Calculate the change in energy of the gas
A gas expands and does P-V work on the surroundings equal to 3.2x10^2 J. At the same time, it absorbs 111 J of heat from the surroundings. Calculate the change in energy of the gas.
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The 15 head of a bobble-head doll oscillates in SHM at a frequency of 4.0Hz . The amplitude of the head's oscillations decreases to 0.50 in 4.0. What is the head's time constant?
when 0.60 mol of gas x and 0.40 mol of gas y react in a 2.0 l container tp produce z, an equilibrium is reached in which (z) is found to 0.80 mol/l. The reaction is x(g) + 2y(g)=2z(g). Calculate the value of keq
An 8.0 m, 300 N uniform ladder rests against a smooth wall. The coefficient of static friction between the ladder and the ground is 0.55, and the ladder makes a 50.0° angle with the ground. How far up the ladder can an 870 N person climb befor
During backwashing process of a softener tank, resin in the tank is regenerated using brine solution. The Reynolds's number in the tank is needed to be maintained in a range of 4500 to 5500 for effective regeneration process.
Determine the angular speed of the minute hand and the hour hand of a clock(in radians per minute).
3 Zn(s) + 2 Bi3+(aq) → 3 Zn2+(aq) + 2 Bi(s) What is the standard reaction free energy? Faraday's constant is 96485 C/mol. Answer in units of kJ/mol
A person pulls on a 50 kg desk with a 200N force acting at a 30 degree angle above the horizontal. The desk does not budge. Draw a force diagram for the desk.
What is the rms speed of nitrogen molecules contained in an 7.6 m^3 volume at 2.2 atm if the total amount of nitrogen is 1200 mol?
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but I would like to discuss to what extent employers should/should not influence or curb political participation in their workplaces.
Suppose you are the head of an island nation with a poor, growing population and the natural resources of the island are being degraded.
Question: What was the economic and political impact, if any protect the health and welfare to citizens ?
Problem: Article 3 of the Texas Constitution sets up the Texas Legislature. It also does which of the following?
Summarize how the ERA can be ratified and explain why this is the most likely way. You will draw on instances that are important to you
Which amendment to the U.S. Constitution is often called the "States' Rights Amendment" and is commonly used by states to challenge
Mechanisms of State-Led Development:** - **Industrial Policy:** Both countries used targeted industrial policies to support specific sectors, such as electroni