1.scientists who capture fish from depths of 1000m or more for study have to bring them to the surface in pressurized containers. why do they do this?
2.a car of mass 600 kg has four tyres each of surface area 0.005m^2. determine the pressure exerted by each tyre on the ground
3.give reasons
a.non metals general do not displace hydrogen from dilute acids
b.aluminium easily combines with oxygen but still can be used for making kitchen utensils
4.can we store ferrous sulphatebsolution in zinc container?give reasons and write the chemical equation involved
4 answers
@PsyDAG these poor kids asked this only beczuse they have a doubt they write what they know and what they dont know they ask to people who know and if you dont know then keep quiet let the geniuses answer loser
Exactly! If the kids have a doubt they will have to ask someone, right? Doing their homework without knowing what the real answer is isn't going to take them anywhere!
I agree mom and dad. PsyDAG, you have disappointed all of us!
I can't believe you dad. I have you.