How many moles are present in 10.5 grams of NaCl?

What organelle does the process of cellular respiration?

why do these energy levels mean that the atom will show an emission spectrum of individual lines rather than a continuous spectrum of emitted lights?

How many orbitals are in the 5th energy level?

When electrons are removed from the outermost shell of a calcium atom, the atom becomes A) an anion that has a larger radius than the atom. B) an anion that has a smaller radius than the atom. C) a cation that has a larger radius than the atom.

The net charge on a sulfide ion (s2-) is - 2. explain how this ion obtains its charge

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda