What is the molecular Weight of Nitric acid (HNO3 ) ?

Related Mcqs:

1. Find the PH of a 0.001 M solution of Nitric acid HNO3?

   A. 2 B. 3 C. 4 D. 5 Submitted by: Muhammad Ali Kunbhar...

2. Consider the following redox reaction. Zn+dil HNO3? Zn (NO3)2 + N2O + H2O The coefficient number of HNO3 in the equation is__________________?

   A. 6 B. 8 C. 10 D. 4...

3. Oxygen (molecular weight = 32) diffuses at a rate of 10cm3/min under the same conditions of temperature and pressure how fast will hydrogen (molecular weight = 2) diffuse ?

   A. 20cm3/min B. 40cm3/min C. 160cm3/min D. 2.5cm3/min...

4. What is the molecular formula for Nitric acid ________ ?

   A. HNO2 B. HNO3 C. HN2O2 D. H2NO4 Submitted by: Rashid Mehmood...

5. When phenol is heated with concentrated nitric acid the product is________________?

   A. Picric acid B. o-nitrophenol C. 1 3 5 -trinitro benzene D. p-nitrophenol...

6. Which of the elements show passivity when treated with conc. HNO3?

   A. Fe B. A C. Cr D. All of the above...

7. Treatment of sucrose with conc. HNO3 gives__________?

   A. Nitrosucrose B. Glucose+ fructose C. Oxalic acid D. Laevulinic acid Submitted by: Muhammad Ali Kunbhar...

8. The determination of correct molecular weight from Raoults law is applicable to_________________?

   A. a volatile solute in dilute solution B. a non-electrolyte & non volatile solute in concentrated solution C. a non-electrolyte & non volatile solute in concentrated solute D. non volatile solute in a dilute solution...

9. What is the molecular weight of Ammonia (NH3) ________ ?

   A. 17.031 g/mol B. 18.031 g/mol C. 19.031 g/mol D. 27.033 g/mol Submitted by: Rashid Mehmood...

10. A brivalent metal has the equivalent weighr of 12. The molecular weight to its oxide will be_______?

    A. 24 B. 32 C. 36 D. 40 Submitted by: Muhammad Ali Kunbhar...