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    http://imgur.com/qPbSt5c

    Why is the answer D?
    someone explain to me
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    (Original post by qatarownz)
    http://imgur.com/qPbSt5c

    Why is the answer D?
    someone explain to me
    its already yellow which is the colour in alkali
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    (Original post by samb1234)
    its already yellow which is the colour in alkali
    ok then?
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    (Original post by qatarownz)
    ok then?
    so if it's already yellow it must already be in alkali, so adding more alkali isn't going to change anything
 
 
 
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Do you agree with the PM's proposal to cut tuition fees for some courses?

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