05/18/21

What can be said about the concentration of products when:
a) the equilibrium constant is large b) the equilibrium constant is small
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05/17/21

The [OH-] concentration of a LiOH solution is 0.58 M. Calculate the pH of this solution.
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05/16/21

Calculate the new freezing point of a solution from 227 g of FeCl3 dissolved in 999g of water

227 g of FeCl 999 g of water
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05/13/21

Please help me with chemistry math problems

What is the heat required to vaporize 90.8 g of liquid ethanol, C2H5OH, at its boiling point? The ΔH° of vaporization of ethanol is 39.3 kJ/mol. Use a molar mass with at least as many significant... more
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05/10/21

What pressure is exerted by 1.43 mol of hydrogen gas in a 3.53 L container at 16◦C? Answer in units of atm.
What pressure is exerted by 1.43 mol of hydrogen gas in a 3.53 L container at 16◦C? Answer in units of atm.
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05/08/21

A gas has a volume of 550.0 L at a temperature of 35.0C. What temperature will the gas be if the volume decreased to 260.0 L assuming constant pressure?
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09/11/20

SI Unit Conversion Problem:
If your front lawn is 23.0 feet wide and 20.0 feet long, and each square foot of lawn accumulates 1250 new snowflakes every minute, how much snow, in kilograms, accumulates on your lawn per hour?... more
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05/27/20

Stoichiometry Grams to Grams

2 NaN3—> 2 Na + 3 N2 1) Given 0.38 grams of N2 how many grams of NaN3 are needed ?2) Given 5.86 grams of NaN3, how many grams of Na are produced ?
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