Questions

A modem is a hardware device which performs both modulation and demodulation. MODEM means (Modulator-Demodulator).

Covalent bonds are bonds formed between two non metals by sharing of electrons in their outer most orbits for stable.

A nitrogenous base is an element that contains nitrogen that have same chemical properties of the base.

SO2 has a net dipole moment and has a bent shape in its structure as water molecule. Hence it is a polar molecule.

The temperature at which a substance can exist in equilibrium in the liquid, solid, and gaseous states. The triple point of pure water is at 0.01°C (273.16K, 32.01°F).

Fructose or Levulose is the monosaccharide that is responsible for the sweet taste of fruit. 

Monosaccharides are the simplest of all sugars, contain at least three carbon atoms, and are the building blocks of all carbohydrates.