Sagar

i own a lg p500....

i want to play HD games on ma cel but the games go out of my screen.....

can anything be done ???

1st set

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1)how will you distinguish between CuO and ZnO using HCl?

2)how will you distinguish between MnO2 and CuO using HCl?

3)how will you distinguish between Fe and Cu using HCl?

4)how will you distinguish between calcium nitrate and lead nitrate using NH4OH?

5)how will you distinguish between CuSO4 and lead hydroxide using NH4OH?

6)how will you distinguish between Ammonium sulphate and sodium sulphate ?

7)how will you distinguish between Ammonium sulphate and ammonium nitrate ?

2nd set

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1) equation-a salt of a weak acid to an acidic gas

2) equation-ammonium carbonate from ammonium salt

3) equation-ammonium phosphate from ammonium salt

3rd set

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1) how will you prove ammonia has hydrogen?

2)why does pure HNO3 fume in air?

3)the brown fumes of nitric acid are stringer when copper is added to nitric acid and heated than when heated alone -- reason?

4)Sulphuric acid can be used in the preparation of HCl but not for the preparation of HI --reason ?

plss ans. if you know any of the ans..

plss help.

i am making a program for ma project.

i am makin the project in BlueJ

i wanted to print like ....it should say "calculating the sum ..please wait " and then there should be series of dots like (" . . . . . ") but the dots should come after few seconds like first dot then 2 seconds pause then the second dot ..

provide me the small source code needed..

pls help

when do we use at and in .

1) he is good at english or he is good in english ?

2)he is good at sports or he is good in sports?

3)he is good at repairing or he is good in repairing?

....

I am totally confused when to use at or when to use in these type of sentences ..pls help

nd pls give the right answers to the above 3 sentences

marbles are kept in a row like OOOOOO

when one marble is hit on one side, one marble is displaced from other side ;

when two marbles are hit on one side, two marbles are displaced on the other side;

and same with three and four marbles .....

WHY the same numbers of marbles are displaced as the number of marbles are hit ??

only 2 is under root ...1 is not under root...

x=multiplied

Hydrogen chloride and methane both contain the common element hydrogen even then an aqueous solution of hydrogen chloride is termed an acid while that of methane is not.

question continued-If the density, the radius and the tension of wires are the same, calculate the ratio of their lengths.pls help me out

physics:sound

question continued- The hotel manager gives them a discount of rs 5..while taking the money the waiter kept rs2 with him and gave bak the three there rs 3...so now each one has paid rs 24(as they got re1 back).....now 24x3(money paid by the guys)+2(takin by the waiter)=72+2=rs74....so where did the re 1 go...pls answer:(:(