Answer:
Aqueous carbon dioxide, CO2 (aq), reacts with water forming carbonic acid, H2CO3 (aq). Carbonic acid may loose protons to form bicarbonate, HCO3- , and carbonate, CO32-. In this case the proton is liberated to the water, decreasing pH. The complex chemical equilibria are described using two acid equilibrium equations.
PLS MARK AS BRAINLIEST
Answer:
<em> where the attacker secretly relays and possibly alters the communications between two parties who believe that they are directly communicating with each other.</em>
Explanation:
Answer:
3. ISDN
Explanation:
ISDN ( Integrated Services Digital Network ) -
It is the used for the simultaneous digital transmission of network service , data , video and voice , instead of the old circuits of the public switched telephone network ( PSTN ) , is referred to as ISDN .
The characteristic feature of ISDN is that it integrates the data and speech on the same lines , which is not possible in PSTN .
Hence, from the given information of the question,
The correct option is ISDN .
When drilling, students in a study session use flashcards to quiz one another. thus, Option B is the correct statement.
<h3>
What do you mean by drill and practice?</h3>
The term drill and practice can be described as a way of practice characterized by systematic repetition of concepts, examples, and exercise problems.
Drill and exercise is a disciplined and repetitious exercise, used as an average of coaching and perfecting an ability or procedure.
Thus, When drilling, students in a study session use flashcards to quiz one another. Option B is the correct statement.
Learn more about drill and practice:
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