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The reaction between potassium chlorate and red phosphorus is highly exothermic and takes place when you strike a match on a matchbox. If you were to react 52.9 g of potassium chlorate (KCl03) with red phosphorus, how many grams of tetraphosphorus decaoxide (P4010) would be produced?
how many possible resonance structures can you draw for SO3 without violating the octet rule for S
suggest an helpful technique that might be use to conclude total ca2 in a sample of blood. recommend a next process
If 200 mL of 0.300 M Cr(NO3)3(aq) is added to 100 mL of 4.0 * 10^-4 M NaF(aq) at 25 degrees celcius, will a CrF3 precipitate form? For CrF3 in water at 25°C, Ksp = 6.6 * 10^-11.
identify the absorptions associated witht he carbonyl group and with the aromatic rings
One mole of an ideal gas is heated from 100 C to 322.4 C at constant VOLUME. Report the heat added (in kJ and three significant digits) to this gas to achieve this heating
Calculate the mass of glucose metabolized by a 75.4 kg person in climbing a mountain with an elevation gain of 1370 m. Assume that the work performed in the climb is four times that required to simply lift 75.4 kg by 1370 m.
Write a balanced net ionic equation to show why the solubility of MgF2(s) increases in the presence of a strong acid and calculate the equilibrium constant for the reaction of this sparingly soluble salt with acid.
Calculate the total mass of the protons and electrons in 19/9F. Use 1.007825 amu as the mass of 1/1H(mass of a proton and an electron). Express your answer in atomic mass units to 6 significant figures.
Problem- Proteins often have regions that can fold and function as an independent entity from the whole protein. These regions are called
If you have 100mL of 0.1 M acetic acid, pKa 4.7. How much 0.2 M NaOH solution would be needed to fully neutralize the acetic acid
Compute the change in entropy of the universe if water vapor of one mol condenses to liquid water at the temperature of 100°C in a thin flask in an ambient laboratory temperature of twenty five degree celsius.
Write out a balanced net ionic chemical reaction for the formation of the ammonium phosphate dodecamolybdate complex ion, (NH4)3 PO4 . 12MoO4^24-
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