If the average atomic mass of an element is 16.25 amu. What is the mass number of the most abundant isotope?

In any energy conversion, some of the energy is lost to the environment as question 5 options: electrical energy potential energy sound energy thermal energy

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2