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Dr. Pepper has 40.0g of sugar per 12 oz. of liquid. Calculate the molarity of this solution. Put that molarity into your regression line and calculate the density (all other things being equal) of this sugar solution. Show your work
Draw the Lewis structure, and identify the hybridization of the central atom in each of the following molecules and ions. The central atom has been bolded and underlined in the formulas given. (a) XeF4
A 200 ml sample of 0.200 M HBr solution is titrated with 0.2 M NaOH. Calculate the pH of the solution after 19.9 ml of NaOH have been added.
Will the equilibrium concentration of the product FeNCS2+ in the test solution be too high or too low please explain
despite its name, is at least mildly toxic. The properly balanced mixture reacts to form K2CO3, N2, H2O and CO2. Write the balanced reaction and determine the mass of kno3 that should be mixed with 1.4 g of sugar to produce optimally balanced rock..
You are titrating 110.0 mL of 0.080 M Ca2 with 0.080 M EDTA at pH 9.00. Log Kf for the Ca2 -EDTA complex is 10.65, and the fraction of free EDTA in the Y4- form, ?Y4-, is 0.041 at pH 9.00.
Calculate the energy required to heat 1.30 kg of ethane gas (C2H6) from 27.0°C to 78.0°C first under conditions of constant volume and then at a constant pressure of 2.00 atm.
Why are the crude ester mixtures washed with aqueous NaHCO3?2. You wish to test 9 esters for antitumor activity. One and only one of the 9 esters will actually have antitumor activity. You will prepare the esters from an alcohol and an acid as was..
A solution that has a K+ concentration of 5.00ppm is to be prepared from solid KCl. Assuming a solution density of1.000g/mL how many miligrams of KCl must be added to make 1.00L solution?
Find out the volume needed to prepare a 7mM concentration of alpha-mercaptoethanol (density= 1.17) in a 1000mL solution
How many grams of the element nickel are contained in 10.0g of a 10.2 wt% solution of nicke sulfate hexahydrate, NiSO4*6H2O?
A sample of 35 millimole of Krypton gas expands reversibly and isothermally at 373K from 5.25 cubic centimeters to 6.29 cubic centimeters. The internal energy, U, increases by 41.75 J.
It is 2734 mi between Phoenix, Arizona, and Philidelphia, Pennsylvania. What is this distance in km?
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