Pregunta
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Respuesta correcta
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The density of water is 1.0 g/cm3. What volume will a mass of 3000 g occupy? :
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V = 3000 cm3 |
A solid cube measures 6.00 cm on each side and has a mass of 0.583 kg. What is its density in g/cm3? :
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ρ = 2.69 x 10 - 3 Kg/cm3 |
A piece of material has a volume of 2 cm3 if its density is equal to 2.7 gr/cm3. What is its mass? :
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m = 5.4 g |
The density of ethanol oil is 0.7914 g/cm3, determine its equivalent in Kg/m3. :
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ρetanol = 794.1 Kg/m3 |
At a temperature of 30ºC, the density of air is 1.16 Kg7m3, determine its equivalence in g/cm3. :
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ρaire = 0.00116 g/cm3 |
In the solid state, which of these statements is correct? :
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They have fixed volume |
Pregunta
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Respuesta correcta
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What is the pressure formula? :
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Pressure= force/area |
which factors that affect the pressure of a gas are correct? :
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The higher the temperature, the higher the average velocity of particles. |
When we deal with TEMPERATURE in a formula, what is it expressed by? :
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in Kelvins (K) |
What is the Boyle and Marriote’s Law formula? :
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P1 · V1 = P2 · V2 |
The density of gasoline is 680 kg/m3. Express it in g/L and g/cm3. :
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Sol: 680 g/L ; 0,68 g/cm3 |
The density of gold is 19300 kg/m3. Find out the mass of a gold bar measuring 20 cm x 15 cm x 10 cm. :
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Sol: 57,9 kg. |
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