When 108 grams of water at a temperature of 22.5c is mixed with 65.1 grams of water at an unknown temperature, the final temperature of the resulting mixture is 47.9c. what was the temperature of the other sample of water?

An object is dropped from a tower, 400 ft above the ground. the object's height above ground t seconds after the fall is s(t)equals400 minus 16 t squared. determine the velocity and acceleration of the object the moment it reaches the ground. the velocity of the object the moment it reaches the ground is nothing ft/s.

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?

Apulley with mass mp and a radius rp is attached to the ceiling, in a gravity field of 9.81 m/s2 and rotates with no friction about its pivot.