text: what is the specific heat of water and vegetable oil? kindly include the source of your answer.. thanks. the specific heat of water is 1 calorie/gram °c = 4.186 joule/gram °c  source: me.  you can find this anywhere.  vegetable oil: 1.67 joule/gram °c.  source: http://www.engineeringtoolbox.com/specific-heat-fluids-d_151.html