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How could you convert each of the following compounds into butanoic acid? Write each step showing all reagents. (a) 1-Butanol (b) 1-Bromobutane (c) 1-Butene
What is the entropy change for the reaction 2H(g) + O2(g)-------- 2H2O(l) at 25 degree and 300 atm
A solution of acid was found to have a hydrogen ion concentration of 0.03 mol dm-3 what is the pH of the solution?
Calculate the molar mass (g/mol) of the element to three significant figures.
Preliminary analysis suggests that the air stable form of setonium has a radius of 130 pm. Predict the formula of the form (cation, anion or oxide) in which it would likely be found in a beaker of pH 5.5 to 7 water.
A 43 kg person drinks 450. g of milk, which has a "caloric" value of approximately 3.0 kJ/g. If only 17% of the energy in milk is converted to mechanical work, how high (in meters) can the person climb based on this energy intake.
calculate the amount of potassium ferricyanide(formula weight 329.23g/mole) that must be used to prepare 250 mL of a 2.5X10-3 M solution.
A 40-year old weighs 150 lb experience abdominal pain and says he consumed two 12oz bottle of beer. The alcohol in the beer is about 5 % alcohol and he said he was drinking over a hour.
A compound is constituted by mass of 52.1% carbon and 13.1% hydrogen, the rest being oxygen. Given that a volume of 5.33 L of this gas has a mass of 11.5 g at 13 °C and 110 kPa, find the molecular formula for this compound.
What do you think might happen during the solvent migration up the paper if the two long edges of the filter paper overlapped when folded
Given that the N triple bond energy in N2 gas is 941 KJ/mol and that the O double bond in O2 gas is 494 kJ per mole, calculate the no bond energy in No and ONO
What is the volume of 135 mL of oxygen gas at 113°C and 870. mm Hg if the conditions are adjusted to STP? Assume the amount of gas is held constant.
calculate and compare the enthalpy of monobromination and monochlorination for the given alkyl position
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