Can someone help me out please? Silicone has three naturally occurring isotopes. They have mass numbers of 28, 29, 30. If the atomic mass of silicone is 28.086, which is the most abundant? Explain

The pressure in a fluid is affected by which characteristics of that fluid

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients