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Which of the following molecules or ions will have a lewis structure most like that of phosphorous trichlorid, PCl3? a) ClO3- b) SO3 c) (CO3)2- d) BF3
Suppose 1.00 g of water (saturated liquid) evaporates isobarically at atmospheric pressure of 1.013x10^5 Pa. Its volume in the liquid state is 1.00 cm3 and its volume in the vapour state is 1671 cm3.
What is the concentration of the Pb(NO3)2 in the voltaic cell pictured above when Ecell=0.524V at room temperature?
How many grams of potassium permanganate are needed to decolorize 1g of 2-pentane in basic solution?
A chemist wants to prepare a solution with a freezing point of 22.0°C and has 100.00 g of glycerol on hand. What mass of water should the chemist mix with the glycerol?
This leaves the aspartic acid amine group and the side chain carboxylic acid functional group of aspartic acid. Therefore aspartame will have an isoelectric point at a pH between the pKa values of these functional groups
Which is predicted to be the most ionic substance?
Carbon monoxide and oxygen both can bind to hemoglobin, an important molecule for oxygen transfer in our body. In addition, they compete in binding to this same molecule
A mixture of four gases exerts a total pressure of 860 mm Hg. Gas A and B, both exert 220 mm Hg, Gas C 110 mm Hg. What pressure is exerted by gas D?- When does a real gas behave like an ideal gas?
What mass of HCl gas must be added to 1.00L of a buffer solution that contains [acetic acid]= 2.0M and [acetate]= 1.0M
Indicate for each carbon in the following molecules the hybridization, geometric shape, and bond angles: a) CH3CH3
methane and hydrogen sulfide form when 36g H2 reacts with carbon disufide. Calculate the percent yield if the actual yield of CH4 is 69.8
assuming no energy is transferred to or from the surroundings, calculate the final temperature of the water after all the ice melts heat capacity(s) 37.7 jmolk
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