat capacity of the metal? assume that there is no energy lost to the surroundings.

Four objects are being tested to see how they are affected by fluid friction. object w has a surface area of 4.5 cm2, object x has a surface area of 2.5 cm2, object y has a surface area of 6.2 cm2, and object z has a surface area of 3 cm2. which object would experience the most fluid friction?

Aforce of 34n stretches a very light ideal spring 0.73 m from equilibrium, what is the force constant (spring constant) of the spring? (a) 47n/m (b) 38n/m (c) 53n/m (d) 25n/m

Determine el momento angular de un rueda de 3000g moviendose a 10m/s con un radio de giro de 400cm