01/17/16

Down below is the question... Can you please show work and answer thanks!
At 336 mL air sample collected at 36 degrees celsius has a pressure of 519 torr. What pressure will the air exert if it is allowed to expand to 498 mL at 59 degrees celsius? 
Follows • 2
Expert Answers •1

08/30/15

The density of air at ordinary atmospheric pressure and 25 c is 1.19g/l. What is the mass in kg of the air in a room that measures 12.5 by 15.5 by 8.0 feet?
please help me solve this problem.
Follows • 3
Expert Answers •1

07/15/14

Calories...Help!
A researcher studying the nutritional value of a new candy places a 3.40 gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen. The observed temperature increase is... more
Follows • 2
Expert Answers •1

07/15/14

How many grams of liquid sodium.. HELP!!
Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 9.20 MJ of energy (in the form of heat) if the temperature of the sodium is... more
Follows • 1
Expert Answers •1

08/21/13

how to solve equation or formula for the variable specified. State what property allows you to take each step.
1. 7c = x, for c steps/reasons 2. q - r = r, for r steps/reasons 3. 7a - b = 15a, for a steps/reasons 4. x - 2y = 1, for y steps/reasons 5. 7f + y = 5, for f steps/reasons 6. rx - 2n = y,... more
Follows • 2
Expert Answers •2

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.