Signals are digitized during transmissions over wireless networks. The chart lists possible features of digital communication. 1. Digital signals carry less information per second.
2. Information can be stored for future recovery.
3. Digital signals can be transmitted over long distances.
4. Signal loss happens less frequently

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answer: enthalpy

explanation:

for a exothermic reaction, the energy is released i.e. the energy of the products is lower than the energy of the reactants.

= enthaply

= energy of products

= energy of reactants

as , thus comes out to be negative. negative value of enthalpy shows that the reaction is exothermic.

2b2t

explanation:

2b2t