The seed planted at extreme cold or in the region of frozen ice do not germinate, why?​

List one type of erosion and describe how it happens?

On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2