How many atoms of copper are there in 95.5 moles of copper? blank x 10 blank
? atoms copper

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

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

If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied