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BSC 114 Exam 1 questions with correct answers graded A+ $17.99   Add to cart

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BSC 114 Exam 1 questions with correct answers graded A+

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BSC 114 Exam 1 questions with correct answers graded A+

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  • August 5, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BSC
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Sakayobako30
BSC 114 Exam 1

A ______ is two or more elements combined together in a fixed ratio. - correct answer ✔✔Compound



Electrons in the outermost shell of an atom are called the ______ electrons. - correct answer
✔✔Valence



A type of covalent bond where one atom is more electronegative than the other atom. - correct answer
✔✔Polar



anything that takes up space and has mass - correct answer ✔✔matter



Water loving substances - correct answer ✔✔hydrophilic



a type of subatomic particle in the nucleus of an atom

that is neutral - correct answer ✔✔neutron



The exchange and sharing of electrons between

atoms is called ___________ reactions. - correct answer ✔✔chemical



In a _____ bond, there is the actual loss and gain of

electrons - correct answer ✔✔ionic



When two forms of a given element have the same

atomic number but different atomic weights, they are said to be _____ of each other - correct answer
✔✔isotopes



atomic _________ = the number of protons - correct answer ✔✔number

, The dissolving agent of a solution - correct answer ✔✔solvent



When a radioactive isotope decays, this leads to a

change in the number of protons in the nucleus, thus transforming the atom to an atom of a different
_________. - correct answer ✔✔element



The substance that is dissolved in a solution - correct answer ✔✔solute



Substances that resist changes in pH - correct answer ✔✔buffers



A substance that is nonpolar and will not readily

dissolve in water - correct answer ✔✔hydrophobic



Basic solutions can also be referred to as______. - correct answer ✔✔alkaline



When molecules of water move fast enough they can

overcome the attractions they have for each other and a liquid can become a gas. This is called ____ -
correct answer ✔✔evaporation



cannot be broken down to another substance by chemical means - correct answer ✔✔element



Positively charged particles in the nucleus of an atom. - correct answer ✔✔proton



When two atoms of the same element are in a covalent bond, we can assume that this is a ______
covalent bond. - correct answer ✔✔nonpolar



When two atoms of the same element are in a covalent bond, we can assume that this is a ______
covalent bond. - correct answer ✔✔mass

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