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Compare and contrast two forms of non-renewable energy and discuss advantages and disadvantages of their use.
A 778 mL sample of NH3 gas is at STP. If the volume changes to 598 mL and the temperature changes to 24ºC, what will be the new pressure in atmospheres?
Question- The enthalpy of neutralization for all strong acid - strong base reactions should be the same within experimental error. Explain Will that also be the case for all weak acid - strong base reactions. Explain
zinc has a standard reduction potential of -1.36 v for zn(oh)4 2- +2e- yields zn+4oh-. find the formation constant for zn2+ +4oh- yields zn(oh)4 2-
An organic compound was synthesized & a sample of it was analyzed & found to contain only C, H, N, O, & Cl. It was observed that when a 0.150g sample of the compound was burned it produced 0.138g CO2 & 0.0556g H2O.
Suggest why dichromate or permanganate reverses the benzoin condensation when benzoin is treated with the reagents
Calculate the [H3O+] and the pH for a buffer that consists of 0.13 M HF and 0.29 M KF. (Ka of HF = 6.8x10^-4)
If 97.3 L of NO2 forms, measured at 35 C and 632 mm Hg, what is the percent yield?
A flask containing 450 mL of 0.47 M H2SO4 was accidentally knocked to the floor. How many grams of NaHCO3 do you need to put on the spill to neutralize the acid according to the following equation?
1. Why is it important to maintain biodiversity in ecosystems? What is prohibiting humans from doing so?
Suppose a cell develops a mutation in its uracil DNA glycosylase. What aberrant nucleotide will accumulate in the DNA of this cell? What change in the DNA
a 50.0 ml sample of vinegar density 1.06 gml was diluted to 500.0 ml.nbsp titration of a 50.0 ml aliquot of this
how much dry solute would you take to prepare each of the following soluions from the dry solute and the solvent? Part A. 124ml of 0.555M KCl. Part B 10g of .530m KCl. Part C 107g of 5.4% KCl solution by mass.
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