Sclerenchyma cells are the permanent tissue present in plants. They provide rigidity and rigidity to the plant and are made up of dead cells. This tissue is present in the veins of leaves, around the vascular bundles in the stems ...

Vinegar is a homogeneous mixture of water and acetic acid because its constituent are uniformly distributed throughout the bulk of medium.

Arsenic is a metalloid because it shows properties of both metal and non-metal.