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A solution was prepared by dissolving 0.450 g MgSO4 (FW=120.363g/mol) in 0.500L of water. A 50.0 mL aliquot of this solution consumed 37.60 mL of EDTA solution in a titration. How many milligrams of CaCO3 (FW=100.089g/mol) will react with 1.00 mL of the EDTA solution?a. 2.23b. 1.20c. 0.995d. 0.959e. 0.0959
Calculate the mass of silver chloride required to plate 235 mg of pure silver. Silver chloride, often used in silver plating, contains 75.27% .
What is the difference in volume (in mL) between the water vapor and liquid water? (Assume the density of liquid water is 1.0 g/mL.) C. Why is it dangerous to heat a closed container of liquid to its boiling point?
An electron in the ground-state He+ ion undergoes a transition to a state described by the wavefunction R4,1(r)Y1,1(?,). (a) Describe the transition using term symbols. (b) Compute the wavelength, frequency, and wavenumber of the transition.
when 0.514 g of biphenyl c12h10 undergoes combustion in a bomb calorimeter the temperature rises from 25.8 degc to 29.4
When there are branches in either the acid or the alcohol, how do you name the ester formed from the reaction of these two? For example,
Explain this different physical state behavior in terms of chemical structure and secondary intermolecular bonding.
a compound with empirical formula c2h2n dissolved its 0.0800 gram in 10.00 g of c6h6 freezing point of resulting
Determine whether the following are acids or bases: C5H5N, CH3COOH, C6H5SH, and CH3CH2NH2
in a certain experiment 4.90 g of nh3 reacts with 7.55 g of o2. with4 nh3 g 5 o2g -gt 4nog 6 h2o ghow many grams of no
When the temperature is 100 °C, find the mole fraction of benzene in the vapor and liquid phases and the ratio of total moles in vapor to total moles in liquid.
Balance the following reactions and identify the species that have been oxidized and the species that have been reduced
Calculate the solubility of N2 in water at 25 oC in moles/L if the partial pressure of N2 in the headspace above a water sample is 1.65 atm
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