Hydrogen (h-1), deuterium (h-2), and tritium (h-3) are the three isotopes of hydrogen. what are the values of a, b, and c in the table?

A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?

Yvette hangs a 2.4kg bird feeder in the middle of a rope tied between two trees. the feeder creates a tension of 480 n in each side of the the rope.

Smallest intensity of a stimulus that you can detect 50 percent of the time is