Question

2.4 gram of coal sample was weighted in
silica crusible after heating , for 1 hour at
110°C the residue weighted as 2.25 gram
the Crusibal was then covered with lead
and shongly heated for 7 min at 950°c
the residue weighted as 1.42. gram
Crisibal was further heated untilled a
constant weight was obtain the last
residue was
found to be 0.22 gram
calculate the percentage results of the
above analysis.
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Answer 1

Answer:

Format

Subject:- Applied Chemistry 2.

Topic:-

Difficulty:- Medium

Explanation-

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Answer 2

Answer:

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here's your answer in the photo okayyyyy