ACT 과학 - Chemistry
여기서는 "방사성", "피펫", "적정" 등과 같은 화학과 관련된 영어 단어를 배우게 되며, 이는 ACT를 잘하는 데 도움이 됩니다.
리뷰
플래시카드
철자법
퀴즈
a large molecule composed of repeating structural units, or monomers, covalently bonded together in a chain-like structure
폴리머
each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, leading to variation in atomic mass
동위원소
containing or relating to a dangerous form of energy produced by nuclear reactions
방사능의
a type of chemical bond between two atoms involving the sharing of two pairs of electrons, resulting in a stronger and more stable connection than a single bond
이중 결합
defining substances or surfaces that have a strong attraction to water molecules, allowing them to easily absorb or interact with water
친수성의
characterized by substances or surfaces that repel water molecules, showing little or no affinity for water
소수성의
a chemical reaction that releases heat energy to its surroundings, typically resulting in a temperature increase
발열 반응
a chemical process that absorbs heat energy from its surroundings, often resulting in a temperature decrease
흡열 반응
the weighted average mass of an atom of an element, taking into account the masses of all its naturally occurring isotopes
원자량
a fundamental unit in chemistry that represents the amount of substance containing as many entities (atoms, molecules) as there are in 12 grams of carbon-12
몰
a special paper treated with chemicals that change color in response to certain conditions, used to test for the presence of specific substances or measure pH levels
지시약지
a tabular arrangement of chemical elements organized based on their atomic number, electron configuration, and recurring chemical properties
주기율표
the process of dispersing or dissolving a substance into a solvent to form a homogeneous solution
용해화
the arrangement, composition, and characteristics of a material at a microscopic level
미세구조
denoting substances with a highly organized molecular structure, akin to crystals
결정의
the measure of how much of a substance is present in a certain volume of solution
농도
a device used to analyze the chemical composition of small samples at a microscopic scale
마이크로 프로브
a substance capable of absorbing and retaining a large amount of liquid relative to its own mass
슈퍼흡수제
a type of metallic material composed of three or more elements mixed together in varying proportions
다성분 합금
a tiny, tube-shaped structure made of carbon atoms, with remarkable strength and electrical properties
나노튜브
a phase is a distinct form of matter with uniform chemical and physical properties, separated from other forms by boundaries
상
the process where calcium or calcium salts accumulate in a tissue, making it hard and rigid
석회화
the process by which microorganisms convert carbohydrates into alcohol, acids, or gases
발효
to analyze or test a substance, typically in a laboratory setting, to determine its components or qualities
분석하다
a scientist who studies the chemical composition and processes of celestial bodies to understand the formation and evolution of the universe
우주화학자
a laboratory technique used to separate and analyze mixtures of substances based on their differential affinities for a stationary phase and a mobile phase
크로마토그래피
a type of radioactive decay where a nucleus emits a beta particle (electron or positron) to transform a neutron into a proton or vice versa
베타 붕괴
a laboratory method used to determine the concentration of a substance in a solution by gradually adding a reagent of known concentration until a reaction is completed
적정
a state in a chemical reaction where the forward and reverse reactions occur at the same rate, resulting in no net change in the concentrations of reactants and products
동적 평형
weak attractive forces between molecules or atoms, arising from temporary or induced dipoles
반데르발스 힘
a scientist or engineer who specializes in the study and production of metals and alloys, including their properties, processing methods, and applications
금속 공학자
the process by which molecules of a substance adhere to the surface of a solid or liquid, forming a thin film or layer
흡착
a renewable, alternative fuel made from organic materials such as vegetable oils, animal fats, or recycled cooking grease
바이오디젤
(chemistry) the process of separating a liquid or solution into its parts by passing electricity through it
전기분해
to disperse fine particles throughout a fluid so they remain evenly distributed without settling
현탁시키다
a specific composition of a mixture of substances, typically metals or alloys, where the melting point is at its lowest possible temperature under atmospheric pressure
공정
to make a solution or mixture weaker or less concentrated by adding more liquid
희석하다