A student is trying to calculate the density of a can he already knows the mass but he needs to determine he volume as well which of the following formulas can be used to calculate the volume of the can

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water

The diagram shows the development of the oocyte and the follicle during the menstrual cycle. identify at which stage in the cycle the hormone levels are at their highest and most active.

Earths energy sources include both renewable and nonrenewable resources. name at least three sources of energy that could be used in your house. then describe the ideal energy source for generating most of your homes electricity, and explain why you chose that source. can someone give me some ideas, i’m kinda confused.