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You purchased a 5.00 pound bag of sugar (sucrose, C12H22O11) at the grocery last week to bake cookies. Conversion: 1 pound = 1 lb = 454 grams.
a.How many grams of sucrose did you purchase?
b.Calculate the formula weight of sucrose.
c.How many moles of sucrose did you purchase?
d.In a separate shopping trip you bought a container of sucrose that contained 1.76 x 1024 sucrose molecules. How many grams of sucrose did you purchase?
what is the minimum amount of ammonium carbonate that is necessary to be placed in the flask in order for the system to come to equilibrium? please show work.
The decomposition of nitrogen dioxide is a second-order reaction. At 550 K, a 0.250 M sample decomposes at the rate of 1.17 mol/Lxmin a). Write the rate expression?
The Kal of this aid is 1.0 x 10^-10 and Ka2 is 1.0 x 10^-10. Calculate the concentration of A2- in this solution.
you need 30microgramsml of kanamycin in 1 liter of lb culture. you have a kanamycin stock of 100mgsml. how much kan do
Cyanic acid (HOCN) and isocyanic acid (HNCO) differ in the position of their electrons, but they are not resonance structures. Explain.
start with 4-cyclopentylphenol and react with NaOH, CH3I, NBS, heat show each step to get the final product.
A 20.06g sample of mercury (Hg) reacts with chlorine to produce 23.61g of compound. What is the empirical formula of the compound formed. If the molecular mass is approximately 480 amu, what is the molecular formula
Determine whether each of the examples or phrases describes an essential amino acid, a nonessential amino acid, or both essential and nonessential amino acids. A table of amino acids can be found here.
Problem- Calculate the ph of three solutions of maleic acid (cooh)ch=ch(cooh) a.k.a cis-butenedioic acid. Pka1= 1.75 pka2=5.84
Question- When a solution of PtCl2 is allowed to react with the ligand trimethylphosphine, P(CH3)3, two compounds are produced. Both compounds give the same elemental analysis: 46.7% Pt; 17.0% Cl; 14.8% P; 17.2% C; 4.34% H.
The following data apply to 25oC and 100kPa. Assume the specific volume Vs, and Kt are constant with respect to pressure changes. delta G(graph) = 0
Propose and state the mechanism for the reaction that occurs between 2-methyl-2 propanol as well as NH4Cl in an H2SO4/H2O medium.
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