Sour taste of Coca Cola is due to the presence of
1). acetic acid
2). phosphoric acid
3). hydrochloric acid
4). formic acid
Food-grade phosphoric acid (additive E338) is used to acidify foods and beverages such as various colas, but not without controversy regarding its health effects.
1. Which of the following alkali metals has highest specific heat?
2. Glycol is added to aviation gasoline because it
4. The monomer of polythene is
5. The anode in a dry cell consists of
6. Ethanol containing 5% water is known as :
7. The major constituent of air is
8. The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is
9. Which of the following gases will effuse out of football bladder most quickly ?
10. Which halide is used in making sensitive emulsion on photograhic film