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Im on my friedns computer and its horrible... Its not even able to load a question paper
im completely the opposite case haha, my computer does not load and iam using my friend computer to load the paper.
what do v use n how do v noe it?Sn has the variable valencies of 2 and 4.
While, Ag has the variable valencies 1 and 2.
Usually they would most probably specify what we are supposed to use or we have to deduce it as we did in this question.what do v use n how do v noe it?
Diffusion is the movement of one kind of particles through another kind due to its kinetic energy (that makes it move).ummmmmmm guys can any body help me plz ?
i want a convincing anwer to 'use the kinetic theory to explain the process of diffusion' !!
but this question normally would be for 3 marks ,,, so this anwser would be enough !!Diffusion is the movement of one kind of particles through another kind due to its kinetic energy (that makes it move).
hope dat helped..
It's zinc and the reason would be since the mass of zinc has become constant, it shows that there is no more iodine to react with the zinc.http://www.xtremepapers.com/papers/CIE/Cambridge IGCSE/Chemistry (0620)/0620_s05_qp_3.pdf
2 c) i) What's the reason?
dis ans would b enough?but this question normally would be for 3 marks ,,, so this anwser would be enough !!
but thanx anyway
I am sorry i have no answer for the first question.what does the square sign indicates in things like (CH2)2 -CH2-CH3
BREAKING BOND, FORMING BOND, BOND ENERGY AND WHAT IT HAVE TO DO WITH EXOTHERMIC AND ENDOTHERMIC
my unsolved questions remain unsolved, need help
please sby ans dis i need 2 go 2 sleep..qp33_w10_chem. 5(b)(iv) can i have d structure wid d bonds?
square signs like what?what does the square sign indicates in things like (CH2)2 -CH2-CH3
BREAKING BOND, FORMING BOND, BOND ENERGY AND WHAT IT HAVE TO DO WITH EXOTHERMIC AND ENDOTHERMIC
my unsolved questions remain unsolved, need help
Sodium and potassium decompose when heated to their nitrites and oxygen.Nitrates nitrites... which metals give nitrates and which give nitrites quickly exam is tomorrow!
NO2-1Whats the formula for a nitrite?! and thanks dude
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