Metallic I’m pretty sure. :)
Answer:
An atom is the basic building block of matter. Anything that has a mass-- in other words, anything that occupies space--is composed of atoms.
BY CHECKING THE REACTIVITY OF AN ELEMENT WHICH IS MOST REACTIVE OR NOT AND YOU STUDY TYPE OF CHEMICAL REACTION IN 1 CH AND YOU CHECK THE REACTIVITY OF ELEMENTS IN 3 CH METALS AND NON METALS PAGE NO 45 IN NCERT BOOK
Answer:
The appropriate answer is "9.225 g".
Explanation:
Given:
Required level,
= 63 ppm
Initial concentration,
= 22 ppm
Now,
The amount of free SO₂ will be:
=
=
=
The amount of free SO₂ to be added will be:
=
=
∵ 1000 mg = 1 g
So,
=
=
Thus,
"9.225 g" should be added.