Which of the following describes the specific copper ion in the compound, CuS?

Cupride ion

Copper (I) ion

Copper (II) ion

Cupride (I) ion

Emission results in the release of energy without any apparent change in mass or nuclear charge. alpha particle beta particle gamma ray omega particle

Atoms of different elements have different numbers of protons. true or false.

A drop of water placed on a smooth, dry surface will form a dome-shaped droplet instead of flowing outward in different directions. Which of these best explains this observation? A. The bonds between hydrogen and oxygen atoms are too strong. B.

What kind of chemical change do you thing occurs when a banana peel turns brown in the open air

Is 6.022x 10^23 carbon atoms a mol

Match the factors which affect the rate of dissolving/dissociation/diffusion.

How would the equilibrium of an exothermic reaction at 25°c be affected if the temperature of the system were reduced? (hint: apply le chatelier's principle) ?

Which is the most practical argument for the continued funding of space exploration? a) Space exploration will one day show whether life exists on other planets in star systems similar to ours.

33 protons 36 electrons 45 neutrons

The periodic table includes all of the known elements in the world. how are elements arranged on the periodic table?