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Science · 2023 · 1 mark
CBSE 2023 · Region 5 · Set 1 · Q4
Fresh milk has a pH of 6. To delay its curdling, a chemical substance is added to it, which is :
Official answer
From CBSE’s own marking scheme for this paper.
(D)
Baking soda (Sodium hydrogen carbonate)
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CBSE Class 10 Science past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.