Which element is most plentiful in earth's crust?
a. aluminum
b. gold
c. iron
d...
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In which situation can a mixture always be called a solution
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Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?
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The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?
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