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Calculate the degree of unsaturation in the following formulas and draw a possible structure for each C8H8O C4H7Cl
Claisen reactions use a stoichiometric amount of base and do not polymerize, unlike aldol reactions that use a catalytic amount of base and can polymerize.
For a zero order chemical reaction, the A. half life period is directly proportion to the initial concentration of the reac-tants. B. plot of products concentration with time is a straight line through the origin
A reagent bottle is labeled 0.388M Na2SO4. assuming no volume change, how many grams of Na2SO4 (MM=142.05g/mol) needs to be added to 1.50L solution to obtain 0.750M solution of Na2SO4?
Oxygen makes up 46.7 % by mass of the Earth's crust. How many grams of oxygen are present if a sample of the Earth's crust has a mass of 335 g
At high temperatures phosgene (COCl2) decomposes to give carbon monoxide CO and Cl2. In a typical experiment, 0.631 g of COCl2 is injected into a flask of volume 472 cc.
Disregarding any other losses and treating the animal as a closed system, what was the change in internal energy of the animal?
Calculate the ratio of the hydronium ion in acid rain to that in normal rain.
The bonding in BF3 requires formation of hybrid orbitals on boron. If the molecule is oriented in the xy plane, what is the identity of the unfilled p orbital on boron.
how much work can be done by the engine as it operates through one cycle, how much heat is given off during the isothermal compression, what is the entropy change (for the gas) during the isothermal compression
What is the molality of the 45.0 mass % ethylene glycol (C2H6O2) solution in the water
A gas at 30 degrees C and 600 mmHg occupies a volume of 412 cm^3. What is the volume in cm^3 that the gas will occupy if the temperature is lowered to -30 degrees C at the same pressure
If 164 mL of wet H_2 is collected over water at 24 C and a barometric pressure of 736 torr, how many grams of Zn have been consumed? (The vapor pressure of water is 22.38 torr.)
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