A freezer has a coefficient of performance 2.40, the freezer is to convert 1.80kg of water at 25°c to 1.8 of ice -5°c in one hour. What amount of heat must be removed from the water at 25°c to convert it to ice at -5°c?. How much electrical energy is consumed by the freezer during this hour ?. How much wasted heat is delivered to the room in which the freezer sits?

What three natural resources are found in the great lakes region

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons