- Si afegim una cullerada de sal a un got d'aigua, tenim una dissolució. És la mateixa situació que si afegim una cullerada de cacau instantani a un got de llet?

The charge on a charged sphere is: a)concentrated at its centerb)distributed uniformly throughout its volumec)clustered on its centerd)distributed uniformly over its surface

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages

What happens to an isotope during radioactive decay?