A calorie is a unit of measurement that measures what?

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

What effect might melting sea ice have for people who live in coastal areas?

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)