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If iron has a density of 7,874 kg/m3, and the

The density of iron is 7.87 g/cm3, and the average mass for one iron atom is 9.28×10-23 g.How many atoms are there in a
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2. asked by Anonymous
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a string supports a solid iron object of mass 180g totally immersed in liquid of density 800kg/m3. calculate the tension in the
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2. asked by joelinho
3. 4,261 views
Average density of a copper-coated iron BB is 8.00g/mL. If the density for copper is 8.92 g/mL, and the density for iron is
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2. asked by Heather
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Average density of a copper-coated iron BB is 8.00g/mL. If the density for copper is 8.92 g/mL, and the density for iron is
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2. asked by Heather
3. 1,214 views
The iron in steel has a density of 7.86 g/cm3. When iron rusts, it forms hydrated Fe2O3 that has a density of 5.12 g/cm3. What
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2. asked by Soonjung
3. 780 views
a 1.0kg beaker containgin 2.00kg of oil with a density of 916kg/m3 rests on a scale. a 2.0kg block of iron is suspended from a
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2. asked by ricki
3. 544 views
a 1.0kg beaker containgin 2.00kg of oil with a density of 916kg/m3 rests on a scale. a 2.0kg block of iron is suspended from a
1. 0 answers
2. asked by ricki
3. 552 views
a 1.0kg beaker containgin 2.00kg of oil with a density of 916kg/m3 rests on a scale. a 2.0kg block of iron is suspended from a
1. 1 answer
2. asked by ricki
3. 1,427 views
I have two problems that I'm stumped on. I know the correct anwers but I'm having problems coming up with the co rrect anwsers.
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2. asked by pat
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The density of iron is 7.87 g/cm3, the density of gold is 19.3 g/cm3 and the density of platinum is 21.45 g/cm3.Which of these
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2. asked by 10010101010010100101011001
3. 467 views