Chemistry: The Molecular Science
5th Edition
ISBN: 9781285199047
Author: John W. Moore, Conrad L. Stanitski
Publisher: Cengage Learning
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A balloon with an initial volume of 2.7 L at a temperature of 299 K is warmed to 396 K.
What is its volume at 396 K?
Express your answer in liters to two significant figures.
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- Convert the boiling temperature of liquid ammonia. 28.1 F, into degrees Celsius and kelvin.arrow_forwardTwo identical balloons are filled to the same volume, one with air and one with helium. The next day, the volume of the air-filled balloon has decreased by 4.5 %. By what percent has the volume of the helium-filled balloon decreased? (Assume that the air is four-fifths nitrogen and one-fifth oxygen, and that the temperature did not change.) Express your answer using two significant figures.arrow_forwardA sample of oxygen gas initially at 315 K was heated to 369 K. If the volume of the oxygen gas sample at 369 K is 861.3 mL, what was its volume at 315 K? V = mLarrow_forward
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- The temperature of a 9.48 ×102 g air sample (density = 1.19 g/L) was lowered, and the density increased to 1.92 g/L. Calculate the new volume of the air sample. = how many literarrow_forwardA balloon filled with 0.264 moles of argon gas had a volume of 13.1 L. If 0.448 moles of argon were added to the balloon, what would be the new volume (in L to 1 decimal place)? What are the units?arrow_forwardAn arctic weather balloon is filled with 30.3 L of helium gas inside a prep shed. The temperature inside the shed is 9. °C. The balloon is then taken outside, where the temperature is 1. °C. Calculate the new volume of the balloon. You may assume the pressure on the balloon stays constant at exactly 1 atm. Be sure your answer has the correct number of significant digits. L 0x1 x10 Śarrow_forward
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