Chemical Kinetics Part 2

Section: Chemistry

Question : 3 of 111

Marks: +1, -0

The half-life of ‌65Zn is 245 days. After x days, 75% of original activity remained. The value of x in days is ____ . (Nearest integer)
(Given: log‌3=0.4771 and log‌2=0.3010 )

[24 Jan 2026 Shift 2]

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