What is the mass of an object that has a total heat loss of 550. cal, a specific heat of .367 J/gºC and it was cooled from 75.0°C to 0.00°C?

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat

How many atoms of mg are present in 97.22 grams of mg? 6.022 × 1023 2.408 × 1024 4.818 × 1024 5.855 × 1025

Using data from seismic waves, geologists have learned that earth’s interior is made up of several