No, boiling water is NOT a chemical reaction, but it is a physical change. When water, H2 O, is in liquid form, it can be heated to a boil. Boiling...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer...
5 (a) State if each of the following is a physical or chemical change.(i) Rusting of iron nail .(ii) Toasting a slice of bread ...(iii) Boiling a kettle of water ...(iv) Decay of food --- [2](b) Give two reasons to explain your answer for part (a)(i). 相关知识点: ...
a) Cooking b) Burning c) Rusting d) Crushing e) Igniting Physical Change: A physical change is the one in which there is a change in all the different types of physical properties of a compound. These changes are found to be reversible. Answer and ...
Knowledge Check Which of the following is a physical change? ABoiling of water BBoiling of an egg CBurning of wood DBlooming of a flowerSubmit Melting of ice is a chemical change View Solution Ripening of fruit is a physical change. View Solution Powdering of sugar is a physical change...
Boiling point is a physical property. Vaporization is a physical change of state that does not involve a chemical reaction. Heating a liquid until it vaporizes allows the determination of the boiling point of the material. When the liquid is heated steadily, the temperature of the liquid rises ...
A chemical change is a permanent change. A Physical change affects only physical properties i.e. shape, size, etc. ... Some examples of physical change arefreezing of water, melting of wax, boiling of water, etc. A few examples of chemical change are digestion of food, burning of coal,...
What is a physical change? Explain with example. View Solution Recap|Activity|Physical Properties|Reversible Physical Changes|Irreversible Physical Changes|Effect Of Heating And Cooling On Materials|OMR View Solution Exams IIT JEE NEET UP Board
Pasteurization of foods and beverages is a physical change. Pasteurization process was invented by Louis Pasteur in 1864. ... The process involves killing
pictures of me online,I didn't have social media until 17.I had a smartphone from 11,and would text and call my fiends a lot.The key difference was that I was a digital viewer,not a participant.When they asked why I didn't have socia...
QUESTION 8The heating curve for a pure substance at atmospheric pressure is shown in the graph below.12090 A 0 0 0601300Time(minutes)8.1 Write down the following for this pure substance:8.1.1. Melting point 54C(1)8.1.2. Boiling point 93C(1)8.2. Is this pure substance water? Give a re...