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In polar covalent molecule, one atom gets positive charge and the other one takes negative charge as known as dipole.
why ice flots on water
1. A sample of water contains: suspended matter = 100 mg; Ca(NO3)2 = 16.4 mg/L; MgSO4 = 24 mg/L; MgCl2 = 19 mg/L; NaOH = 40 mg/L and KOH = 56 mg/L. Calculate temporary, permanent a
two oxides of a metal contain 27.6% and 30% oxygen. if the formula for the first oxide is m3o4 then what is the formula for the next oxide?
Unlike components of the 3 d series, 4 d and 5 d elements have little simple aqueous cationic chemistry. The main exceptions are La3+ and Y3+, and Ag+, which builds some soluble
Q. Quantum Mechanical Model of the Atom? Ans: Using quantum mechanics, scientists realized that the exact location of an electron could not be determined. Instead, only the p
Ask quThe maximum number of electrons which each sub-shell can occupy is 2(2l+1)
Addition reactions - Organic Chemistry Addition reactions are given by those compounds that have at least one p bond, i.e.,
what is the equation of legal test?
In a design of a tower, water is chilled from T wa = 65°F to T wb = 45°F. The inlet water is w a = 1000 lb/h. Calculate the amount of water that evaporates and the mass flow of
The mathematical expression used for expressing the rates of chemical reaction is given below by taking two different set of chemical reactions. Reactions involving same s
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