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When 15.6 mL of 0.500 M AgNO3 is added to 12.5 mL of 0.300 M NH4Cl, how many grams of AgCl are formed
Given data:moles of H2=0.001mole , given weight of the unknown metal(M)=0.0757 g given equation:M(s)+nH30^+1........>M^(+n)+ (n/2) H2 + nH2O from the stoichiometry of the reaction and the number of moles of H2 given, Calculate the number of moles ..
After workup and purification, a student obtains 1.1214 g of banana oil (isopentyl acetate). What is the percent yield for this reaction? Report your value to one decimal place (xx.x%)
Then add 10 g of water that has been heated to 100 degrees C and seal the calorimeter. If the equilibrium temp is 43.54 degrees C, what is the heat capacity of the calorimeter? (Heat capacity of water is 4.185 J/g degrees C).
A buffer solution contains 0.10 mol of acetic acid and 0.13 mol of sodium acetate in 1.00 L. What is the pH of this buffer?
A (identical to the starting ester) and E. Propose a neutral structure for each compound that is consistent with the data. Note that the absolute stereochemical configurations of chiral substances cannot be determined from the data. Arbitrarily dr..
hawaiian macadamia nuts provide about 190 cal of energy usable from the digestion of these nuts per 1.0 oz serving. if
A 0.146 g sample of an unknown monoprotic acid (molar mass = 83.0 g/mol) was dissolved in 50.0 mL of water and titrated with a 0.101 M NaOH solution. After the addition of 14.0 mL of base, the pH was 5.12. What was the Ka for the unknown acid
Calculate the mass of silver bromide that will produce 0.023 mol Na3[Ag(S2O3)2].Answer in units of g.
When a reddish-brown bromine solution (the solvent is often carbon tetrachloride) is added to the alkene shown below, the brown color of the bromine solution disappears
Its composition is 17.01% Na, 47.46% S and 35.52% O by mass. Determine its empirical formula. If the Molar mass of sodium tetrathionate is 272. What is its actual formula? Na2S2O3 + I = NaxSx + 2Nal
Calculate the number of ATPs generated from the metabolic oxidation of the four carbons of acetoacetyl-CoA to CO2. Now consider the homolog derived from oxidation of an odd numbered carbon chain
A solution of 120 mL of 0.150 M KOH is mixed with a solution of 260 mL of 0.200 M NiSO4. How many grams of the precipitate can be formed?
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