List two main observation of experimental setup
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When test tube is heated on the bunsen burner it will decompose. If heated strongly we can observe brown fumes of . we can show decomposition by another means. If we bring a stick which has been put off after burning for a few seconds near the mouth of the test tube.
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When test tube is heated on the bunsen burner it will decompose. If heated strongly we can observe brown fumes of . we can show decomposition by another means. If we bring a stick which has been put off after burning for a few seconds near the mouth of the test tube.
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