Question

who invented chair?
nd what is acid?​

Answer 1

The ancient Egyptians are believed to be the first to invent a four-legged seat with a back, better known to most as a chair. The earliest examples have been found in tombs dating as far back as 2680 B.C.

And

An acid is any hydrogen-containing substance that is capable of donating a proton (hydrogen ion) to another substance. A base is a molecule or ion able to accept a hydrogen ion from an acid.

hope it is hope full ☺️

Answer 2

Answer:

1. Who invented chair?

ans: The ancient Egyptians invented chair.

2.What is acid?

ans: The chemical which contains mostly hydrogen atom .

plz add me as brainliest

My own answer!!