How much flouride (in grams) did the second sample produce
Upon decomposition, one sample of magnesium fluoride produced 1.65 of magnesium and 2.57 of fluorine. A second sample produced 1.29 of magnesium. How much flouride (in grams) did the second sample produce?
Expected delivery within 24 Hours
Protons can be accelerated to speeds near that of light in particle accelerators. Estimate the wavelength (in nm) of such a proton moving at 2.90 X 108 m/s. (Mass of a proton=1.673 X 10-27 kg)
How many grams of water can be cooled from 33 to 20 by the evaporation of 37 of water? (The heat of vaporization of water in this temperature range is 2.4 . The specific heat of water is 4.18 .)
A flask containing gaseous N2 is irradiated with 25 nm light. The irradiated moleculars of N2 can absorb the energy from the light photons. Using the following information indicate what species can from in the flask during irradiation.
Aluminum has a specific heat of 0.900 J/g·°C. How much energy is required to raise the temperature of 160. g of aluminum from 20.0°C to 183.0°C?
Aluminum reacts with excess hydrochloric acid to form aqueous aluminum chloride and 36.8 mL of hydrogen gas over water at 27°C and 764 mmHg. How many grams of aluminum reacted?
Calculate the minimum volume of distilled water, in liters, necessary to completely dissolve a 7.5 g sample of AgBr (s) at 298K. The molar mass of AgBr is 188 g mol.
The combustion of octane produces carbon dioxide and water. If you start with 10.0 mol of octane, what mass of water (in grams) would you expect to produce?
The equilibrium constant for the reaction of bromine with chlorine to form bromine monochloride is 58.0 at a certain temperature.
1954737
Questions Asked
3,689
Active Tutors
1429956
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Research and analyze the relationship between a P5 nation and a non-P5 nation with which it has had a significant political, economic, or military dispute
Why is sea power an important element of the great power competition? Identify a current example of the great power competition that poses a challenge
Read "Moral Criticisms of the Market" by Ken S. Ewert (found in the Learn section) Do you agree with the critique of the market in Ewert's article?
For your first major assignment, you will reflect on your childhood, your roots, and write an "I am from" poem in the style of George Ella Lyon.
Draft a 6- to 7-page paper in which you analyze the data collection and organization that the healthcare administration leaders in the scenario
Part of the project is to submit the final version of your long business report on a career or industry trend in the last three years.
Develop/write an argument explaining your position or view on the issue. How are opposing viewpoints wrong?