How many moles of gas are present in 57.20 l of argon at a pressure of 1 atm and a temperature of 0°c

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor

To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %