Element and Compounds
Any of the 118 items found on the Periodic Table.
What is an element?
A change that occurs when one or more substances change into entirely new substances.
What is a chemical change?
The substance that dissolves in a solution.
What is a solute?
Breaking up a sugar cube into smaller pieces changes this.
What is surface area?
What is concentration?
The chemical symbol H
What is Hydrogen?
A change of matter from one form to another, such as solid, liquid and gas.
What is a physical change?
Water is used as a solvent.
What is an aqueous solution?
Stirring my tea to make the sugar dissolve faster is called this.
What is agitation?
The concentration of an aqueous solution in which 5g of sugar is dissolved in 125 mL of water.
What is 0.04g/mL?
The number of Oxygen atoms in the formula CO2.
What is 2?
Change in size, shape, or texture.
What is a physical property?
The Kool-Aid was too strong and turned my teeth red because of the amount of solute added to the water.
What is concentration?
I changed the water ____ to help the sugar dissolve in my tea.
What is temperature?
The concentration of an aqueous solution in which 20g of sugar is dissolved in 125 mL of water.
What is 0.16g/mL?
The total number of atoms in the formula Ca10(PO4)6
What is 40?
Color change, formation of gas, produces an odor, release of energy (light), and formation of a precipitate.
What is a chemical property?
The lemonade flavor was weak because I added too much water.
What is dilute/diluted?
The amount of time is takes for the solute to dissolve in the solvent.
What is solute dissolution rate?
This is the amount of a solute in a solution if the concentration is 0.20g/mL and the amount of solvent is 100 mL.
What is 20g?
One is made up of atoms of two or more DIFFERENT elements, while the other is made up of the same atoms.
Rust forms on an old boat brought up from the bottom of the ocean.
What is an example of a chemical change?
A homogenous mixture was created when I made a cup of black coffee.
What is a solution?
Stirring a mixture with a hot solvent with maximum surface area.
What is the fastest way to dissolve a solute?
This is the amount of solvent in a solution if the concentration is 0.15g/mL and the amount of solute is 30g.
What is 200 mL?