What is the percent by mass of fluorine in CaF2?
65%
24%
49%
51%...
Answers: 1
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Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?
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Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule
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Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the โ1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line
Answers: 1
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