What is a snack mix (peanuts, m&ms, pretzle sticks) an example of?
Is a mixture. Each component can be separated.
two or more different elements are joined together chemically
What is a compound?
Is the water in a saltwater solution the solute or the solvent?
What is solvent?
Name an alkali metal
What are Li, Na, K, Rb, Cs, Fr
My favorite area of study.
Organic Chemistry!!!!
The atomic number tells us this.
What is the number of protons?
The element Calcium is in what group?
Group 2, alkaline earth
These elements are found in group 8A on the periodic table of the elements.
What are noble gasses?
What is the name of the negative subatomic particle?
What is electron?
How many animals I have.
7 and counting
What term refers to anything that occupies space, physical and chemical properties and exists in gas, liquid or solid form
What is Matter
All matter exists in four forms solid, liquid, plasma and ?
What is gas
What is is the number of protons, neutrons, and electrons in the following:
196 AU 79
Protons = 79
Electrons = 79
Neutrons = 196 - 79
= 117
The chemical name for the compound with the formula K2O
What is potassium oxide?
Where I went for undergrad.
UCF
Elements represent unique forms of these little thingies. The building blocks of everything!
What are atoms.
A change in which the substance becomes something new.
What is Chemical Change?
There are this many periods on the periodic table of the elements.
What is seven?
ice is an example of which state of matter?
What is Solid
When pH=pKa
1/2 Equivalence Point
This is the smallest element
What is Helium
What type of change occurs when ice melts to water
What is Physical
an atom of an element has 15 protons, 15 electrons and 16 neutrons has an atomic mass of
What is 31
How close together a set of measurements are to each other.
what is precision?
a pH of 3 would represent a/an ____ solution.
acidic
Atoms bond together to form these.
What are molecules?
When a substance loses electrons, the substance is
what is positively charged, oxidized?
the chemical name for the compound with the formula Na2S
What is sodium sulfide (ionic compounds vs molecular formulas)
Iron (Fe) is in which section of the periodic table?
What are the transition metals?
The electron donor.
Lewis Base