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An ion has 12 protons, 14 neutrons, and 10 electrons. The symbol for the ion is

The net ionic equation for the reaction between aqueous solutions of HF and KOH is ________.

The concentration (M) of an aqueous methanol produced when 0.200 L of a 2.00 M solution was diluted to 0.800 L is ________.

Which of the following is a physiological role of growth hormone and its superfamily?

Which ions are spectator ions in the formation of a precipitate of AgCl via combining aqueous solutions of CoCl2 and AgNO3?

What is the electron configuration of the product of two-electron oxidation of the element germanium, Ge?  

When the following equation is balanced, the coefficients are __________.  

As we have discussed, Bronsted acid/base reactions can, in principle, go in either direction. For the Bronsted acid/base reaction below, decide whether you can use nitrous acid to successfully protonate hydrogen phosphate, or if the reverse reaction is more likely.

Rank the following aqueous environments A, B and C in terms INCREASING concentration of hydronium ion, [H3O+].

Methane is the main component of natural gas.  Its molecular formula is CH4, and its condensed formula is also CH4, i.e., it has a central carbon atom bonded to four hydrogen atoms What molecular shape does methane have, and is it a polar or nonpolar molecule?