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Element X has two isotopes- X - 100 and X 104. If the atomic mass of X is 101 amu, Explain what is the relative abundance of each isotope in nature?
Why are the products attached to C3 of 1,4 pentadiene more acidic than the methyl hydrogen atoms of propene? Maybe you can help me with this one. Are the C3 atoms more acidic because there is more s character involved with the atoms and as the s ch..
When 37.0 mL of 0.535 M H2SO4 is added to 37.0 mL of 1.07 M KOH in a coffee-cup calorimeter at 23.50°C, the temperature rises to 30.17°C. Calculate H of this reaction per mole of H2SO4 and KOH reacted
sodium nitrate was added to 2.0 l of water at 25 degc to produce a saturated solution. the solution was then heated to
A 13.4-g sample of CaCl2 is dissolved in 109 g of water, with both substances at 25.0°C. Calculate the final temperature of the solution
what mass spectrometry techniw would be most effective in determining the chemical structure?
Determine which species is present in the lowest concentration in 0.10 M H3A solution?
With water as a solvent, determine the molality of the solution required to produce a change of temperature equal to 2 ºC
What is the reaction order with respect to each reagent for the following reaction? Then write the rate law equation.
how I resolve it, A 1.25 gram sample of methane is container in a 850.0 mL flask at295.65 K.What is the pressure of this gas?
Aqueous hydrobromic acid will react with solid sodium hydroxide to produce aqueous sodium bromide and liquid water . Suppose 36.4 g of hydrobromic acid is mixed with 5.9 g of sodium hydroxide.
Do you think you can calculate the % of ethanol in the distillate by comparing an average boilling point of the 5 ml portion which comprise the distillate
Present-day plant life has a carbon-14 decay rate of 16 disintegrations per minute (dpm) per gram of carbon. If a contemporary wooden chair were somehow preserved for the next 3,900 years, what 14C decay rate should be expected from the wood used ..
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