Questão 1
Questão
Located in the atom are: [blank_start]protons[blank_end] that have a positive charge, neutrons that have [blank_start]no[blank_end] charge, and electrons that have a [blank_start]negative[blank_end] charge
Questão 2
Questão
When an atom loses an electron it becomes more [blank_start]positive[blank_end] and becomes a [blank_start]cation[blank_end]
Questão 3
Questão
When an atom gains an electron it becomes more [blank_start]negative[blank_end] and becomes an [blank_start]anion[blank_end]
Questão 4
Questão
The atomic number is relative to the number of [blank_start]protons[blank_end] the atom has
Questão 5
Questão
Covalent bonds are bonds where electrons on the outmost ring are [blank_start]shared[blank_end]. A covalent bond is generally known as a [blank_start]strong[blank_end] bond.
Questão 6
Questão
Two types of covalent bonds are [blank_start]polar[blank_end] and [blank_start]nonpolar[blank_end]
Questão 7
Questão
Nonpolar is the [blank_start]equal[blank_end] sharing of electrons between 2 atoms
Questão 8
Questão
Polar bonds are [blank_start]unequal[blank_end] sharing of electrons, this causes small regional [blank_start]negative[blank_end] and [blank_start]positive[blank_end] poles
Responda
-
unequal
-
negative
-
positive
Questão 9
Questão
[blank_start]Ionic bonds[blank_end] are the complete donation of an electron(s) to another atom
Questão 10
Questão
[blank_start]Hydrogen[blank_end] bonds are [blank_start]weak[blank_end] charges on polar water molecules attracted to other negative or positively charged atoms or molecules
Questão 11
Questão
Van der Waals forces is the weak attractive force between 2 [blank_start]polar molecules[blank_end] or a [blank_start]polar[blank_end] molecule and an [blank_start]ion[blank_end]
Responda
-
polar molecules
-
polar
-
ion
Questão 12
Questão
[blank_start]Solute[blank_end] is a substance dissolved in liquid
Questão 13
Questão
A [blank_start]solvent[blank_end] is the liquid that the solute is dissoveled into
Questão 14
Questão
A [blank_start]solution[blank_end] is the solute dissolved in the solvent
Questão 15
Questão
[blank_start]Hydrophilic[blank_end] is a water-loving molecule
Questão 16
Questão
[blank_start]Hydrophobic[blank_end]: water-fearing molecules
Questão 17
Questão
[blank_start]Amphipathic[blank_end]: molecules that are part hydrophobic and part hydrophilic, having both polar and nonpolar portions
Questão 18
Questão
[blank_start]Molarity[blank_end] is the amount of solute in a unit volume solution
Questão 19
Questão
[blank_start]Acid[blank_end]: adds H+to solution (H+donor)
Questão 20
Questão
Base: [blank_start]decreases[blank_end] number of H+ in solution (H+acceptor)
Questão 21
Questão
The higher the [H+], the [blank_start]lower[blank_end] the pH
Questão 22
Questão
The lower the [H+], the [blank_start]higher[blank_end] the pH
Questão 23
Questão
Anything [blank_start]greater[blank_end] than a pH of 7 is said to be basic or alkaline. Anything below 7 is said to be [blank_start]acidic[blank_end]
Questão 24
Questão
ECF normal range for pH is [blank_start]7.35[blank_end] to [blank_start]7.45[blank_end]
Questão 25
Questão
[blank_start]Carbohydrates[blank_end] are long chains of sugar and are made of [blank_start]oxygen[blank_end], [blank_start]hydrogen[blank_end] and [blank_start]carbon[blank_end]. They are the most abundant.
Responda
-
Carbohydrates
-
oxygen
-
hydrogen
-
carbon
Questão 26
Questão
Lipids are the most diverse and are [blank_start]nonpolar[blank_end] so they are hydrophobic. made up of [blank_start]fatty-acid[blank_end] chains that have a [blank_start]glycerol[blank_end] head and a number of fatty-acid tails.
Responda
-
nonpolar
-
fatty-acid
-
glycerol
Questão 27
Questão
Saturated fats contain [blank_start]no[blank_end] double bonds and is [blank_start]solid[blank_end] at room tempurature
Questão 28
Questão
[blank_start]Unsaturated[blank_end] fats contain a double bond and are liquid at room temperature
Questão 29
Questão
[blank_start]Proteins[blank_end] are the most versatile molecule. They are made of 20 different [blank_start]amino acids[blank_end] and millions of different combinations
Questão 30
Questão
Proteins are made of [blank_start]amino acids[blank_end] that are composed of a [blank_start]carboxyl[blank_end] group, an amino group, a [blank_start]hydrogen[blank_end] and a R group
Responda
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amino acids
-
carboxyl
-
hydrogen
Questão 31
Questão
[blank_start]Proteins[blank_end] can have 4 different structures, primary, secondary, tertiary and Quaternary.
Questão 32
Questão
Amino acids combine together to form [blank_start]peptide[blank_end] bonds
Questão 33
Questão
Nucleotides are made of a base [blank_start]sugar[blank_end] and a [blank_start]phosphate[blank_end]
Questão 34
Questão
Single [blank_start]nucleotides[blank_end] are used primarly to capture and transfer energy
Questão 35
Questão
[blank_start]Nucleotide polymers[blank_end] are things like nucleic acids, DNA