How many grams of steam are produced when 675 grams of oxygen gas combust? 2C8H18 (l) + 25O2 (g) --> 16CO2 (g) + 18H2O (g)

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom

Select all that apply. using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 (s) pb+2(aq) + 2cl -(aq). the concentration of the products yield a ksp of 2.1 x 10-2: