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Ethylene glycol is used as automobile antifreeze. 6.38g og this compound contains 2.47g of carbon and 0.620g of hydrogen. The rest is oxygen. The molar mass is 62.0g/mole. What are the empirical and molecular formulas of ethylene glycol? (observe significant digits)
Find out the molar mass of each of the given gases 1) 2.16 grams of a gas that occupies 1.38L at 665 mmHg
Compute the molecular formula of CH 3 COOH the percent composition of acetic acid is 39.99% C and 6.73% H. The remainder of the compound is oxygen.(The molar mass of acetic acid is 60.06 g/mol.)
Conclude the range of pressures that this system can exists as 2 phases By imagine Raoult's law is applied to the system
Determine how many liters of O 2 gas should be mixed at constant temperature and pressure?
Chemical Kinetics - Predict the rate law of a reaction based on the mechanism of the reaction - What is the overall reaction and Predict the rate law based on the mechanism.
Compute How many mg of the compound P do you have in 20ml of 4% (w/v) solution of P
A mechanic in an automotive repair shop is exposed to the following carbon monoxide levels over an 8 hour shift.
Would you help me to determine the term symbols allowed by the Pauli exclusion principle for the electron configuration 3d2 . Order the terms from lowest energy to highest.
Determine the limiting reactant if 140 grams of Calcium phosphate combines with 3.63 mol of sulphuric acid and also explain how many moles of calcium sulphate can be obtained?
Determine the precipitate that forms if silver nitrate aqueous solutions and KCl react to produce products in a double-replacement reaction.
A 10.00 ml sample of 0.254 M H2SO4 is titrated with 0.385 M NaOH. What volume of the NaOH solution, in mL, is required?
Determine number of moles of oxygen molecules are in the cylinder and compute the mass of solid C 2 H 3 NaO 2 required mixing with 60.0mL of .125M C 2 H 4 O 2 to form a ph 4.20 buffer?
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