Problem related to molality
Help me to solve this problem. What is the molality of a solution which contains 18 g of glucose (C6,H12, O6) in 250 g of water: (a) 4.0 m (b) 0.4 m (c) 4.2 m (d) 0.8 m
discuss practical uses of coordination compounds
what is the molar conductance of chloropentaamminecobalt(III) chloride?
In zinc blende structure, zinc atom fill up:(a) All octahedral holes (b) All tetrahedral holes (c) Half number of octahedral holes (d) Half number of tetrahedral holesAnswer: (d) In zinc blende (ZnS
Describe the number of electrons in the benzene? Write a short note on it?
A 500 gm tooth paste sample has 0.2g fluoride concentration. Determine the concentration of F in terms of ppm level: (a) 250 (b) 200 (c) 400 (d) 1000Answer: (c) F-ions in ppm = (0.2/500) x 106 = 400
Choose the right answer from following. The molarity of pure water is: (a) 55.6 (b) 5.56 (c)100 (d)18
What do you mean by the term alum? Also illustrate its uses?
Briefly state the wavelengths which the human eye can see?
Normal 0
The accuracy of your written English will be taken into account in marking. 1. (a) Identify the spectator ions in the following equation &nb
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