Question

गजाचे रासायनिक सुत्र काय आहे​

Answer 1

Answer:

the indefinite continued progress of existence and events in the past, present, and future regarded as a whole.

"travel through space and time"

2.

Answer 2

Answer:

Copper and mercury metal does not react with dilute hydrochloric acid as it comes after hydrogen in the activity series, i.e., they can't replace hydrogen from hydrochloric acid..