Measurements show that the ph of a particular lake is 4.0. what is the hydrogen ion concentration of the lake? measurements show that the ph of a particular lake is 4.0. what is the hydrogen ion concentration of the lake? 4% 10-4 m 10-10 m 104 m 4.0 m

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!

A5.00 g of a in . g of at aa 5.00 g of b in . g of .?at .

What is the difference between covalent bonds and ionic bonds? covalent bonds involve the sharing of electrons between atoms; ionic bonds involve the electrical attraction between charged atoms. covalent bonds involve the transfer of electrons between charged atoms; ionic bonds involve the sharing of electrons between atoms. covalent bonds involve the sharing of pairs of electrons between atoms; ionic bonds involve the sharing of single electrons between atoms. covalent bonds involve the sharing of electrons between atoms; ionic bonds involve the sharing of protons between charged atoms.