Homogenous matter - Study guides, Class notes & Summaries

Of the following only,_________ is an extensive property. -Temperature -Boiling point -Freezing point -Density -Volume correct answer: Volume In the following list, only __________ is not an example of a chemical reaction. -the production of hydrogen gas from water -chopping a log into sawdust -the tarnishing of a copper penny -burning a plastic water bottle -charging a cellular phone correct answer: chopping a log into sawdust In which of the following numbers ar...

GED Science Question with complete solution 2023 (UPDATED)Abiogenesis - correct answer Belief that livings things may develop from lifeless matter Acid - correct answer A compound that In water produces hydrogen ions, usually tastes sour, a pH less than 7 Acid rain - correct answer rain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with water Alloy - correct answer Homogenous mixture composed of...

Matse 201 Exam 2 Questions With Verified Answers phase a chemically and structurally homogenous state of matter α single alpha phase; where solid solution between 2 components exist L+ α 2 phase region, mix of liquid phase and alpha phase containing both components ; Degrees of freedom refers to number of externally controlled variables( temp, pressure, system composition) which must be specified to define the state of the system F=C-P+2 where .. F= deg. of freedom C= ...

Abiogenesis - Answer- Belief that livings things may develop from lifeless matter Acid - Answer- A compound that In water produces hydrogen ions, usually tastes sour, a pH less than 7 Acid rain - Answer- rain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with water Alloy - Answer- Homogenous mixture composed of two or more metals Amoeba - Answer- A type of Protozoan that has no permanent shape Amo...

1) Ethanol, like any material in this universe, is matter. Which of these is NOT matter? - correct answers Light 2) Explosions! which part of the explosion event is NOT considered a chemical change? - correct answers Carbon dioxide expands 3) Your mission to get a high concentration of Ethanol from Ethanol 20% (v/v) What type of matter is Ethanol? - correct answers Homogenous mixture 4) What kind of phase change is happening to these particles? - correct answers Sublimation 5) Next o...

Middle School Science Praxis 5442 Exam Study Guide. Matter - answerAnything that has mass and takes up space. John Dalton - answerProposed elements were made of atoms; this theory is the Atomic Theory of Matter. Sir Joseph John (J.J.) Thompson - answerDiscovered electrons; pictured electrons embedded with protons. Ernest Rutherford - answerAtoms have positive nucleus; electrons orbit in empty space. Sir James Chadwick - answerExistence of neutrons in the nucleus. Physical Property - ans...

Chem 120 JMU Wilson Test 1 | Questions and Correct Answers | Latest Update 2024/2025 | 100% Pass Fahrenheit - Answer -1.8(C) + 32 Celsius - Answer -(F-32)/1.8 Physical property - Answer -properties can be observed without changing the identity of the substance under observation Chemical property - Answer -properties can only be observed during a change int he identity of the substance under observation examples of chemical properties - Answer -corrosive, combustible, mutagenic, terato...

BIOLOGY 93 UCI MIDTERM 1 KEY TERMS QUESTIONS AND ANSWERS 100% PASS Hypothesis - Correct Answer ️️ -a tentative answer to a well framed question - an explanation on trial Prediction - Correct Answer ️️ -A logical statement about what will happen if the hypothesis is correct. Experiment - Correct Answer ️️ -a repeatable procedure that is used to test a hypothesis (a scientific test carried under controlled condition) Variable - Correct Answer ️️ -factors that vary in an exp...

CHEM 1311 Exam 1 Questions with Correct Answers chemical property - Answer-the way substances may change/react to become another substance physical property - Answer-can be observed without any change to identification and/or composition matter - Answer-anything that has mass and occupies space reactivity, stability, flammability, toxicity, fermentation - Answer-examples of chemical properties malleability, ductility, conductivity, viscosity, boiling/melting point - Answer-examples...

Chemistry - correct answer Study of matter -composition -structure -energy changes it goes through Matter - correct answer -is all around us -can be identified by its physical or chemical properties -any substance regs takes up space (volume) and has mass Atom - correct answer Most simple form of matter Element - correct answer -homogenous -cannot be broken down simpler by physical or chemical means -atomic numbers -periodic tables -represented by one or two letters Compound...