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57 Cards in this Set
- Front
- Back
- 3rd side (hint)
What characterizes a chemical reaction as combustion
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Addition of Oxygen
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What is the charge on potassium in the compound KCL
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Potassium has a charge of +1
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How many electrons does an oxygen have
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10 total electrons
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How many neutrons does an atom of carbon-14 contains
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8
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What is the strongest type of chemical bond
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Covalent bond
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What is the mass of one mole of carbon dioxide
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44g/mol
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How many molecules are present in two moles of oxygen
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1.204*1023
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How many moles of CO(2) will be produced from the reaction of three moles of acetylene with excess oxygen
2C(2)H(2) + 5o(2) / 4Co(2) + 2H(2)o |
Six moles
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What would be oxidation state of the sulfur atom in sulfuric acid H(2)SO(4)
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+6
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What is the most important characteristic of water
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Polarity of hydrogen bonding
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Which of the following biologic macromolecular are most important to cellular membrane
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Phospholipids
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What cellular organelle is the site of catabolic pathway leading to cellular energy production
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Mitochondria
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What type of cellular reproduction do bacteria undergo
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Binary fission
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What is the probability that a recessive trait would be expressed in offspring if two parents who are both heterozygous for the desired trait were crossed
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25%
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In which organelle does transcription begin
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mRNA
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At what phase of meiosis does crossing over occur
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Prophase I
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What is the benefit of water's ability to make hydrogen bonds
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High specific heat
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What is the weakest of all the intermolecular forces
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Dispersion
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What is the correct name of MgSO(4)
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Magnesium sulfate
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What is the correct formula for magnesium chloride
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MgCl(2)
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A catalyst increases the rate of reaction by
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Lowering the activation energy
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Phenolphthalein changes from colorless to pink in basic solutions. At what pH value would the solution remain colorless
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8.4 (Above 7)
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How could water be boiled at room temperature
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Lowering the pressure
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Iodine and carbon dioxide undergo sublimation at room temperature and atmospheric pressure. What is this process
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Changing from a solid to gas
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What is the concentration of 58.5g of NaCl in 2L of solution
(Na=23g/mol, and Cl=35.5g/ml) |
0.5 mol of NaCl
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What is the ground state electron configuration for zinc
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1s22s22s63s23p64s23d10
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What is the correct electron configuration for neon
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1s22s22p6
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Redox reactions are those that occur with a transfer of electrons. What would cause an increase in the oxidation number
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Oxidation
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Chemical reaction in living systems proceed along catabolic pathways and there tends to be an increase in
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Entropy
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A diploid germ cell containing 72 chromosome undergoes meiosis. How many chromosome will be in each gamete
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36
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What process is responsible for actively transporting small particle across the cell membrane
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Pinocytosis
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What is the primary cause of water molecules moving into or out of cell
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Water molecules pressure gradiant along the cell membrane
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Why is DNA important for metabolic activities of the cell
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Control synthesis of enzymes
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Which outcome is the primary control center for cellular activities
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Nucleus
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What are carbohydrates
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long chains or polymers of sugar
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Responsible for storage structure and energy
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Phospholipids important functions
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Cellular membrane
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What are proteins
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Polymers of 20 molecules called amino acids
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What is metabolism
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The sum of all chemical reactions that occur in an organism
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Organelles that read the RNA produces in the nucleus
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Ribosomes
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Bound RIbosomes- attached to the ER
Free Ribosomes- found in cytoplasm |
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What is the clear part covered with ribosomes and responsible for protein synthesis and membrane production
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Rough ER
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What part of the ER lacks ribosomes and functions in detoxification and metabolism of multiple molecules
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Smooth ER
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What is responsible for packaging, processing and shipping of organelles
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Golgi Apparatus
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WHat results in a large production of energy in the form of ATP
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Photosynthesis
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Synthesis
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Two elements combine to form a product
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Decomposition
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Breaking of a compound into component parts
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Combustion
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The reaction of a compound element with oxygen
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Replacement
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Ionic compounds that have metals
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Single replacement
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Ionic compounds with reactive metals
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Double replacement
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Have a negative and positive ion
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Ionic bonds
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Electrostatic attraction between two oppositely charged ions between metals and non-metals
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Covalent bonds
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Formed when two atoms share a pair of electrons
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Nonpolar bonds
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Two bonds shared equally
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Polarity
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Difference in electronegativity values for the elements involved in the bonding
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Hydrogen bonds
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attraction for a hydrogen atom by a highly electronegative element
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Acids
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Compounds acting as hydrogen donors
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Bases
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Compounds acting as hydrogen receptors
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Acidic
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Ph is less than 7
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