The molar mass of an organic acids is determined by____________?

Related Mcqs:

1. A compound is determined to have an emperical formula of C2H6O and a molar mass of 138 g/mole. What is the molecular formula?

   A. C2H6O B. C6H18O3 C. C6H12O6 D. C2H5O Submitted by: Muhammad Ali Kunbhar...

2. Hydrogen effuses four times more rapidly than volume of an unknown gas molar mass of unknown gas should be_______________?

   A. 16 gmol-1 B. 32 gmol-1 C. 48 gmol-1 D. 64 gmol-1...

3. A substance is analyzed and found to have an emperical formula of CH2 and a molar mass of 56g/mole. What is the molecular formula of the compound?

   A. C2H4 B. C3H6 C. C4H8 D. C5H10 Submitted by: Muhammad Ali Kunbhar...

4. Ammonium cynanate was 1st Inorganic compound that was converted into an Organic compound (in Lab) through boiling water. The organic compound was____.

   A. Methane B. Ethanol C. Acetic acid D. Urea Submitted by: Aamir khan Hullio...

5. By which method the molecular mass of benzene was determined as 78.108 ?

   A. Specific gravity method B. Vapour density method C. X-ray diffraction method D. Distillation methos...

6. Mass spectrometer is used to determine Mass number of isotopes and___________________?

   A. Atomic number B. Relative abundance C. Electronic configuration D. All of the above...

7. A sample of an iron and oxygen ore has a mass of 35.8 grams. The iron in the compound has a mass of 27.9 grams. What is the percent iron in the ore?

   A. 74% Fe B. 75% Fe C. 77% Fe D. 78% Fe Submitted by: Muhammad Ali Kunbhar...

8. The Lewis acids are__________________?

   A. Electron deficient B. Electron rich C. Octet is complete D. No such acids exist...

9. Nucleic acids were first demonstrated in_________________?

   A. Pus cells B. Sperm heads C. 1872 D. all of the above...

10. The reaction of carboxylic acids with alcohols in presence of cone. H2SO4 is called _________________?

    A. esterification B. neutralization C. hydrolysis D. saponification...