1
KCET 2026
MCQ (Single Correct Answer)
+1
-0
From the given information, select the suitable law of chemical combination:
| Cupric Carbonate | % of Cu | % of C | % of O |
|---|---|---|---|
| Natural Sample | 51.35 | 9.74 | 38.91 |
| Synthetic Sample | 51.35 | 9.74 | 38.91 |
2
KCET 2025
MCQ (Single Correct Answer)
+1
-0
Which of the following methods of expressing concentration are unitless?
3
KCET 2025
MCQ (Single Correct Answer)
+1
-0
Select the INCORRECT statement/s from the following:
(a) 22 books have infinite significant figures
(b) In the answer of calculation $2.5 \times 1.25$ has four significant figures,.
(c) Zero's preceding to first non-zero digit are significant
(d) In the answer of calculation $12.11+18.0+1.012$ has three significant figures
4
KCET 2024
MCQ (Single Correct Answer)
+1
-0
0.48 g of an organic compound on complete combustion produced 0.22 g of $\mathrm{CO}_2$. The percentage of C in the given organic compound is
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