Question

a.identity the phases that exist in a copper pan containing two iron nails ,a litre of water and four glass marbles b.A beaker contains clear, colourless liquid.How would you determine whether it contained dissolved table salt without tasting it? c. suggest a separation method for the following mixtures into two components- 1.sugar and sand 2.iron and sulfur

Answer 1

Cu pan is solid
iron nails solid
water liquid
glass marbles supercooled liquid.

Answer 2

V is the symbol of which element