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Question- 1) 45.0 mL of 1.75 M NaOH is neutralized by 73.6 mL of an HCl solution. What is the molarity of the HCl solution.
2) A sample of Helium gas occupies 1,045 mL at 621 mmHg. For a gas sample at a constant temperature, determine volume of helium at 745 mmHg.
3) A gas temperature of 185 degrees C occupies a volume of 475 mL. Assuming constant pressure, determine the volume at 55 degrees C.
4) Calculate the volume, in liters of 4.75 mol H2S(g) at 90 degrees C and 1.75 atm.
5) If one strand of a DNA double helix has the sequence ATTCGGCTAC, what is the sequence of the other DNA strand?
Provide complete steps to solve the above question any help is appreciated
What volume (in mL) of 0.583 M solution of sodium chloride can be made from 48.3 mL of a 1.88 M solution? Assume the volumes are additive
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Draw the type of allylic carbons present in the following (draw structure) a. 2,3,3-trimethyl-1-butene b. 1-methylcyclohexane
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solid nahco3 is heated to 90degc. at equilibrium the total pressure of the gases produced is 0.545 atm. calculate
Carbon monoxide detectors sound an alarm when peak levels of carbon monoxide reach 100 parts per million (ppm). This level roughly corresponds to a composition of air that contains 400,000 micrograms per cubic meter of air.
State a reaction to demonstrate why freshly distilled cyclopentadiene mist be reacted right away with maleic anhydride rather than allowing it to stand until the next lab period.
A 5.0 g sample of a hydrate of BaCl2 was heated, and only 4.3 g of the anhydrous salt remained. What percentage of water was in the hydrate?
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