The questions of the answers I had given chemistry ch 1 for class 9
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1 = a. 2 = c .3 = b. 4= a .5 = d .6 = c. 7 = c . 8 = d .9 = b
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kerosene
does not rise at all
happiness
cotton
insoluble heavy impurities
evaporation
vaporization
freezing
diffusion
hope it helps
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