fundamentalsof chemistry
the scientific method
common si units
significant figures
prefixes
100
chemistry
What is the branch of science dealing with identification of substances that compose matter
100
the first step in the scientific method
What is finding a purpose or problem, a question that can be experimented on and one that allows data to be collected
100
the common si unit for mass
What is grams
100
the definition of significant figures
What is the significant figures of a number are those digits that carry meaning contributing to its precision
100
the definition of milli
What is 0.001
200
a chemical property
What is a chemical property is one that can only be observed by changing the chemical
200
What is data
What is information collected that can lead to finding a conclusion to the question at hand
200
the common si unit for volume
What is liters
200
The value of significant figures that are always counted
What is non-zero digits are always counted as significant figures
200
the definition of centi
What is 0.01
300
a physical property
What is a physical property is one that can be observed or measured without changing it
300
What is a hypothesis
What is a proposed explanation for a question at hand
300
the common si unit for length
What is meters
300
the position in a number where the zero is considered a significant figure
What is any zeros between two numbers are significant figures, a zero or trailing zeros in the decimal portion ONLY are significant
300
the definition of deci
What is 0.1
400
a compound
What is a compound is a substance in which atoms of different elements are chemicaly held to one another
400
the point of the scienific method
What is a method of procedure that has characterized natural science since the 17th century, consisting in systematic observation, measurement, and experiment, and the formulation, testing, and modificatoin of hypotheses.
400
the common si unit for time
What is seconds
400
the significant value of a place holder on a number that is less that one
What is place holders on numbers less than one are not significant
400
the definition of deca
What is 10
500
A mixture
What is a substance made by combining two or more different materials in such a way that no chemical reaction occurs. It can usually be separated back into its origional components, a compound can not.
500
the proper outcome of a hypothesis
What is a hypothesis can be either correct or incorrect, either one is alright, if it is incorrect understand why, create a new hypothesis and create an experiment baised on the new hypothesis
500
the common si unit for tempature
What is kelvins
500
the situation when trailing zeros are not significant
What is trailing zeros in a whole number are not significant
500
the definition of hecto
What is 100
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