PLEASE HELP ME ASAP What volume (mL) of concentrated H3PO4 (14.7 M) should be used to prepare 125 mL of a 3.00 M H3PO4 solution.

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a. the mitochondria b. the nucleus c. the vacuoles d. the endoplasmic reticulum