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Properties of Gases
Gases are easily expandable ,compressible unlike solids and liquids. Gases are measurured in pressure.Pressure is defined as force exerted per unit area of surface. These can be measured in several units such as kilopascals (kPa), atmospheres (atm), and millimeters of Mercury (mmHg). Gases are having a low density because its molecules are spread apart over a large volume. A gas will fill whatever container that it is in.
20ml of water sample requires 15ml of 0.1mg/l sodium carbonate using phenolphthalein indicator. state the type of acidity and calculate the acidity
an activity on any two laws of chemical combination
Because Nucleus is composed of protons and neutrons..
what is electrochemistry
90ml of an unknown concentrated chlorine was diluted with 2250l of water.The dilution now is 0.08mg/l. what is the initial concentration of the chlorine before dilution?
Q. Briefly explain acid-base titration ? Ans. A valuable laboratory technique used by chemists is called an acid-base titration. A titration is a process in which the c
Types of Substituents which Produce Directive Effect There are two kinds of substituents which generate directive effect are, (i) Those that direct the incoming group to ort
surface tension assingnment with diagram
How many grams of CO2 are produce if 42.0 mol of LiOH react?
HOW TO PREPARE IN EXAMS IN EASY MANNER?
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