15 Questions
What is the formula for density?
$m/V$
What is the relationship between substance density and its volume per unit mass?
Inversely proportional
How does the density of liquids compare to that of solids?
Density of liquids is lower than that of solids
What happens to the density of water as the temperature increases?
First increases then decreases
What is the relationship between substance density and temperature?
Directly proportional
What does the specific volume of a substance represent?
The volume occupied by a unit mass of the substance
What is the specific gravity of a substance?
The ratio of the density of the substance to the density of a reference substance
How can you calculate the density of a substance if you are given its specific gravity?
Multiply the specific gravity by the reference density
What is the most common reference substance used for solids and liquids in specific gravity calculations?
Water at 4.0℃
Which formula can be used to calculate the volume occupied by a substance?
$V = \frac{m}{\rho}$
What is the effect of temperature on liquid and solid densities according to the text?
Negligible
Which statement best explains why mercury is used in temperature thermometers?
It has a negligible effect of temperature on its density
What is the formula for mass flow rate?
$\Delta m/\Delta t$
How can you convert a known volumetric flow rate to mass flow rate?
Multiply by the density of the fluid
What is the atomic mass of an element?
The mass of an atom on a scale that assigns 12C a mass of exactly 12
Test your understanding of mass, volume, density, and specific volume of substances in the context of physical properties. This quiz covers the relationships between mass, volume, and density, and their dependence on pressure and temperature.
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