Tench fish can’t survive salt concentrations beyond 1%. in which two areas can these fish be found?
lakes
oceans
rivers
seas

what's the rest of the question

density and pressure

answer/// wohler;

bradycardia ( blood presssure below 120/80mmhg )

it is contraindicated to give nitroglycerin to patients with blood pressure that is lower than normal range because the drug can cause blood pressure to drop further. it can lead to paradoxical bradycardia and less commonly, threatening hypotension.