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S8 also known as orthorhombic sulfur, what type of chemical bonds does S8 have? what type of crystal is this?
If 4.00 g of the unknown compound contained 0.133 mol of C and 0.267 mol of H, how many moles of oxygen, O, were in the sample?
assuming that the gas behaes ideally. Then repeat the calculation by using the van der Waals equation
At 27°C, a sample of sulfur dioxide (SO2) has a volume of 30.0 mL.
How many moles of NaOH would be required to completely neutralize 37.22 mL of 0.25M HCl?
Calculate how many whole drops (.05 mL/drop) of 6 M HCl are required to dissolve this. (I found this to be 11.59 drops
The element lanthanum has an atomic weight of 139 and consists of two stable isotopes lanthanum-138 and lanthanum-139.
The Al2O3 does not react. If the sample residue weighs 2.456 g, what is the mass fraction of Fe2O3 in the original sample?
what is the term for a solution whose concentration has been accurately determined usually three or four significant digits? normal solution standard soluatoin stock soluation
Calculate the pressure that must be applied in order to increase its density by 0.08 percent.
what must be happened to the extent of interaction for a much longer hydrocarbon chain like cetane (for example) while Considering that octane molecules are hydrocarbon chains?
Calculate the theoretical yield of C2H5Cl when 123g of C2H6 reacts with 213g of Cl2 , assuming that C2H6 and Cl2 react only to form C2H5Cl and HCl.
indicate whether each are activating or deactivating, and whether each are ortho para or meta directing substituents.
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