railway RRB Technician Grade 1 Mock Test 2024 General Knowledge

ନିମ୍ନଲିଖିତ ଦ୍ରବଣ ମଧ୍ୟରୁ କେଉଁଟି କ୍ଷାରୀୟ?

1

[H+] = 1 × 10-4Mol/l

2

[H+] < 1 × 10-7Mol/l

3

[H+] > 1 × 10-7Mol/l

4

[H+] = 1 × 10-7Mol/l

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