Dilute Sulphric acid was added to compound of magnesium P. The solid reacted with the acid to form a colourless solution Q and a colourless gas R which formed a
white precipitate when bubbled through lime water.
a) Name
i)
Compound P
(1mk)
ii)
Solution Q
(1mk)
iii)
Colourless gas R
(1mk)

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest

How do you know when a chemical reaction has occurred