The data below was recorded when metal K was completely burnt in air. K is not the actual symbol of the metal. (R.A.M; K = 56,...

The data below was recorded when metal K was completely burnt in air. K is not the actual symbol of the metal.
(R.A.M; K = 56, O = 16 )
Mass of empty crucible and lid = 10.240g
Mass of crucible, lid and metal K = 10.352g
Mass of crucible, lid and metal oxide = 10.400g
(a) Determine the mass of
(i) Metal K
(ii) Oxygen
(b) Determine the empirical formula of the metal oxide.

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(a)

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maurice.mutuku answered the question on September 17, 2019 at 06:38

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