Calculate the number of moles of calcium in 1.25 x 1024 atoms Ca.
02.08 mol Ca
O 2.08 x 1046...
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Chemistry, 22.06.2019 00:00
For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have
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What royal scientist used the 29th day of frozen vapor to encounter elements for mastering new culinary creations?
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Chemistry, 22.06.2019 08:30
For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)
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Chemistry, 22.06.2019 10:30
Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2
Answers: 1
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