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Chemistry - Essay Example

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What is the chemical symbol of arsenic, and what group/family does it belong to? The symbol of Arsenic is ‘As’ and it belongs to group 5 (also known as group 15 or pnictogens or p-block) of elements (Meyer, n.d.)…
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Download file to see previous pages... Solve for the minimum volume of soil that will be excavated in cubic yards? Volume = 30×55×3 =4950 cubic feet 1 cubic ft= 0.037037037 yards Volume=183 cubic yards Assumption: The value is taken correct to 3 significant figures. If each dump truck can transport 18 cubic yards, determine how many dump trucks loads will be transported? For calculation purposes, add a 15% fluff factor (add to the volume that will be transported). Volume including fluff factor = 183+183(.15) =210.45 cubic yards number of dump truck loads required=210.45/18=11.7 =12 truckloads If the bulk density of soil is 1350 kg/m3 (84.3 lb/ft3), solve for the weight of the soil that will be transported to a disposal site in kilograms? 1 cubic yard= 0.764554858 cubic meters 210.45 cubic yards=210.45×0.764554858 m^3 Volume transported=161 m^3 Mass of soil transported=density ×volume =1350×161 =217350 kg ...Download file to see next pagesRead More
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