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How many milliliters of 1.40 M H2SO4 are required to react with 5.00 g of solid containing 50.0 wt% Ba(NO3)2 if the reaction is as shown?Ba2+ + SO 4-2 BaSO4(s)
7.5g of ammonia at STP is heated to a temperature of 25C and simultaneously compressed to a volume of 8.0L. Calculate the new pressure of the gas.
Assume 1.00 mL = 1.00 g What numerical value will be used for the moles on the right hand side of the equation above?
The complex formed between Cu(I) and 1,10 phenanthroline has a molar absorptivity of 7000 L cm-1 mol-1 at 435 nm, the wavelength of maximum absorption.
How many unpaired electrons in the F22+ ion are based on molecular orbital theory? The order of the molecular orbitals are (σ2s)(σ*2s)(σ2p)(π2p)(π*2p)(σ*2p).
using the values for the resonance energies of benzene and naphthalene given above explain why diels-alder reactions of
How many milliliters of an aqueous solution of 0.202 M potassium chloride is needed to obtain 11.4 grams of the salt
Fluorine-18, which has a half-life of 110 min, is used in PET scans. If 123 mg of fluorine-18 is shipped at 8:00 a.m., how many milligrams of the radioisotope are still active if the sample arrives at the radiology laboratory at 1:30 p.m.?
How many grams of water are formed when 5.00 g of butanol combust with excess oxygen according to the reaction shown below?
If 200. mL of aqueous 0.862 M HCl is mixed with 200. mL of aqueous 0.431 M Ba(OH)2 in a constant-pressure calorimeter of negligible heat capacity.
question 1 the variation of emf for the cell below with temperature is shown in the graph below.nbspzns zncl2 aqueous
NaCl is added to 33.4ml of 0,327M AgNO3(silver nitrate). What would be the concentration of each of the ions(ie Ag+, NO3- Na+ and Cl-) in the reaction mixture after the reaction.
Calculate the E°cell values for the galvanic cell in Q1. IO3- (aq) + Fe2+ (aq) D Fe3+ (aq) + I2 (aq) 4. Calculate DG° at 25 °C for the reaction
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