An ion of oxygen has a charge of -2. how many protons and electrons does the ion have?
an ion...
An ion of oxygen has a charge of -2. how many protons and electrons does the ion have?
an ion of potassium has a charge of +1. how many protons and electrons does this ion have?
the mineral fluorite is made of fluorine and calcium. use the periodic table of the elements to determine what charge each of these elements will take in order to form a compound. charge on charge on
an atom has 6 protons, 7 neutrons, and 6 electrons. fill in the blanks for these atom:
atomic atomic mass
this atom belong to which element the element oxygen will always take a charge (valence) of -2 in naturally occurring rocks and minerals.
the chemical formula for the compound, which makes up the mineral quartz, is sio2.
what is the valence (charge) of silicon in this compound?
Answers: 1
Chemistry, 22.06.2019 09:30
Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump
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Chemistry, 22.06.2019 12:10
Building glycogen from glucose molecules is an example of
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Chemistry, 22.06.2019 13:30
In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.
Answers: 2
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