Calculate the molarity (m, moles solute / liter of solution) of a solution that is made by dissolving 3.456 mmoles of barium perchlorate in enough water to form a 432.1 ml solution.

He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)

Ill give u brainliest pls how is mass of carbon conserved during cellular respiration