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Chemistry: Pick the odd one out-
1.) Iron, Lead, Copper, Zinc (is it copper as it is below hydrogen?)
2,) Sodium chloride, Lead Chloride, Silver Chloride, Mercuric chloride (is it NaCl becoz the other three form precipitates?)
Plz confirm
and explain why Ammonia solution is used to remove oil and grease stains from clothes.
asked by Ãwe§♥m€ l¥k tHât (aria124) 7 years ago
2

+ 1 more questions by aria124  

How do ur schools conduct the 20mks internals(practicals,orals etc.) do they give full marks to everyone?? bcoz I lost a few marks in my practicals and my orals were not good either soo I am really scared.........
asked by Vratika Moolrajani (vratika_moolrajani) 7 years ago
2

+ 3 more questions by vratika_moolrajani  

Choose d odd one :
Cell wall , cell membrane, plastid, ribosomes, mitochondria
asked by Sohan_SR (sohansr) 7 years ago
4

+ 4 more questions by sohansr  

Guys, is Anadra a linear settlement or a nucleated settlement? I think it is a linear settlement but my Geography teacher thinks otherwise....
asked by Heisenberg (heisenberg_11) 7 years ago
1
In what matters does Lok Sabha and Rajya Sabha have equal powers?
asked by Extravagance (alyazalea) 7 years ago
2

+ 7 more questions by alyazalea  

In chemistry,
is there an easy trick to study equations
asked by Thaarini arun (thaaru) 7 years ago
4
what is titration? give an eg too
asked by Prv1 (prv1) 7 years ago
1
In uniform circular question is there any acceleration?
asked by Siddharth (sid_9869) 7 years ago
2

+ 1 more questions by sid_9869  

Four cells each of EMF 2 V and internal resistance 0.1 ohm are connected in series. The combination is connected to an ammeter of negligible resistance, a 1.6 ohm resistor and an unknown resistor R1.the current in the circuit is 2 A .find the total resistance in the circuit & total EMF.
asked by Jam mep (throne) 7 years ago
1
If (x/a)=(y/b) , show that [(x^2 +a^2)/(x+a)] + [(y^2+b^2)/(y+b)] = [(x+y)^2 +(a+b)^2]/(x+y) +(a+b)
Copy it in your notebook, question will appear simpler.
This is from ML Aggarwal Maths class 10, chapter 8, example 17.
Process given in book is 'k' method which isn't accepted by ICSE.
So,I want a method which ICSE accepts.
asked by Shubham Patel (idontknow30) 7 years ago

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