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Afamily is one another name for a group on the table of elements.
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How many liters of hydrogen gas will be produced at stp from the reaction of 7.179×10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2
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An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
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Exit what is the density of an object having a mass of 5.0 g and a volume of 45.0 cm3?
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When there is more moles of oh- than moles of h+ have what is ph levels?...
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