Sorry for the low points i only have 11 : c match the correct term with the definition 1. atomic mass 2. neutron 3. atomic number 4. proton 5.isotope 1.the positive particle in the nucleus of an atom 2.the number of   protons an atom has 3.protons + neutrons in the nucleus of an atom 4.the neutrally charged element in the nucleus of an atom5.an atom of an element that has a different number of  neutrons that the standard atom of that element

On a mild saturday morning while people are working inside, the furnace keeps the temperature inside the building at 23degreesc. at noon the furnace is turned off, and the people go home. the temperature outside is a constant 16degreesc for the rest of the afternoon. if the time constant for the building is 3 hr, when will the temperature inside the building reach 18degreesc? if some windows are left open and the time constant drops to 2 hr, when will the temperature inside reach 18degreesc?