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What mass of water is produced from the complete combustion of 8.10×10?3 of methane?
A quantity of N2 is kept in a 12.8 L contianer at a temperature of 42 C and at pressure of 4.7 atm. how many grams of N2 are in the container?
Substance A has a greater molar mass then substance B. Both are nonelectrolytes. If 50 g of substance A are dissolved in 250 g of water in one beaker
what fragmentation must occur in this compound to produce a base peak at m/z 30 in the mass spectrum
100g of metal x (csp=.21 j/gC) at 200C is put into 55g of water (Csp=4.184j/gC) at 24C. what is the final temperature
Why did the discrepancy between experiments and classical theory for blackbody radiation occur at high and not low frequencies
Data for the decomposition of hydrogen peroxide at some set temperature T is include below. The rate law depends only on the concentration of H2O2.
Calculate the heat required to convert 24.0 g of C2Cl3F3 from a liquid at 12.00°C to a gas at 56.00°C
When heated to 350 degrees C at 0.950atm, ammonium nitrate decomposes into the following gases: nitrogen, oxygen, and water. How many grams of ammonium nitrate are needed to produce 5.00 L of oxygen?
The attractive force between neighboring dipoles. the force that arises because of the large differences in electronegativities in the N-H bonds
What is the minimum amount of 6.0 M H2SO4 necessary to produce 20.0 g of H2? according to the following reaction. 2Al(s)+3H2SO4(aq)-->Al2(SO4)3(aq)+3H2(g)
Distance between two consecutive peaks or troughs. Frequency () Number of waves per second that pass through a given point in space. How are frequency and wavelength related? Example: Are gamma rays ( = 10-12 m) a form of high or low frequency rad..
In ethanol, with an absorbance of 1.210 (no units) at a wavelength of 530 nm. At this wavelength, the extinction coefficient of rhodamine 6G in EtOH is 116,000M^-1 cm^-1. If I have a 0.100 M solution of rhodamine 6G, what pathlength cell will be n..
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