Reason — The boiling position of drinking water will increase by addition of salt to it. If common salt is included to water, it boils in a temperature larger than 100° C.
This internal Electricity includes the kinetic Vitality in the molecules (their motion) together with the possible Strength associated with their intermolecular forces and interactions.
The melting issue of a compound decreases from the presence of impurities in it. The melting position of ice decreases from 0 ° C to -22 ° C on mixing salt to it in good proportion.
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(ii) When a substance on heating undergoes a alter in It really is period without modify in it's temperature then common opportunity Power of molecules improves.
Learners planning for Class 11 ISC examinations ought to remedy the sample papers supplied by the board for far better conceptual awareness. ISC Class 11 Sample Papers enable college students analyse the necessity of ideas based on the Examination pattern and syllabus.
nta.ac.in/NEET. The NEET hall ticket might be unveiled by NTA one particular week prior to the Test. NEET 2026 will likely be conducted in CBSE Class 11 Chemistry offline manner as well as authority will declare the result on its Formal Internet site in scorecard variety.
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(a) A calorimeter is actually a cylindrical vessel which can be accustomed to measure the quantity of warmth obtained (or lost) by a physique when it can be blended with the other entire body.
Since maths is your more issue, in the event you comprehensive another five programs but fall short maths, you might continue to be viewed as possessing handed.
C. Gentle waves diffract proficiently as a result of the one slit of the open doorway, but sound waves are not able to.
Particular heat capacity c=Amt of heat energy suppliedmass×increase in temperaturetextual content Distinct heat capacity c = dfrac textual content Amt of warmth energy supplied text mass times text rise in temperature Specific heat potential c=mass×rise in temperatureAmt of heat Vitality supplied
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