What is the empirical formula for this compound
A sample of an unknown biochemical compound is found to have a percent composition of 57.14% carbon, 6.17% hydrogen, 9.52% nitrogen and the balance oxygen. What is the empirical formula for this compound ?
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How much time passes between the first two instants when this particle has a displacement of y = 0.2 m?
Calculate the percentage of empty space in 1 mol of water at25 Celcius. Obtain the density. The volume of amolecule of water can be taken as the sum of the volume of the twohydrogen atoms and the oxygen atom.
The cyclic device rejects thermal energy to 40 C surroundings. Assume that all proceses are reversible and determine the required power input to the cyclic device.
A monatomic ideal gas is thermally insulated, so no heat can flow between it and its surroundings. Is it possible for the temperature of the gas to rise? And if so how?
A certain copper ore contains 2.98% of Cu2S by mass, andthe remainder of the ore contains no copper. In 1991, a singleopen-air smelt furnace heated 32000 tons of this ore.
The stationary ball moves off at 30° to the right of the moving ball's original direction. What is the speed of each ball after the collision?
If a block of continental crust and a block of oceanic crust are both 10 km thick and are "floating" on the aesthenosphere, how much higher is the top of the continental crust as compared to the oceanic crust? Density (ρ) = Mass/Volume
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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