How much heat is absorbed by 60 kg of copper (c=385 J/kg K) when it is heated from 10C to 60 C?

Calculate the amount of heat needed using the equation Q = m c ΔT.

Why might there be a slight downslope in in the total energy instead of a flat constant?

Classify the objects as being magnetic or nonmagnetic. wooden table steel tank glass marbles iron ball nickel hinge silver medal

If 4,800 cm2 of material is available to make a box with a square base and an open top, find the largest possible volume of the box. Step 1 Let b be the length of the base and h the height. Then we must maximize the volume of the box, V

What happens when magnesium reacts with fluorine

Currently, new regulations control the use of pesticides and chemical fertilizers to reduce what? A. Water contamination B. Insect population C. Crop sizes D. Illness

Which of the following is true for a system consisting of a mass oscillating on the end of an ideal spring? A. The kinetic and potential energies are equal at all times. B. The kinetic and potential energies are both constant. C.

A 5.5 kg box is pushed across the lunch table. The acceleration of the box is 4.2 m/s2. What was the net force applied to the box? A) 1.3 N B) 1.31 N C) 9.7 N D) 23.1 N

What is the relationship between the mass and period in a mass hanging on spring oscillation and why?

Saturn's moon Titan has a mass of 1.35 * 1023 kg. If Titan is 1.19 * 106 km from Saturn, and Saturn's mass is 5.86 * 1026 kg, what is the gravitational force between Saturn and its moon? 2.76 * 104 N 3.29 * 107 N 3.73 * 1021 N 4.43 * 1030 N

What has occured when bubbles form in a liquid that is being heated