WGUl C190l Objectivel Assessmentl (Latestl 2025/l 2026l Update)l Introductionl tol Biologyl Guide|l Q/Al |l 100%l Correctl (Verifiedl Answers)
Q:l Thel suml ofl thel numberl ofl protonsl andl thel numberl ofl neutrons.l Thel massl ofl anl atom.
Answer:
Atomicl Mass
Q:l Thel numberl ofl protonsl inl anl atom,l displayedl forl eachl atoml inl thel periodicl table.
Answer:
Atomicl Number
Q:l Attractionsl betweenl atomsl thatl holdl atomsl andl moleculesl together.
Answer:
Chemicall Bonds
Q:l Strongestl chemicall bond.l Occursl betweenl atomsl ofl inl thel samel molecule.l Electronl pairsl arel shared,l creatingl al strongl bondl betweenl atoms.
Answer:
Covalentl Bonds
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Q:l Subatomicl particle,l locatedl inl shellsl onl thel outsidel ofl thel nucleus,l hasl al negativel chargel andl almostl nol mass.
Answer:
electron
Q:l Al measurel ofl thel tendencyl ofl anl atoml tol attractl al bondingl pairl ofl electrons.l Howl stronglyl doesl anl atomsl attractl bondingl electronsl tol itself?
Answer:
electronegativity
Q:l Atomsl withl uniquel properties,l designatedl byl thel atomicl number.
Answer:
element
Q:l Weakl chemicall bond.l Occursl betweenl atomsl inl differentl moleculesl orl partsl ofl molecules.l Weakl electrostaticl attractionl betweenl areasl ofl moleculesl withl oppositel partiall charges.
Answer:
hydrogenl bond
Q:l Positivelyl orl negativelyl chargedl atom.
Answer:
ion
Q:l Moderatelyl strongl chemicall bond.l Occursl betweenl atomsl inl thel samel molecule.l Electronsl transferl froml onel atoml tol another.
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Answer:
ionicl bond
Q:l Anyl orl twol orl morel formsl ofl al chemicall element,l havingl thel samel numberl ofl protonsl inl thel nucleus,l orl thel samel atomicl number,l butl havingl differentl numbersl ofl neutronsl inl thel nucleus,l orl differentl atomicl weights.
Answer:
isotope
Q:l Anythingl thatl occupiesl spacel andl hasl mass.
Answer:
matter
Q:l Al formulal givingl thel numberl ofl atomsl ofl eachl ofl thel elementsl presentl inl onel moleculel ofl al specificl compound.
Answer:
molecularl formula
Q:l Subatomicl particle,l electricallyl neutral,l locatedl inl thel nucleus.l Massl ofl onel amu
Answer:
neutron
Q:l Centerl ofl thel atom.l Containsl equall numberl ofl protonsl andl neutrons.
Answer:
nucleus
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Q:l Chartl organizingl elementsl byl atomicl numberl andl weight.
Answer:
Periodicl Table
Q:l Subatomicl particle,l locatedl inl thel nucleus,l withl al positivel charge.l Massl ofl onel amu.
Answer:
proton
Q:l Electronsl onl thel outermostl shelll ofl thel atom.l Involvedl inl chemicall bonds.
Answer:
valencel electron
Q:l Thel attractionl betweenl waterl moleculesl andl otherl molecules.
Answer:
Adhesion
Q:l Waterl moleculesl arel attractedl tol eachl other,l keepingl thel moleculesl together.
Answer:
Cohesion
Q:l Substancesl thatl willl dissolvel inl water.l Polar.l Theyl splitl intol positivel andl negativel
ionsl andl dissolvel inl water.l Examples:l sugarsl andl alcohols.
Answer:
Hydrophilic
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