51.86% of all the isotopes of an element have a mass of 106.82 amu and 48.14% have a mass of 109.03 amu. What is the average mass of this element?

State and explain the three laws of chemical combination

Write a balanced equation for the combination reaction described, using the smallest possible integer coefficients. when diphosphorus pentoxide combines with water , phosphoric acid is formed.

Me. science how are evaporation and transpiration similar? question 2 options: they both occur in the biosphere. they both process water in its solid state. they are both processes in which liquid water is changed into water vapor. both processes occur immediately before precipitation in the water cycle. save