Homogeneous Mixtures
A homogeneous mixture is one that is distributed...
evenly
A heterogeneous mixture is one that is distributed...
unevenly
Anything on the periodic table is said to be called a...
Element
Is water a compound?
YES!
All things that take up space and have mass are made of...
Matter!
Give 3 examples of a homogeneous mixture
Nice Job!
Give 3 examples of a heterogeneous mixture
Nice Job!
Pure substances are called such because they are made up of....
The same type of molecule
Is air a compound?
NO!
The process of physically separating a mixture using strainers, etc. is called...
filtration
Pick the odd one out...
1. Air
2. Sugar Water
3. Coffee
4. Chocolate Chip Cookie
Chocolate Chip Cookie
Pick the odd one out
1. Salad Dressing
2. Salt Water
3. Pizza
4. Sandwich
Salt Water
A diamond is made up of carbon that is compressed for millions of years, is it an element? Explain why or why not.
Yes, made up of only carbon.
1. Salt
2. Water
3. Carbon Dioxide
4. Sulfur
Sulfur
Starting mass must = ?
ending mass
A homogeneous mixture can be separated by physical means... T or F?
True!
A heterogenous mixture can be separated by physical means, true or false?
True!
Pure substances can be physically separated, True or False?
False!
Compounds can be made up of elements, and elements (can/cannot) be made up of compounds?
cannot
Using heat to separate a liquid from a solid is called...
distillation
You cannot see any separation of the parts of the mixture
How can you tell if it is a heterogeneous mixture as opposed to a homogeneous mixture?
You can physically see the separation
If you were to look under a microscope, how would you know if an object was a pure substance
You would have to look at the molecules and see that the object is made up of the exact same molecules
A compound is where...
2 or more atoms are chemically bonded together in a fixed ratio
How could you separate water and alcohol from each other?
distillation