Braxtonw875
18.09.2019 •
Chemistry
Acube has the following dimensions: 7 cm x 8 cm x 10 cm and has a density of 45 g/cm3. calculate the mass.
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Ответ:
Mass = Density * Volume
Mass = 45 * 7 * 8 * 10
Mass = 25,200 grams
Ответ:
Both 12C and 13C are called stable isotopes since they do not decay into other forms or elements over time. The rare carbon-14 (14C) isotope contains eight neutrons in its nucleus.
Explanation: