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Explain what mass in grams of carbon dioxide can be produced from the reaction of 16.65 g of propane with 52.66 g of oxygen?C3H8 (g) + 5 O2 (g) 3CO2 (g) + 4H2O (g)
If the chemistry of a plant is the same on a different planet as it is on earth, would it still be green in color if no light with wavelength less than 650 nm reaches the surface. Would they be this color everywhere
A mixture of CO2 and N2 gases has an experiment density of 21922 mol/m3 at T=225K and Pressure= 68.759 MPa and Z=1.67661. What is density of this mixture of gases in mol/m3 by Peng-Robinson equation of state? (Mole fraction of Co2= 10.56%)
Name two important forms of injury from electricity and how to avoid them
compare the purity/identity of the samples from the extraction with the purity of the samples obtained from column chromatography.
Compute the [H+] and pH of a 0.0040 M hydrofluoric acid solution. Remind that the Ka of hydrofluoric acid is 6.8 × 10-4. Utilize the method of successive approximations in your calculations.
What is the molarity of a sodium chloride solution if 2.45 grams of NaCl is dissolved in 250 mLs of water? C. How many grams of solute are in 1.75 Liters of 0.460 M sodium monohydrogen phosphate
What is the pH of the solution created by combining 2.90 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)?
Copper (II) fluoride contains 37.42% F by mass. Use this percentage to compute the mass of fluorine in grams contained in 28.5 g of copper (II) fluoride
What are the concentrations of acetic acid and sodium acetate in a 0.4 M acetate buffer, pH 5.2. The pKa of acetic acid is 4.77.
What product(s) are expected in the ethoxide-promoted β-elimination reaction of 2-bromo-2,3-dimethylbutane? Omit ions, salts
What ions and/or molecules are present in relatively large proportions in a solution of a strong acid HNO3 (aq)
what is the pH of a solution that results from adding 0.043 mol Sr(OH)2 (s) to 1.31 L of a buffer comprised of 0.27 M benzoic acid, C6H5COOH and 0.27 M sodium benzoate, C6H5COONa?
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