30 Questions
What is the value of K in the given initial condition?
263.15 K
What is the purpose of rearranging the equation V1/T1 = V2/T2?
To isolate V2 on the right side of the equation
What happens to the volume when the temperature increases from -10⁰C to 37⁰C?
It increases from 484 mL to 570.44 mL
What is the unit of measurement of the final answer?
mL
What is the purpose of cancelling the unit K in the solution?
To cancel out the unit that appears in both the numerator and denominator
What is the equation derived by rearranging V1/T1 = V2/T2?
V2 = V1T2/T1
What is the equivalent of 1 atm in Kilo Pascal?
101.325 kPa
What is the temperature in Kelvin if the temperature in Celsius is 25°C?
298.15 K
What is the volume in liters if 3000 mL of a substance is given?
3 L
What is the Boyle's Law equation that relates the volume and pressure of gases?
V1P1 = V2P2
What is the mass in kilograms if 2500 grams of a substance is given?
2.5 kg
What is the equivalent of 1 gallon in liters?
3.78541 L
What is the primary reason for the volume of a gas being mostly composed of empty space?
The distance between the particles is much greater than their size
What is the result of increasing the temperature of a sample of gas?
The speeds of the particles are increased
What is a characteristic of the particles of an ideal gas?
They have no forces of attraction or repulsion
What is the relationship between the kinetic energy of gas particles and their temperature?
Kinetic energy increases as temperature increases
What is the primary reason for the difference in behavior between gases and liquids or solids?
The distance between the particles
What is the assumption about the motion of gas particles in an ideal gas?
The motion of each particle is completely independent of the motion of all other particles
What is the Kelvin temperature of a gas proportional to?
The average kinetic energy of the gas particles
What is the smallest unit of matter that retains all the chemical properties of an element?
Atom
What is a compound?
A chemical substance composed of many identical molecules containing atoms from more than one chemical element
What does the coefficient in a chemical formula represent?
The number of molecules that make up the compound
What does the subscript in a chemical formula represent?
The number of atoms of an element in a molecule
What should NOT be changed during balancing an equation?
The subscript of an element
What is the primary function of carbohydrates in the body?
To provide energy for the body
Which biomolecule is responsible for storing and transmitting genetic information?
Nucleic Acids
What is the primary component of lipids?
Fatty acids
Which of the following is NOT a characteristic of proteins?
They provide energy for the body
Which biomolecule is most closely associated with digestion?
Proteins
What is the primary function of nucleic acids?
To store and transmit genetic information
Test your understanding of unit conversions for pressure, temperature, and volume in physics. Learn how to convert between different units such as atm, Pa, KPa, and more. Practice problems and exercises to help you master these essential conversions.
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