You need to thaw the frozen chicken by placing it in the refrigerator a couple of days before we cook it. How much heat (in joules) must be added to in order to take the chicken from -4ºC to completely thawed? Thawing the chicken is the same process as melting. Do not include units with your answer.

If two objects at different te,peraure are in contact with each other what happens to their temperature

How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.