Why are soft drink made with chilled water rather than water at room temperature?

Related Mcqs:

1. Rate of evaporation of petrol is greater than that of water at room temperature because:

   A. petrol molecules do not have any hydrogen bond
   B. petrol is an organic compound
   C. water molecules have small size
   D. petrol molecules have greater size

   Submitted by: Mansoor Ul Haque

2. Which one of the following gases is readily soluble in water at room temperature?

   A. Chlorine
   B. Nitrogen
   C. Ammonia
   D. Carbon dioxide

   Submitted by: ABDUL HAYEE

3. An egg sinks in soft water but floats in a concentrated solution of salt because?

   A. egg absorbs salt from the solution and expands
   B. albumin dissolves in salt solution and egg becomes lighter
   C. the density of salt solution exceeds the density of eggs
   D. water has high surface tension

   Submitted by: Malik Asghar Hussain

4. Which metallic element is liquid at room temperature?

   A. Zinc
   B. Nickel
   C. Lead
   D. Mercury

   Submitted by: Danish Balani

5. Which of the following is a Non Metal that remains Liquid at room temperature?

   A. Phosphorous
   B. Bromine
   C. Chlorine
   D. Helium

   Submitted by: Muhammad Ashhar khan

6. Which are the only two elements on the periodic table that are liquid at room temperature?

   A. Mercury and Bromine
   B. Carbon and helium
   C. Nitrogen and Hydrogen
   D. Oxygen and Neon

   Submitted by: Ashfaque Ali Khoso

7. Which Gas is used in the preparation of Soft drinks?

   A. Oxygen
   B. Carbon dioxide
   C. Nitrogen
   D. Halogen

   Submitted by: Iram Saleem

8. Why the needle of iron swims on water surface when it is kept gently ?

   A. It will remain under the water, when it will displace more water than its weight
   B. the density of needle is less than that of water
   C. due to surface tension
   D. due to its shape

   Submitted by: Abid Hussain

9. When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________?

   A. Visible
   B. Transparent
   C. Invisible
   D. opaque
   E. None of these

10. When a person enters a dark room from bright light he is not able to see clearly for a little while because the?

    A. Eye is unable to adjust itself immediately
    B. Retina becomes insensitive momentarily
    C. Iris is unable to dilate the pupil immediately
    D. Distance between the lens and retina take time to adjust