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Compare the electron-dot of CH4 and H2O. Why do these molecules have similar bond angels but different names for their shapes
A 4.37 gram sample of a certain diatomic gas occupies a volume of 3.00 L at 1.00 atm and 45°C. What is the gas
liquid octane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water. suppose 74 grams of octane is mixed with 148 grams of oxygen
an antacid, contains CaCO3. If Tums is added to 20.0mL of 0.400 M HCl solution, how many grams of CO2 gas are produced?
What would be your average speed in cm/s?(c) what would be your time (in minutes:seconds) for 1500m? show your work
what is the corresponding pressure difference between points A and B, in mmHg. At which point (A or B) is the pressure higher, and why? The temperature is 60 °F throughout
A gas evolved during the fermentation of sugar was collected at 22.5°C and 702 mmHg. After purification its volume was found to be 25.0 L. How many moles of gas were collected?
The first ionization energy of bismuth is = +703 . What is the longest possible wavelength of light that could ionize an atom of bismuth?
How many atoms of neon occupy a volume of 14.3 L at STP.
When 24.0 g of glucose (a nonelectrolyte) are dissolved in 500. g of water, the solution has a freezing point of -0.47°C. What is the molar mass of glucose? Kf of water is 1.86°C/m.
If 27.0 mL of 0.0200 M KMnO4 were required to titrate a 0.425 g sample of K3[Fe(C2O4)3] * 3H2O, what is the % purity of the complex
Caculations of Glucose. How much glucose is needed to prepare 100.g of a 33% glucose solution 3.5g at glucose 96.3g of H2o
What molarity of aqueous aluminum sulfate solution can be expected to show the same conductivity as 0.030 M Na2SO4 at 36,000 units?
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