Question

Fill in the blanks :
1. Spreading of odour of leaked LPG through out the house is occured due to____
2. The fluorescent tubes and neon sign bulbs grow because of____
3. Melting point of ice is_____​

Answer 1

Answer:

1) due to diffusion

2)When an application of high voltage is provided to the electrodes, the neon gas ionizes due to the flow of e− which thereby excite the neon gas atoms and cause them to emit light. In the case of fluorescent tubes, low-pressure mercury vapour is present which emits UV light when ionized

3) 32 F or 0 c or 273 k

IF IT IS WRONG EXCUSE ME

Answer 2

Answer:

1 due to diffusion

2 application of high voltage

Explanation:

hope it helps.