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Definitions
Atomic Theory
Chemical/Physical Change
Organic Chemistry
Wild
100
Define a model, draw an example
What is any kind of representation of an unseen object
100
A collection of atoms that all have the same number of protons and electrons is called an ...
What is element
100
When you boil water, are you causing a chemical change or a physical change?
What is physical change
100
Name the elements that can belong in an organic molecule
What is a C plus H, O, N, S and/or P
100
Which solution is acidic? a. pH of 1.5 b. pH of 7.1 c. pH of 13.2 For bonus points name an acidic, neutral and alkaline substance
What is a (7.0 is neutral, above is basic or alkaline, under is considered acidic) Vinegar- acidic blood/milk- neutral ammonia- alkaline
200
Define physical change, give an example
What is a change that affects the physical properties only, is reversible, ice melting
200
Name the three subatomic particles found in an atom, which two are found in the nucleus, where is the third found?
What is proton, neutron and electron; protons and neutrons are found in the nucleus, electrons orbit the nucleus in the orbital shell
200
Two solutions of different solute concentrations are separated by a membrane. After 1 hour, the solutions are of equal concentrations and the water levels are the same as when the experiment started. Is this an example of diffusion or osmosis?
What is diffusion (solute equals out) in osmosis solvents equal out.
200
What is the process whereby larger molecules are made from smaller ones?
What is biosynthesis
200
What three factors determine the properties of a protein?
What are: 1. type of amino acid 2. number of amino acids 3. order of amino acids
300
Define matter and give the word that defines the building blocks of matter
What is anything that has mass and takes up space; atoms
300
Identify the following as an atom, element or molecule a. P b. N2 c. oxygen-16 d. PH3
What is a. Element b. Molecule c. Atom d. Molecule
300
The chemical reaction for photosynthesis is 6CO2 + 6H2O ----> C6H12O6 + 6O2 What are the remaining components of this process, which are the products and which are the reactants?
What is Energy in the form of sunshine; chlorophyll as a catalyst; CO2 and water are the reactants, sugar and oxygen are the products
300
With chemical bonds, what is the difference between a single chemical bond, a double chemical bond or a triple chemical bond?
What is the strength of the bond (2 times or 3 times stronger)
300
the nucleotides in a double helix of DNA is comprised of three basic components- name them for double points, what holds the nucleotide chains together?
What is a. deoxyribose (simple sugar with 5 C) b. a phosphate group (P, H and O atoms) c. nucleotide base Hydrogen bonding
400
What is a saturated fat, what is it saturated with?
What is a fat or lipid without a double bond between carbons, it is saturated with all the hydrogen atoms it can hold.
400
How many total atoms are found in C22H44O?
What is 67
400
What membrane allows some molecules to pass through but does not allow other molecules to pass through
What is semipermeable membrane
400
If you perform hydrolysis on a disaccharide, what kind of molecules will you get?
What is a monosaccharide
400
Name the four different types of nucleotide bases: For bonus points indicate which can bond with which.
What is adenine, guanine, thymine, and cytosine A + T G + C C + G T + A
500
The basic building blocks of a protein are called, name the bond that links these together
What is amino acids; peptide bond
500
The element sulfur is comprised of all atoms that have 16 protons, how many neutrons are in sulfur-34
What is 18
500
If the following molecule is a carbohydrate, what is the value of x? C7HxO2
What is 4
500
Two different molecules that have the same chemical formula are termed - for extra 500 points name one
What is an isomere; fructose and sucrose
500
What is the dehydration reaction players or components that form a lipid?
What is 1 glycerol + 3 fatty acid molecules = 1 fat molecule + 3 water molecules