A students mixed aqueous soluton oi sodium carbonate with aqueous soluton oi barium chloride. He noted down the total masses oi solutons beiore and afer mixing them. a. Which law is being verified bf student? b. How total mass beiore mixing two solutons will be related to total mass afer reacton? c. Which colour will appear indicatng a color change?
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Verified answer
Answer:
When barium chloride combines with sodium sulphate in the form of their aqueous solutions, a white precipitate of barium sulphate is formed which is insoluble in water. The reaction also creates sodium chloride, which remains dissolved in water and so cannot be seen. ... So this reaction is a chemical change.
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Answer:
mera bhi colloge haii
Explanation:
मैं अल्फाज़ हूँ तेरी हर बात समझता हूँ, मैं एहसास हूँ तेरे जज़्बात समझता हूँ, कब पूछा मैंने कि क्यूँ दूर हो मुझसे, मैं दिल रखता हूँ तेरे हालात समझता हूँ।