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C.P of 1300 gm = Rs 1000 CP of 780 gm = Rs 600 SP of 780 gm = Rs 1000 % profit = (400/600)× 100 = 66.66% approx.
Which element is used in pencil leads?
When acid reacts with metal carbonate, _______ is/are formed.
Pepperonil, ethyl acetate, butyraldehyde and nitrate are some common adulterants used in ____________
The combining power of an element is called its:
Aqua regia, which can dissolve gold, is a freshly prepared mixture of concentrated hydrochloric acid and concentrated ______.
Petroleum is a mixture of-
Which of the following is a non-metal?
The green colour of the leaves is due to-
CALCOCITE is an ore of :
Match the following Functional group with their respective Chemical name.
Functional Group �...