Science Section 2_Academic Decathlon 2022-2023

A solute is a mixture of substances?

Who was attributed with discovering Carbon Dioxide?

The very tight structure of metals causes them to have all of the following properties EXCEPT

All of the following are examples of solutions EXCEPT

In which area of the world was the global conflict of the Seven Years’ War NOT a front?

Soaps & detergents are molecules that have a __ end that interacts with water & a __ end thatinteracts with oil.

Of the groups listed, which one BEST represents the primary group at odds with British soldiers in Boston in March 1770?

The number of moles of solute dissolved in 1.0 kg of solvent is equal to which of the following?

Which allotrope of pure carbon is known to be a good conductor of heat and electricity?

All of the following are advantages of reverse osmosis over distillation EXCEPT

The kinetic molecular theory is primarily concerned with

The “luster” of metals is MOST closely associated with its____.

Of the Native American groups below, which one was NOT a member of the Iroquois Confederacy?

What is the Molar Mass of NH3 (N - atomic mass = 14) (H - atomic mass = 1)

Amedeo Avogadro theorized that if the temperature and pressure are known, the volume of gas

Which events below are in the correct chronological order?

The Boltzmann constant , which is equal to 1.380649Å~10-23J∙K-1. is an expression of the ideal gas constant in units of