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Chemistry//

Chem

QuestionAnswer
Define chemistry the study of matter and the changes that the matter undergoes
Define matter Anything that posseses mass and occupies space.
What is the "nature of matter"? compostition of a particular kind, the forces holding it's parts together, it's observable properties.
Define a physical change and provide examples Does not cause a change in the chemical composition of a material-color, taste, odor, melting & boiling point.
Define a chemical change and provide examples those that result in the formation of a new substance-what it does (react) How does it react with an acid
Define energy the ability to do work
Define kinectic energy and provide examples energy of motion-a track runner running in a race
Define potential energy and provide examples stored energy-a track runner in the starting postion
Define inorganic chemistry- study of compounds usually containing elements other than carbon
Define organic chemistry study of certain carbon compounds
Define biochemistry the study of compounds produced by living organisms
Define embalming chemistry study of those types of matter and the changes in matter related to the disifection and preservation of human remains
Define thanatochemistry study of those physical and chemical changes in the human body that are caused by the process of death
Identify the common set of units used by all scientists Metric system/SI units
Standard unit of length meter (m)
Stardard unit of volume liter (L)
Standard unit of mass kilogram (kg)
Standard unit of heat calorie (cal)
Define a calorie and a Calorie the quantity of heat necessry to raise the temperature of 1 gram of water 1 degree Celcius at 15 degrees Celcius 1000 cal= 1 Cal
Mega 10^6 (1,000,000) M
Kilo 10^3 (1,000) K or k
Deci 10^-1 (1/10) d
Centi 10^-2 (1/100) c
Milli 10^-3 (1/1000) m
Micro 10^-6 (1/1,000,000) u
Nano 10^-9 (1/1,000,000,000) n
Created by: kateromutis