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Predict the structure of [SbCl4]-3 using VSEPR theory.
A. tetrahedral B. square planar C. square pyramidal D. trigonal bipyramidal E.octahedral F. T-shaped G. see-saw, butterfly, or unsymmetrical tetrahedron
the molecular orbital theory provide an explanation for the existence of the covalent molecule Na2 in the gaseous state. How would you predict Na2 by the Lewis theory?
How many seconds after the start of the reaction does it take for the reactant concentration to decrease to 0.0131 M?
A gaseous mixture of O2 and N2 contains 36.8% nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 685 mmHg.
Compound E was heated with bromine and aqueous sodium hydroxide to give compound F (C7H9N). Compound F was treated with cold sodium nitrite and an excess of hydrochloric acid a colorless gas was evolved, and when the resulting liquid reaction mixt..
Calculate the number of moles of CH3N=NCH3 that have reacted in a 1.00 L flask 0.0500 min after 4.00 g of CH3N=NCH3 is introduced. The molar mass of azomethane is 58.0824 g/mol.
Estimate the thickness of the lipid bilayer in a biological membrane - Estimating the thickness of a membrane by using bond distance.
You conduct an experiment where N2 is collected over water in a 2.12 L flask at 23.oC. At the conclusion of the experiment, the total pressure in the flask is 652. torr. What is the pressure of N2 in the flask?
Calculate the standard enthalphy change for the following reaction.
What is the mass change (in grams) accompanying the formation of CO and H2 in the water gas reaction?
The total precipitate was dissolved in HCl + HNO3. When the solution thus formed was treated with excess NaOH followed by H2O2, a colorless solution and a reddish brown precipitate were formed. The precipitate was found to be soluble in HCl, H2SO4..
A student prepares benzoic acid by hydrolyzing 6.47g of methyl benzoate (FW 136.15 g/mol) using excess sodium hydroxide. If the student recovers 3.71g of benzoic acid
A microwave oven operates at 2.50GHz. What is the wavelength of the radiation
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