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Q. What do you mean by Mixtures of Matter?
A mixture is a mixture of two or more pure substances in which each substance retains its individual properties. Concrete mainly rocks most metal objects all food and the air you breathe are mixtures that are frequently composed of many different substances and the composition of a mixture is variable. For instance the composition of salt water can be varied by changing the amount of salt or water in the mixture.
If you were to combine 120.0 mL of 0.100 M HCL with 3.25 grams of calcium metal, how many grams of hydrogen gas would you make?
how can the melting point be used to determine the purity of organic compounds
What is linear geometry The beryllium (Be) bears two groups, and thus has linear geometry. The H-Be-H bond angle is 180°.
NaCl
(a) Write chemical equations for the reactions of glucose with (i) Acetic anhydride and (ii) ammoniacal silver nitrate solution. (b) Draw simple Fischer projections of D-g
Merits of atomic fluorescence spectrometry technique: The merit of the AFS methods lies within the greater sensitivity achievable because of low background and interference.
Nucleophilic Replacement Reactions (i) Several replacement reactions, majorly at the saturated carbon atom in aliphatic compounds like alkyl halides, are brought about by nucl
The shape of 2p orbital is ; (1) Spherical (2) Ellipsoidal (3) Dumb-bell (4)Pyramidal ans: Dumb-bell
Which of the following set of quantum numbers is correct for the 19th electron of chromium: n l m s (a) 3 0
i want some solved numerical problems on this topic
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