If a new element were discovered and it was found to form 1− ions, in which group would you place it in the periodic table?

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

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?