A unit of measurement used in chemistry to express amounts of a chemical substance
What is a Mole?
100
2 H2O → 2H2 + O2 represents what type of reaction?
What is decomposition?
100
A state of matter where particles can move freely and have a lot of free space in between them.
What is a gas?
100
A mixture of two or more substances
What is a solution?
100
A chemical property that gives a sensation of slipperiness when touched or when in continued skin contact
What is a base?
200
The number of constituent particles per mole of a given substance
What is Avogadro's Constant?
200
Combustion always consists of what elements?
What is Carbon, Hydrogen, and Oxygen?
200
A gas law stating how how the pressure of a gas decreases as it's volume increases and vice versa.
What is Boyle's Law?
200
The part of the solution that dissolves the other
What is a solvent?
200
What has a number that is 6 and below on the pH scale
What is an acid?
300
Who was the first person to come up with the concept of the mole?
Who is Avogadro?
300
NaOH2 + Cl = NaCl + H2O is an example of what type of reaction?
What is Double Replacement?
300
A state of matter in which there is little free space between particles, while still allowing them to flow freely, molding to the shape of the container it is in.
What is a liquid?
300
The part of the solution being dissolved
What is a solute?
300
A state in a chemical solution that means that the products are made just as fast as they are destroyed
What is equilibrium?
400
On what day does Mole Day take place?
When is Mole Day?
400
An equation where both sides are equally balanced.
What is a balanced equation?
400
A gas law stating how a gas expands as temperature increases, and contracts as it decreases.
What is Charles's Law?
400
a solution is supersaturated if:
it contains more solute than can be dissolved by the given amount of solvent
400
When a chemical solution of a known pH is combined with a solution of an unknown pH to determine the second solution's pH.
What is a titration?
500
Convert 17.3 moles of H2 gas to liters of H2 gas
307.52 L H2
500
An equation where one element trades places with another.
What is single replacement?
500
A State of matter in which all particles are densely packed together, allowing no movement.
What is a solid?
500
The concentration of a solute in units of molarity is found by:
calculating the number of moles of solute per liters of solution