Did you know?
Hydrogen is the most abundant element in the universe, making up ~75% of all matter.
Did you know?
Hydrogen is the most abundant element in the universe, making up ~75% of all matter.
Significant FiguresAll non-zero digits + zeros between non-zero digits + trailing zeros in decimal numbers
Rules for determining significant figures in a measurement.
Non-zero digits
Digits that are not zero
Trailing zeros
Zeros at the end of a number with a decimal point
Significant figures indicate the precision of a measurement. They include all non-zero digits, zeros between non-zero digits, and trailing zeros in decimal numbers.
Used to express the precision of measurements and calculations.
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