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State Lewis (dot) formulas for the following and indicate their shape whether it is (linear, trigonal, pyramidal, bent, ortetrahedral) and to tell whether it is polar.BrF, SF2, H2O, CHRB3, H2S, CF2I2, CS2, CF4, NF3, PCI3
Calculate the final volume of a 0.500 L gas container that increased in temperature from twenty six degree Celsius to sixty degree celsius while the pressure increased from 760 torr to 1170 torr?
what is the molarity of phosphoric acid in a solution that is 84% by mass phosphoric acid and has a density of 1.87 g/ml?
To this vessel 8.6787g of Ne are added in such a way that no butane escapes. The total pressure of the vessel (at the same temperature) is 1420 torr. Calculate the volume of the vessel and the mass of the butane.
The molecular formula of glycine (an amino acid) is NH2CH2COOH, the molecular mass is 75.07grams/mole. If 10 glycines are joined together by a dehydration reaction to make a polypeptide, what would the molecular mass of the polypeptide equal
A chemical process is designed to produce ethylene from ethane according to the reaction: C2H6 (ethane) ? C2H4 (ethylene) + H2 The fresh feed to the process contains pure ethane at a flowrate of 100 mole/min. The fresh feed is mixed with a recycl..
A tank contains a mixture of 3.0 mol N2, 2.0 mol O2, and 1.0 mol CO2 at 25 degrees celsius and a total pressure of 10.0 atm. Calculate the partial pressure (in torr) of each gas in the mixture.C
What quantity of energy, in joules, is required to raise the temperature of 454g of tin from room temperature, 25.0 degree C, to its melting point, 231.9 degrees C
In countries where potassium iodide is added to salt, iodine deficiency or goiter has been almost completely eliminated. The recommended daily allowance (RDA) for iodine is 150 pg/day.
Calculate the work done when 25.0 g of tin dissolves in excess acid at 1.00 atm and 29°C. Assume ideal gas behavior.
If you stacked Avogadro's number of pennies one on top of the other on Earth's surface, how far would the stack extend (in km). [For comparison, the sun is about 150 million km from Earth and the nearest star (Proxima Centauri) is about 40 trillio..
How to obtain IR spectra of cyclohexene. with experment obtained Refractive index of 1.4406 Corrected .00054 given standard 1.4460 of cyclohexene let me know if that is the info needed to calcuate and how to calculate
In the laboratory you are asked to make a 0.179 m magnesium acetate solution using 400 grams of water. How many grams of magnesium acetate should you add
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