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Can anyone make Sn2, Sn1,E2, and E1 mechanisms a little clearer? maybe make a chart with simmilarities and differences and how to know which one is which?
What is the fate of acetyl CoA in the mitochondria in the presence of the following? (a) high ADP levels? (b) high NADH/NAD+ ratio? (c) low levels of oxaloacetate
Identify the element or elements that undergo
A calorimeter that contains 2500 g of surrounding water is used to measure the heat associated with the reaction of 520 g of a reactant. Calculate the energy, in joules per kilogram of reactant, associated with the reaction
A solution of ammonia and water contains 1.40×10^25 water molecules and 5.30×10^24 ammonia molecules. How many total hydrogen atoms are in this solution?
the equivalence point i know you need to use [A-]= moles of HA/(vol water added+vol NaOH added) and believe moles of HA=5.39x10^-3
If an automobile is able to travel 242 mi on 12.0 gal of gasoline, what is the gas mileage in km/L
some inexpensive humidity detection systems consist of a piece of paper saturated with Na2CoCl4 that changes colors in dry or humid air.
Gaseous indium dihydride is formed from the elements at elevated temperature: In(g)+H2(g) (reactions goes both ways=double arrow) to InH2(g) with Kp=1.48 at 973 K
Calculate the pH at the equivalence point in titrating 0.100 M solution of sodium hydrogen chromate (NaHCrO_4 )with .080 M NaOH.
Explain 3-A 0.421 g sample of aspirin prepared in the laboratory is dissolved in 95% ethanol, diluted with water, and titrated to a phenolphthalein endpoint with 17.3 mL of 0.114 M NaOH. What is the percent purity of aspirin in the sample?
Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.230 M HClO(aq) with 0.230 M KOH(aq). The ionization constant for HClO can be found here.
It gave a mixture of MgO and ZnO that had a mass of 1.409g. What mass of An was there in the original mixture?
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