A 155 gram sample of copper was heated to 150.0ºC then placed into 250 gram of water at 19.8ºC. (The specific heat of copper is 0.385J/gºC.) Calculate the final temperature of the mixture. (assume no heat loss to the surroundings)

Which process changes substances into new substances with new properties? Chemical Change Compressibility Malleability Physical Change

Tech A says a camshaft position sensor must be positioned correctly to accurately signal the position of the camshaft to the powertrain control module in the ignition module.

What is a scavenger give some examples

An object with total mass mtotal = 15.8 kg is sitting at rest when it explodes into three pieces. One piece with mass m1 = 4.5 kg moves up and to the left at an angle of θ1 = 18° above the - x axis with a speed of v1 = 27.5 m/s.

A closed system consisting of 2 lb of a gas undergoes a process during which the relation between pressure and volume is pVn = constant. The process begins with p1 = 15 lbf/in. 2, ν1 = 1.25 ft3/lb and ends with p2 = 60 lbf/in. 2, ν2 = 0.5 ft3/lb.

A Blu-ray disc is approximately 11 centimeters in diameter. The drive motor of a Blu-ray player is able to rotate up to 10,000 revolutions per minute. (a) Find the maximum angular speed (in radians per second) of a Blu-ray disc as it rotates

A body has translatory motion if it moves along a

What is Nothing. (sorry i have been wondering this for a very long time)

What is the weight of a 15kg dog on earth?

Identify the scenario below as to whether they increase, decrease, or not change the frequency in which a string vibrates and thus change its pitch. Assume that no other changes are happening. 1. Tightening a string for greater tension 2.