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Problem- For the following chemical reaction, how many moles of silver chromate will be produced from 108 g of silver nitrate?
2AgNO3 + Na2CrO4 --> Ag2CrO4 + 2NaNO3
Please show me how work it out above problem
Name two amino acids that are mostly positively charged at neutral pH. A Lysine and arginine B Histidine and arginine C Cysteine
A 0.456 gram sample of an unknown monoprotic acid (let's call it HZ) was dissolved in some water . Then the acidic solution was titrated to the equivalence point with 32.5 mL of 0.174 M KOH.
Find the standard enthalpy of formation of ethylene, C2H4(g), given the following data: heat of combustion of C2H4(g) = -1411 kJ/mol; ?H°f[CO2(g)] = -393.5 kJ/mol; ?H°f[H2O(l)] = -285.8 kJ/mol.
If ammonia enters the mixing unit at 30°C at a rate of 600 kg/h and heat is lost from the mixer to its surroundings at a rate of 12.00 kW, determine the temperature to which the air must be preheated.
A single sp^3 hybrid orbital has a) one lobe b) two lobes of equal size c) two lobes of unequal size d) four lobes of equal size
Work function. A photon with 250 nm wavelength hits an Au surface (work function 5.28 eV). What's the kinetic energy (in eV) of the ejected electron? What's its speed (in km/s and mph)
when 35.6 L of ammonia and 40.5 L of oxygen gas at STP burn, nitrogen monoxide and water is produced. After the products return to STP how many grams of nitrogen monoxide is present.
consider the reactionc2h5oh l 3o2 g --gt 2 co2 g 3 h2o l ?h -1.37 x 103 kjwhen a 24.8-g sample of ethyl alcohol
why does the alcohol become a double bond instead of remaining analcohol? doesnt it only turn into a double bond if it
Compound A had IR peaks at 3060, 3000-2850, 2750, 1715 cm^-1. It reacted with BH4- then H+ to form Compound B which had 1H NMR peaks of 7.2 to 7.4 (garbage, 5), 3.65(doublet, 2), 2.9 (sextet,1), 1.7 (singlet, 1) and 1.22 (doublet, 3). What are com..
a chemist is commissioned to produce 50000 liters of 0.550 m aqueous phosphoric acid. the chemist can purchase solid
Calculate the pH of the solution that results when 20.0 mL of 0.200 M formic acid is mixed with 25.0ml of 0.200 sodium formate solution
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