What is the pressure, in mmHg, of a 4.50 g sample of O2 gas, which has a temperature of 42.0 °C, and a volume of 2500 mL?

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

What is the value of keq for the reaction expressed in scientific notation

Which of the following compounds would be expected to have the strongest ionic bonds? a)the compound that has b)the largest ions with the greatest charge c)the compound that has d)the largest ions with the least charge the compound that has the smallest ions with the greatest charge the compound that has the smallest ions with the least charge