Question

molecule of elements​

Answer 1

Question ---✓

molecule of elements

Answer ---✓

When object is placed between the pole and focus of a concave mirror, the image is formed behind the mirror, it is virtual, erect and larger than the object. ... (b) One use of concave mirror based on the formation of image as in case (i) above: As a shaving mirror.

Answer 2

Answer:

A molecule is defined as two or more atom of the same element different elements that are bound together. A molecule may be homonuclear, which mean, it's contain of atoms of one chemical element, as with oxygen (O2) ;