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Classmates
Unit conversion
Chemical Bond Energies
Combustion and Engines
Combined Gas Laws
100

how many people with curly hair in the class

4

100

  • There are this many milliliters (mL) in exactly 1 liter (L).

1000

100

  • Breaking a chemical bond always requires this, making it an endothermic process.

energy

100

  • These are the two primary products of the complete combustion of a hydrocarbon.

What are Carbon Dioxide (CO2) and Water (H2O)?

100

  • According to Boyle’s Law, if pressure increases, this happens to the volume (at constant temperature).

decreasing

200

how tall is ms Cassidy

5 foot

200

  • This number, 6.022×1023, represents the number of particles in one mole.

Avogadros number

200

  • This type of reaction releases more energy during bond formation than was used to break the original bonds.

exothermic reaction

200

  • Combustion cannot occur without this gaseous element as a reactant.

  • What is Oxygen (O2)?

200

  • When using any gas law equation, temperature must always be converted to this unit.

Kelvin

300

  • how tall is ben herreria 

5'6

300

To convert Celsius to Kelvin, you must add this number to the Celsius temperature.

273.15

300

  • This is the term for the "measure of the attraction of an atom for an electron in a chemical bond."

electronegativity

300

  • This toxic gas is produced during "incomplete" combustion when oxygen is limited.

Carbon Monoxide (CO

300

  • This is the formula for the Combined Gas Law.

T1P1V1=T2P2V2

400

 who is  the smartest in the class

Braxton

400

This is the molar mass of water (H2O).

  • 18.02 g/mol?

400

  • This specific type of strong intermolecular force occurs between a Hydrogen atom and N, O, or F.

Hydrogen bonding

400

  • In an engine, this device provides the "activation energy" to start the combustion reaction.

spark plug

400

  •  A gas at 1 atm and 300 K is heated to 600 K at constant volume; this is the new pressure.

 2 atm

500

What sport does Anthony do

Track/cross country

500

  • If you have 2.0 moles of Glucose (C6H12O6), this is how many grams you have. (Molar mass ≈180 g/mol).

360 grams

500

  • Using Bond Energy = ∑bonds broken−∑bonds formed, a negative result indicates this type of reaction.

 exothermic

500

  • This is the balanced chemical equation for the combustion of Methane (CH4).

  • What is CH4+2O2→CO2+2H2O?

500

  • This "Ideal Gas Law" equation relates Pressure, Volume, Moles, and Temperature using the constant R.

What is PV=nRT