Determine tres diferentes conjuntos de cantidades de soluto y volúmenes de solución que se pueden utilizar para hacer una solución cuya concentración sea 0.75 M

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.