How much energy in Calories would be transformed within your body if you consumed 25 grams of carbohydrates

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)

Which substance has non polar covalent bonds

What is the value of the standard enthalpy of formation of an element in its most stable form?