3. a 1.00 g sample of a shiny grey solid was heated. at 327°c it changed to a silvery liquid; the temperature did not increase until all the solid had turned to liquid. when the liquid was cooled, it changed back to a grey solid; the mass was still 1.00g. is this substance an element or a compound? explain why.
An Act to prevent the infliction of unnecessary pain or suffering on animals and for that purpose to amend the law relating to the prevention of cruelty to animals. 1. Short title, extent and commencement. ―(1) This Act may be called the Prevention of Cruelty to Animals Act, 1960.