What is the definition of density?
First Semester Chemistry Review 2019

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Chemistry
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Density is the mass of an object divided by its volume, typically expressed in grams per cubic centimeter (g/cm³) or kilograms per cubic meter (kg/m³).
2.
FLASHCARD QUESTION
Front
How do you calculate the mass of an object using density and volume?
Back
Mass = Density × Volume.
3.
FLASHCARD QUESTION
Front
What is the formula for calculating the volume of a rectangular prism?
Back
Volume = Length × Width × Height.
4.
FLASHCARD QUESTION
Front
What does the subscript in a chemical formula indicate?
Back
The subscript indicates the number of atoms of the element in the molecule.
5.
FLASHCARD QUESTION
Front
What is the melting point of a substance?
Back
The melting point is the temperature at which a solid becomes a liquid.
6.
FLASHCARD QUESTION
Front
How do you convert Celsius to Kelvin?
Back
Kelvin = Celsius + 273.15.
7.
FLASHCARD QUESTION
Front
What is the significance of significant figures in measurements?
Back
Significant figures indicate the precision of a measurement and help convey the uncertainty in the data.
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