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How can you decide whether an observed property of matter is a physical or chemical property?
Write an equation for your preparation of acetyl chloride
The SMA compont of an element that cannot be sub-divided and still retain the chemical properiets of that element is defined as what
A chemical reaction is known to occur spontaneously under standard conditions. Which of the following statements is/are true (more than one answer may be selected):
What is dry THF. And can we use it as a general solvent in synthesis of ionic reactions of alkyl halides.
calculate the ph of a solution formed by mixing 250.0 ml of 0.15 m nh4cl with 100.0 ml of 0.20 m nh3. the kb for nh3 is
trigonal bipyramidal E.octahedral F. T-shaped, G. see-saw, butterfly, or unsymmetrical tetrahedron, What is the hybridization of antimony
Vitamin C contains 40.92% C, 4.58% H, and 54.5% O by mass. What is the empirical formula of Vitamin C
Amstop Company issues $20,000,000 of 10-year, 9% bonds on March 1, 2007 at 97 plus accrued interest. The bonds are dated January 1, 2007, and pay interest on June 30 and December 31. What is the total cash received on the issue date?
complete and balance the equations for each of the following reactions: a)KHCO3(s)+HBr(aq)> b)Ca(s)+H2SO4(aq)> c)H2SO4(aq)+Ca(OH)2(s)> d)Na2CO3(s)+H2SO4(aq)>
Empirical and Molecular Formula of Adrenaline, Adrenaline contains 59% C, 7.1% H, 26.2% O and 7.7% N and has a molar mass of about 180 g/mol.
A 50 mL soln. of Mg(NO3)2 is mixed with a 50 mL solution of NaOH. The resulting precipitate, Mg(OH)2, that forms is 2.97g. Determine the concentration of solution of Mg(NO3)2
at 0.967 atm the height of mercury in a barometer is 0.735 m. if the mercury were replaced with water what height of
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