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Q. Define homogeneous mixture?
A homogeneous mixture is one which has a constant composition throughout. By mixed sugar in water you create a homogeneous mixture. A homogeneous mixture is as well called a solution. In results the atoms and / or molecules of two or more substances are completely mingled with one another. Solutions don't have to be solids dissolved in liquids they can be mixtures of various states of matter. For instance air is a gaseous solution containing carbon dioxide, nitrogen, oxygen, argon, water vapour and small amounts of other gases. An alloy is a homogeneous solution (mixture) of two or more metals or of metals and non-metals. An Alloys are considered to be solid solutions.
Desiccants (drying agents) can often be regenerated by heating. A desiccant that is commonly regenerated is CaSO 4 ?2H 2 O:
a) The Strength of ionic bond b) Stability of the Ionic compound c) Ease of formation of the Ionic bond enhances
Did Nitrogen undergoes Friedel-Crafts reaction?
20ml of water sample requires 15ml of 0.1mg/l sodium carbonate using phenolphthalein indicator. state the type of acidity and calculate the acidity
what are comis salts .
about potassium manganate
Antimicrobials: These are the chemical substances employed to cure infections because of micro-organisms. These are as well known as microbes. Any creature that causes disease
Q. Describe about Dioxides? These are generally obtained by heating the element in air. The dioxides of Se and Te can also be prepared by treating the element with conc. HNO, f
Uncertainty principle gave the concept of: (1) Probability (2) An orbital (3)Physical meaning of Ψ the Ψ (4)All the above Ans: Probability
Cleaning action of soap and detergents
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