Asked by bre bre

Determine the number of moles of each specified atom or ion in the given samples of the following compounds.( Hint: the formula tells you how many atoms or ions are in each molecule of formula unit.)



a. O atom in 3.161x10^21 molecules of CO2
b. C atom in 3.161x10^21 molecules of CO2

c. O atom in 2.2222x10^24 molecules of CO2
d. K^+ ions in 5.324 *10^16 formula units of KNO2
e. CL^ - ions in 1.000 x 1o^14 formula units of MgCl2
f. N atoms in 2.000 * 10^14 formula units of Ca (NO3)2
g. O atoms in 4.999 x 10^25 formula units of Mg3(PO4)2
Answered by lyne
this is answered below
Answered by bre bre
ok can you help with h instead.
Answered by lyne
h?? where
Answered by bre bre
i mean g
Answered by DrBob222
You know from below how to determine moles of the compound, Mg3(PO4)2. Now how many O atoms are in the compound?
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