Calculate the new temperature after the sample
Calculate the new temperature after the sample is transferred to a new container with a pressure of 1.20atm and a volume of 2.50L? A sample of gas has a volume of 4250mL at 15Celsus and 745 mm Hg.
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A taut rope consists of a mass of around 0.160 kg and a length of 3.80 m. Determine what power should be supplied to the rope so as to generate sinusoidal waves having amplitude of 0.100 m and a wavelength of 0.500 m and traveling with the speed o
Determine the numbers of total moles of atoms are present in the 25 g of NaOH? Was given the answer of 1.875 mole of atoms but don't know the formula in order to figure it out.
Illustrate Lewis structures for these two species. Include all resonance forms (include double headed arrow). Nitrogen-fixing bacteria convert urea [H2NC(O)NH2] into the nitrite ions(NO2-).
The space probe is in the orbit of Moon at a distance from its surface of 100km. A mechanic error causes the probe to lose 25 percent of its velocity entering the probe in a decadent orbit. Compute the speed of impact of the probe on the surface o
Diameter of big gear with pedal on it is 10 inches and radius of wheel is 17 inches and radius of gear in wheel is 3 inches, how many revolutions of pedal cyclist needs to make to travel 800 inches?
Determine the pH of 0.25 M K2CO3.Determine the concentrations of HCO3-, and H2CO3 in the solution?H2CO3 is a diprotic acid with the Ka2 = 4.7 x 10-11 and Ka1 = 4.3 x 10-7.
Find out the maximum depth to which can submerge the submarine. (Suppose that the layer of ice is thin adequate not to apply any pressure on the surface of Europe’s ocean.)
A 0.1743g sample of impure oxalic acid is required and 39.8 mL of 0.08915 M NaOH solution for complete neutralization. Oxalic acid (COOH)2 is used to remove the rust stains and some ink stains from fabrics.
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