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what statement about alcohols, ethers, and amines is not correct? a- ethyl group is represented by C2H5 b- CH3 is known as methyl group c- there are primary, secondary, tertiary classifications for alcohols, ethers, and amines d- alcohols, ethers, and amines are all organic compounds that uniquely define the molecules of which they are a part of.
An aerosol spray can of deodorant with a volume of 320 mL contains 2.8 g of propane gas (C3H8) as propellant. What is the pressure in the can at 20 degrees Celsius?
A solution containing 80 g of KCl in 200 g of water at 50 0 C is cooled to 20 0C, a) How many grams of KCl remained in solution at 20 0C and b) How many grams of KCl crystallized out
A chemist prepares a sample of hydrogen bromide and finds that it occupies 252 mL at 70C and 464 Torr. What volume would it occupy at 0C at the same pressure.
Using A sample having X amount of oxalic acid. If 0.5187 grams of the sample requires 40.20 mL of 0.1000 M Sodium hydroxide to neutralize the oxalic acid completely.
Determine the empirical formula of a hydrocarbon which has 92.24% C and 7.76% H. If 0.500 g of this hydrocarbon occupies 0.086 L at STP, determine the molecular weight of the compound.
Bromine can be obtained from the decomposition of calcium bromide by means of electrolysis. If 10.0 g of calcium bromide are dissolved in water
Calculate the heat of formation, Hof, of pentane given that the Hof of H_2O(l) is -285.3 kJ mol-1 and Hof of CO_2(g) is -393.5 kJ mol-1
Zn(s) + 2AgNO3(aq) --> 2Ag(s) + Zn(NO3)2(aq) When 216 g of silver was produced, determine the mole(s) of silver nitrate would be required.
A gas cylinder containing 6.38 mol of neon has pressure of 491mmHg at 295k. If 3.22 mol helium is added at constant temp and pressure, what will be the pressure in the cylinder
what volume (in mL) of 1.12 M NaOH is required to react with exactly 12.3 grams of ferric chloride, according to the following equation? FeCl3(aq) + 3 NaOH(aq) → Fe(OH)3(s) + 3 NaCl(aq)
Tripeptide Protein: Acidic, Basic, or Neutral? Alanine has an R-group structure of CH3, cysteine has an R-group structure of HS-CH2, and aspartic acid has an R-group structure of HOOC-CH2
Which halide has he lowest boiling point? Explain your choices. (CH3)2CH2Br vs CH3CH2CH2Br c. Which is a better nucleophile? Explain our choice.
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