Distinguish between intensive andextensive properties.

Which of the following is an example of a physical property of a substance? The substance reacts violently with water. The substance melts at 73.59 oC. The substance was named after a 3rd century AD African philosopher. The substance is used as a tranquilizer.     If a reaction or process is exothermic, Heat or energy is neither going into or out of the reaction or process. Heat or energy is going out of the reaction or process. None of these answers. Heat or energy is going into the reaction or process.     Which of the following is a chemical property of a substance? The substance reacts violently with hydrogen, producing a green powder. The substance is a bright orange color. The substance melts at 373.3 degrees Celcius. The density of the substance is 3.375 g/ml.     Which of the following is a part of quantum mechanics? The smallest indivisible particles of a substance are atoms. The electrons exist as small bits of negative charge existing in…

a) Fill in the following table (consider 4 decimals and use scientific notation where necessary): Substance Water Alcohol Oil lb-s/ft² N-s/m² Poises (P) b) Indicate to which property the displayed units correspond. Centipoises (CP) 1.20215 1.48548 32.80806

The definition of "Btu" is the energy needed to raise the temperature of 1 Ibm of water by 1 °F. The definition of "cal" is the energy needed to raise the temperature of 1 g of water by 1 °C. Find the unit conversion factor between "Btu" and "cal". Answer) 1 Btu =. cal Q = AH = m f'C,(T)dT